Our Team

General Management

Sarah Paul

Sarah E. Paul is the Chief Executive Officer of the Helmsley Charitable Trust, a global philanthropy committed to helping people live better lives today and creating stronger, healthier futures ...


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Sarah Paul

Chief Executive Officer

Leslie Moore

Leslie is the Executive Assistant in General Management, supporting Sarah Paul, CEO of the Helmsley Charitable Trust. Prior to joining Helmsley, Leslie worked as an administrative and executive ...


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Leslie Moore

Executive Assistant

Crohn’s Disease

Paul Scholl

Dr. Paul Scholl is the Program Director of the Helmsley Charitable Trust’s Crohn’s Disease Program. Prior to joining Helmsley, he was associate medical head for the immunology therapeutic ...


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Paul Scholl

Program Director

Laurie Churchill

Dr. Laurie Churchill is a Program Officer for the Helmsley Charitable Trust’s Crohn’s Disease Program. Laurie oversees the diagnostics portfolio of grants, identifying and evaluating new opp ...


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Laurie Churchill

Program Officer

Terry Felton

Dr. Terry Felton is a Program Officer for the Helmsley Charitable Trust’s Crohn’s Disease Program. In this role, Terry oversees the disease management grants portfolio and helps identify and ...


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Terry Felton

Program Officer

Jessica Langer

Dr. Jessica Langer is a Program Officer for the Helmsley Charitable Trust’s Crohn’s Disease Program. Jessica helps to manage the program’s research grants portfolio and to identify new ...


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Jessica Langer

Program Officer

Elena Lucchetta

Dr. Elena Lucchetta is a Program Officer for the Helmsley Charitable Trust’s Crohn’s Disease Program. In this role, Elena oversees a portfolio of grants focusing on the underlying biology of ...


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Elena Lucchetta

Program Officer

Shefali Soni

Dr. Shefali Soni is a Program Officer for the Crohn’s Disease Program. In this role, Shefali oversees and manages the prevention grants portfolio and helps identify and evaluate new initiative ...


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Shefali Soni

Program Officer

Souwelimatou Amadou Amani

Dr. Souwelimatou Amadou Amani is  an Associate Program Officer  for Helmsley’s Crohn’s Disease Program.  In this role, Souweli assists with the prevention grants portfolio, which foc ...


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Souwelimatou Amadou Amani

Associate Program Officer

Aaron Bender

Dr. Aaron Bender is an Associate Program Officer for the Helmsley Charitable Trust’s Crohn’s Disease Program. In this role, Aaron assists with the program’s therapeutics grants portfolio, ...


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Aaron Bender

Associate Program Officer

Kerry Hernandez

Dr. Kerry Hernandez is an Associate Program Officer for the Helmsley Charitable Trust’s Crohn’s Disease Program. Kerry contributes to managing the Program’s portfolio of prevention gran ...


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Kerry Hernandez

Associate Program Officer

Stephanie LeValley

Dr. Stephanie LeValley is an Associate Program Officer for Helmsley’s Crohn’s Disease Program. In this role, Stephanie supports the Disease Biology portfolio of grants aiming to uncover the ...


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Stephanie LeValley

Associate Program Officer

Shashirekha Mundhra

Dr. Shashirekha Mundhra is an Associate Program Officer for the Helmsley Charitable Trust’s Crohn’s Disease Program. In this role, Shashirekha assists with the disease management grants port ...


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Shashirekha Mundhra

Associate Program Officer

Kortney Hensley

Kortney Hensley is an Administrative Assistant for Helmsley’s Crohn’s Disease Program. As Administrative Assistant, she provides scheduling, travel, and expense reporting support for the pro ...


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Kortney Hensley

Administrative Assistant

Minele Youssef

Minele Youssef is an Administrative Assistant for Helmsley’s Crohn’s Disease Program. She provides scheduling, travel, and expense reporting support for the program. ...


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Minele Youssef

Administrative Assistant

Israel

Breeze McMennamin

Breeze McMennamin is the Program Director of the Helmsley Charitable Trust’s Israel Program. She joined Helmsley after practicing law as a commercial litigator for many years with Helmsley ...


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Breeze McMennamin

Program Director

Matt Marlott

Matt Marlott is a Program Officer with the Helmsley Charitable Trust’s Israel Program. Matt is a member of a small team, in which he facilitates grants aimed at strengthening Israel’s lea ...


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Matt Marlott

Program Officer

Louisa Valitsky

Louisa is a Program Officer for the Helmsley Charitable Trust’s Israel Program.

Prior to joining Helmsley, Louisa worked with the Jewish Agency for Israel, as its central emissary f ...


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Louisa Valitsky

Program Officer

Auria Rivera

Auria is the Executive Assistant for the Helmsley Charitable Trust’s Israel Program. Prior to joining Helmsley, Auria worked for several Helmsley properties, serving in various capacities a ...


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Auria Rivera

Executive Assistant

New York City

Gina Agiostratidou

Dr. Gina Agiostratidou is the Program Director for the Helmsley Charitable Trust’s Type 1 Diabetes (T1D) Program as well as its New York City (NYC) program. Through Gina’s leadership, the T1 ...


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Gina Agiostratidou

Program Director

Tracy Perrizo

Tracy Perrizo is the Program Officer for Helmsley’s New York City Program. In this role, she helps to identify and design program grantmaking initiatives, as well as manage existing grants and ...


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Tracy Perrizo

Program Officer

Emilie Fidock

Emilie Fidock is an Associate Program Officer for the Helmsley Charitable Trust’s New York City Program. In her role as Associate Program Officer, Emilie helps to manage the growing New York C ...


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Emilie Fidock

Associate Program Officer

Marci Gelb

Marci Gelb is the Administrative Assistant for the Helmsley Charitable Trust’s New York City Program and Information Technology department.



Marci has an extensi ...


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Marci Gelb

Administrative Assistant (also Information Technology)

Rural Healthcare

Mitchell Krebs

Mitch Krebs is the Program Director of Helmsley’s Rural Healthcare Program which seeks to improve access to and quality of care in the upper Midwest.   Prior to joining Helmsley, Mi ...


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Mitchell Krebs

Program Director

Wayne Booze

Wayne Booze is a Program Officer for the Helmsley Charitable Trust's Rural Healthcare Program. Currently, he is focusing on the expansion of access to the best standard of diagnostic care for wo ...


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Wayne Booze

Program Officer

Kristen Bunt

Kristen Bunt is a Program Officer for the Helmsley Charitable Trust’s Rural Healthcare Program. Kristen brings more than 25 years of healthcare experience to her role as Program Officer. In th ...


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Kristen Bunt

Program Officer

Scott Johnson

Scott Johnson is a Program Officer for the Helmsley Charitable Trust’s Rural Healthcare Program. In this role, Scott assists with Helmsley’s efforts in rural behavioral healthcare.   ...


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Scott Johnson

Program Officer

Elizabeth Ruen

Elizabeth Ruen is a Program Officer for the Helmsley Charitable Trust’s Rural Healthcare Program. In this role, she oversees a growing portfolio of healthcare delivery, cancer care, and conser ...


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Elizabeth Ruen

Program Officer

April Dewey

April Dewey is an Associate Program Officer for Helmsley’s Rural Healthcare Program which is dedicated to ensuring communities of the rural upper Midwest have access to the highest quality hea ...


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April Dewey

Associate Program Officer

Alicia Cotton

Alicia Cotton is the Executive Assistant for the Rural Healthcare Program in Helmsley’s Sioux Falls office.   Born and raised in South Dakota, Alicia has been dedicated to many loca ...


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Alicia Cotton

Executive Assistant

Maria Nevarez

Maria Nevarez is the Administrative Assistant for the Rural Healthcare and Vulnerable Children in Sub-Saharan Africa Programs. She provides scheduling, travel, and expense reporting support for ...


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Maria Nevarez

Administrative Assistant (also Vulnerable Children in Sub-Saharan Africa)

Type 1 Diabetes

Gina Agiostratidou

Dr. Gina Agiostratidou is the Program Director for the Helmsley Charitable Trust’s Type 1 Diabetes (T1D) Program as well as its New York City (NYC) program. Through Gina’s leadership, the T1 ...


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Gina Agiostratidou

Program Director

Deniz Dalton

Deniz Dalton is a Program Officer for the Helmsley Charitable Trust's Type 1 Diabetes (T1D) Program. In this role, Deniz works predominantly in identifying new T1D technology and device initiati ...


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Deniz Dalton

Program Officer

Maryaline Coffre

Dr. Maryaline Coffre is a Program Officer for the Helmsley Charitable Trust’s Type 1 Diabetes (T1D) Program. She helps to oversee a biomedical research grant portfolio that identifies and inve ...


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Maryaline Coffre

Program Officer

Laurel Koester

Laurel Koester is a Program Officer for the Helmsley Charitable Trust's Type 1 Diabetes (T1D) Program. She helps to oversee a healthcare models portfolio in which she manages existing grants an ...


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Laurel Koester

Program Officer

Anne Koralova

Dr. Anne Koralova is a Program Officer for the Helmsley Charitable Trust’s Type 1 Diabetes (T1D) Program. She helps to oversee the current research grants portfolio and identify and validate n ...


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Anne Koralova

Program Officer

James Reid

James Reid is a Program Officer for the Helmsley Charitable Trust's Type 1 Diabetes (T1D) Program. In this role, he leads the design and implementation of the global strategy to improve access t ...


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James Reid

Program Officer

Sean Sullivan

Dr. Sean Sullivan is a Program Officer for the Helmsley Charitable Trust’s Type 1 Diabetes (T1D) Program. In this role, he oversees the glucose control grants portfolio, identifying and ev ...


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Sean Sullivan

Program Officer

Ben Williams

Dr. Ben Williams is a Program Officer for the Helmsley Charitable Trust’s Type 1 Diabetes Program (T1D). He helps to oversee a biomedical research grant portfolio that identifies and invests i ...


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Ben Williams

Program Officer

Delina Abadi

Delina Abadi is an Associate Program Officer for the Helmsley Charitable Trust’s Type 1 Diabetes (T1D) Program. ...


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Delina Abadi

Associate Program Officer

Varunika Bhargava

Varunika Bhargava is an Associate Program Officer for the Helmsley Charitable Trust’s Type 1 Diabetes (T1D) Program. She helps to assess and discover new technologies with the aim of easing th ...


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Varunika Bhargava

Associate Program Officer

Grace Herod

Dr. Grace Herod is an Associate Program Officer for the Helmsley Charitable Trust’s Type 1 Diabetes (T1D) Program. She helps to oversee a biomedical research grant portfolio that identifies an ...


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Grace Herod

Associate Program Officer

Conchi Izquierdo

Dr. Conchi Izquierdo is an Associate Program Officer for the Helmsley Charitable Trust’s Type 1 Diabetes (T1D) Program. She helps to oversee a biomedical research grant portfolio that identifi ...


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Conchi Izquierdo

Associate Program Officer

Sarah Park

Dr. Sangmi Sarah Park is an Associate Program Officer for the Helmsley Charitable Trust’s Type 1 Diabetes (T1D) Program. She manages a biomedical research grant portfolio that investigates the ...


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Sarah Park

Associate Program Officer

Amy Pitts

Amy Pitts is an Associate Program Officer for the Helmsley Charitable Trust’s Type 1 Diabetes (T1D) Program, where she works within the “Living with T1D in the U.S.” strategic pillar of th ...


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Amy Pitts

Associate Program Officer

Serena Thadani

Serena Thadani is an Associate Program Officer for the Helmsley Charitable Trust’s Type 1 Diabetes (T1D) Program. She works within the “Living with T1D in the U.S” strategic pillar of the ...


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Serena Thadani

Associate Program Officer

Victoria Tralongo

Victoria Tralongo joined the Helmsley Charitable Trust in April 2014 and is the Executive Assistant for the Helmsley Charitable Trust's Type 1 Diabetes (T1D) Program. In this role, Victoria wor ...


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Victoria Tralongo

Executive Assistant

Ashley Eliza

Ashley Eliza is the Administrative Assistant for the Type 1 Diabetes (T1D) Program. As Administrative Assistant, she supports the T1D Program's efforts to improve lives for people with T1D and p ...


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Ashley Eliza

Administrative Assistant

Quiyanah Hunter

Quiyanah Hunter is an Administrative Assistant for the Type 1 Diabetes (T1D) Program. Quiyanah supports the T1D Program’s efforts to improve lives for people with T1D and prevent and delay the ...


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Quiyanah Hunter

Administrative Assistant

Darnell Mitchell

Darnell Mitchell is an Administrative Assistant for the Type 1 Diabetes (T1D) Program. Darnell assists the T1D Program’s efforts to improve lives for people with T1D and prevent and delay the ...


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Darnell Mitchell

Administrative Assistant

Vulnerable Children in Sub-Saharan Africa

Trista Kontz-Bartels

Trista Kontz-Bartels is the Program Director of Helmsley’s Vulnerable Children in Sub-Saharan Africa Program, which seeks to provide at-risk children with greater access to education, improved ...


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Trista Kontz-Bartels

Program Director

Sherilyn Goldammer

Sherilyn (Sheri) Goldammer is a Program Officer for the Vulnerable Children in Sub-Saharan Program at the Helmsley Charitable Trust. In her role, she works closely with the Program Director to m ...


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Sherilyn Goldammer

Program Officer

Job Change

Job Change (Chan-gay) is an Associate Program Officer with the Helmsley Charitable Trust’s Vulnerable Children in Sub-Saharan Africa Program. Job was born and raised in Kenya before immigratin ...


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Job Change

Associate Program Officer

Communications

Carey Meyers

Carey Meyers is the Director of Communications at the Helmsley Charitable Trust, leading communications and strategic efforts to further drive the impact of Helmsley’s grantmaking.



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Carey Meyers

Director of Communications

Alison Carley

Dr. Alison Carley is a Communications Officer at the Helmsley Charitable Trust. She supports strategic communications, thought leadership, and public affairs for the Crohn’s Disease and Type 1 ...


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Alison Carley

Communications Officer

Laura Fahey

Laura Fahey works across program areas and with senior leadership at the Helmsley Charitable Trust to lead the implementation of a public affairs strategy for the organization. ...


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Laura Fahey

Communications Officer

Michelle Tsai

Michelle Tsai is a Communications Officer at the Helmsley Charitable Trust, driving strategic communications and thought leadership for Helmsley’s Rural Healthcare, Israel, and Vulnerable Chil ...


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Michelle Tsai

Communications Officer

Natalie Andrews

Natalie Andrews is a Communications Associate who supports Helmsley’s New York City, Israel, Rural Healthcare, and Vulnerable Children in Sub-Saharan Africa programs. ...


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Natalie Andrews

Communications Associate

Martin McDonough

Martin McDonough is an Administrative Assistant for the Communications Department. He provides scheduling, travel, and expense reporting for the Communications team. ...


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Martin McDonough

Administrative Assistant

Finance

Nicholas Schiavo

Nicholas Schiavo is the Chief Financial Officer at the Helmsley Charitable Trust, where he oversees finance, tax, and office operations. He began his Helmsley career in 2015, when he served a ...


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Nicholas Schiavo

Chief Financial Officer

Kevin McCullough

Kevin McCullough is the Manager of Financial Planning and Analysis at the Helmsley Charitable Trust. He is responsible for all reporting and analytics for grantmaking and operational expendit ...


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Kevin McCullough

Manager of Financial Planning and Analysis

Kenneth Sussman

Kenneth Sussman is the Tax and Investment Accounting Manager at the Helmsley Charitable Trust. In this role, Kenneth focuses his efforts on accounting and tax compliance activities surrounding H ...


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Kenneth Sussman

Tax and Investment Accounting Manager

Alice Fong

Alice Fong is the Controller, Finance, at the Helmsley Charitable Trust. In this role, Alice is responsible for payroll, accounting and audit. ...


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Alice Fong

Controller, Finance

Megan Luong

Megan Luong is the Accounting Controller at the Helmsley Charitable Trust. She is responsible for managing the accounting functions related to grants, accounts payable, and program related inves ...


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Megan Luong

Controller, Accounting

Brendan Crouse

Brendan Crouse is the Financial Systems Business Administrator at the Helmsley Charitable Trust. ...


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Brendan Crouse

Financial Systems Business Administrator

Devin Adelhardt

Devin F. Adelhardt is an Investment Accountant at the Helmsley Charitable Trust.


Prior to joining Helmsley, Devin worked at Pentegra Retirement Services for seven years in vario ...


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Devin Adelhardt

Investment Accountant

May Mai

May Mai is the Accountant at the Helmsley Charitable Trust. In this role, May is responsible for the preparation of financial statements, annual audit reports, and tax workpapers. ...


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May Mai

Accountant

Ray Rodriguez

Ray joined the Helmsley Charitable Trust in April 2012 as the Office Operations Assistant. In November, he began working in the Finance department as a Finance Assistant. His principal role ...


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Ray Rodriguez

Finance Assistant

Mayra Diaz Bernal

Mayra Diaz Bernal is a Payroll Associate at the Helmsley Charitable Trust. ...


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Mayra Diaz Bernal

Payroll Associate

Edlira Vickers

Edlira Vickers is the Executive Assistant supporting Finance at the Helmsley Charitable Trust. ...


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Edlira Vickers

Executive Assistant

Grants Management

Christopher Percopo

Christopher Percopo is the Senior Director of Grants Management and Operations at The Helmsley Charitable Trust. As one of Helmsley’s first, and longest tenured, staff members he has served in ...


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Christopher Percopo

Senior Director of Grants Management and Operations

Jennifer Dickinson

Jenn Dickinson is the Director of Grants Management at the Helmsley Charitable Trust. In her role, Jenn oversees the full lifecycle of Helmsley’s grantmaking operations. This includes managing ...


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Jennifer Dickinson

Director of Grants Management

Mia deJesus

Mia de Jesus is a Grants Manager at the Helmsley Charitable Trust. In this role, Mia works in partnership with the Grants Management team to support programs across the full lifecycle of grantma ...


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Mia deJesus

Grants Manager

Valeriya Lukonen

Valeriya Lukonen is a Grants Manager at the Helmsley Charitable Trust. In this role, Val manages grantmaking operations and compliance across programs, and collaborates with other departments to ...


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Valeriya Lukonen

Grants Manager

Julia Oliva

Julia Oliva is a Grants Manager at the Helmsley Charitable Trust. In this role, Julia works collaboratively with the Grants Management team to ensure compliance across grant awards throughout th ...


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Julia Oliva

Grants Manager

Nicholas Wenham

Nicholas Wenham is a Grants Manager at the Helmsley Charitable Trust. In this role, Nicholas works closely with the Grants Management team, providing critical support to programs and other funct ...


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Nicholas Wenham

Grants Manager

Irene Williams

Irene Williams is a Grants Manager at the Helmsley Charitable Trust. In this role, Irene works with the Grants Management team to support programs across the full cycle of grantmaking to ensure ...


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Irene Williams

Grants Manager

Kevin Willits

Kevin Willits is a Grants Manager at the Helmsley Charitable Trust. In this role, Kevin collaborates with the Grants Management team to support programs across the full lifecycle of grantmaking ...


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Kevin Willits

Grants Manager

Emily Favata

Emily Favata is a Grants Associate at the Helmsley Charitable Trust. In this role, Emily collaborates with program staff and the Grants Management department to effectively plan and execute Helm ...


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Emily Favata

Grants Associate

Adena Gabrysiak

Adena Gabrysiak is a Grants Associate at the Helmsley Charitable Trust. In this role, Adena collaborates with program staff and the Grants Management department to effectively plan and execute H ...


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Adena Gabrysiak

Grants Associate

Dana Klein

Dana Klein is a Grants Associate at the Helmsley Charitable Trust. In this role, Dana collaborates with program staff and the Grants Management department to effectively plan and execute Helmsle ...


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Dana Klein

Grants Associate

Ann Kay Lei

Ann Kay Lei is a Grants Associate at the Helmsley Charitable Trust. In this role, Ann Kay collaborates with program staff and the Grants Management department to effectively plan and execute Hel ...


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Ann Kay Lei

Grants Associate

Ronald Seetaram

Ronald Seetaram is a Grants Associate at the Helmsley Charitable Trust. In this role, Ronald collaborates with program staff and the Grants Management department to effectively plan and execute ...


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Ronald Seetaram

Grants Associate

Eric Strothmann

Eric Strothmann is a Grants Associate at the Helmsley Charitable Trust. In this role, Eric collaborates with program staff and the Grants Management department to effectively plan and execute He ...


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Eric Strothmann

Grants Associate

Lauren Gonzalez

Lauren Gonzalez is the Administrative Assistant for the Grants Management team at the Helmsley Charitable Trust. She provides scheduling, travel, and expense reporting support for the team. ...


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Lauren Gonzalez

Administrative Assistant

Human Resources

Maureen Rayhill

Maureen Rayhill is the Director of Human Resources at the Helmsley Charitable Trust.  


Maureen’s prior experience includes management consulting where a significant portion ...


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Maureen Rayhill

Director of Human Resources

Connie Cacace

Connie (CJ) Cacace is a Manager on Helmsley’s Human Resources team. In this role, she leads recruitment for Helmsley and works with her team to meet staff and organizational needs. CJ previous ...


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Connie Cacace

Human Resources Manager

William Gould

Willie Gould is a Manager on the Human Resources team at the Helmsley Charitable Trust. He specializes in staff training and development to meet the needs of a growing organization. ...


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William Gould

Human Resources Manager

Massiel Guillermo

Massiel Guillermo is a Human Resources Manager at the Helmsley Charitable Trust. In this role, she manages recruiting and supports onboarding and HR compliance efforts at Helmsley. ...


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Massiel Guillermo

Human Resources Manager

Veronica Tuitt-Abraham

Veronica Tuitt-Abraham is the Benefits Manager at the Helmsley Charitable Trust. Veronica is responsible for the management and administration of all health and welfare and retirement plans a ...


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Veronica Tuitt-Abraham

Benefits Manager

Rachel Mancini

Rachel Mancini is the Human Resources Associate at the Helmsley Charitable Trust. In this role, Rachel collaborates closely with the HR team. Her responsibilities include supporting recruiting e ...


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Rachel Mancini

Human Resources Associate

Jennifer Lawrence

Jennifer Lawrence is the Administrative Assistant for the Human Resources team at the Helmsley Charitable Trust. In this role, Jenny supports the team with scheduling and recruiting efforts amon ...


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Jennifer Lawrence

Administrative Assistant

Information Technology

John Hagel

John Hagel joined the Helmsley Charitable Trust in 2019 as the Director of Information Technology. In this role, he leads the IT department in strategy and management.


Prior to ...


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John Hagel

Director of Information Technology

Sergey Sinyuts

Sergey Sinyuts is the IT Manager at the Helmsley Charitable Trust, where he works closely with the Director of Information Technology to administer and provide end-user support for Helmsley’ ...


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Sergey Sinyuts

Information Technology Manager

Alexander Ré

Alex Ré is an IT Associate at Helmsley Charitable Trust, where he configures and supports Helmsley systems and software, troubleshoots system errors, and assists IT members in meeting all IT ne ...


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Alexander Ré

IT Associate

Camila Gonzalez

Camila Gonzalez is an Information Technology Technician at the Helmsley Charitable Trust. By supporting the help desk, her work is vital as a first point of contact for any IT issues and questio ...


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Camila Gonzalez

IT Technician

Investments

Joshua Fenton

Joshua Fenton is Director of Investments at the Helmsley Charitable Trust. He is part of the development and implementation of the overall investment strategy for Helmsley and is principally re ...


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Joshua Fenton

Chief Investment Officer

Brian Chun

Brian Chun is Director of Investments at the Helmsley Charitable Trust. Brian joined Helmsley as a member of the Investments group in 2014. As part of the development and implementation of the o ...


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Brian Chun

Director of Investments

Al Y. Kim

Al Y. Kim is Director of Investments at the Helmsley Charitable Trust. In this role, he is responsible for helping lead the development and implementation of the overall investment strategy for ...


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Al Y. Kim

Director of Investments

Meena Lakshman

Meena Lakshman serves as the Director of the Investments team at the Helmsley Charitable Trust. In this role, she is involved in overall asset allocation, portfolio strategy, and manager rese ...


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Meena Lakshman

Director of Investments

Christopher Rapcewicz

Christopher Rapcewicz is Director of Risk and Operations at the Helmsley Charitable Trust. He is part of the development and implementation of the overall investment strategy and is principal ...


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Christopher Rapcewicz

Director of Risk and Operations

Claudia Cole

Claudia Cole is an Investment Officer at Helmsley Charitable Trust. She is responsible for the sourcing, due diligence, and evaluation of private equity, venture capital, long-only, natural reso ...


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Claudia Cole

Investment Officer

Christopher Shieh

Christopher Shieh is an Investment Officer at the Helmsley Charitable Trust. He joined Helmsley in 2013 and is responsible for idea generation, investment manager due diligence, and portfolio ...


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Christopher Shieh

Investment Officer

Alessandra Felloni

Alessandra Felloni is an Investment Associate at the Helmsley Charitable Trust. She joined Helmsley in November 2020 and is responsible for managing the monitoring and forecasting of the priv ...


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Alessandra Felloni

Investment Associate

Fata Kolleh

Fata Kolleh supports the Chief Investment Officer and the Investments team with scheduling, email correspondence, record-keeping, coordinating travel arrangements, and overseeing the day-to-day ...


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Fata Kolleh

Executive Assistant

Investment Committee

Helmsley's Investment Committee provides oversight of the Investment program, ensuring compliance and providing independent counsel to the Investment Team on their strategy. ...


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Investment Committee

Office Operations

Christopher Percopo

Christopher Percopo is the Senior Director of Grants Management and Operations at The Helmsley Charitable Trust. As one of Helmsley’s first, and longest tenured, staff members he has served in ...


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Christopher Percopo

Senior Director of Grants Management and Operations

Silvia Guerrido

Silvia Guerrido is the Office Manager at the Helmsley Charitable Trust. In this role, she is responsible for office supply procurement as well as maintenance, operations, and repairs of all ...


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Silvia Guerrido

Office Manager

Gareth McCusker

Gareth McCusker is the Office Operations Assistant at Helmsley Charitable Trust. In this role, he supports the Operations team in contributing to an efficient and well-organized office environme ...


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Gareth McCusker

Office Operations Assistant

Ellen Witzkin

Ellen Witzkin is the Receptionist for the Helmsley Charitable Trust. Ellen has an extensive background working in philanthropy and nonprofit organizations. Prior to joining Helmsley, Ellen was t ...


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Ellen Witzkin

Receptionist

Jimmy Lim

Jimmy Lim has been associated with Helmsley Enterprises, Inc. since August 2011. He joined the Helmsley Charitable Trust in January 2016 as a Facilities Assistant to support the staff's daily ne ...


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Jimmy Lim

Facilities Assistant

Michael Duong Mai

Michael joined the Helmsley Charitable Trust in January 2014 as the Facilities Assistant. He works with the Office Operations team to support the staff’s daily needs.   ...


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Michael Duong Mai

Facilities Assistant