Beth Warner's headshot

Beth Warner

Director of Administration

Beth joined Trewstar with twenty-five years of experience working in various administrative capacities in finance, recruiting, consulting and real estate. She was raised in Brazil and graduated from The American University in Washington D.C. with degrees in Communications and Economics. She has lived most of her life overseas and is fluent in Portuguese and French.

Beth is dedicated to helping structure and grow Trewstar as the firm reaches and surpasses its hundredth board placement. Beth currently resides in New Jersey with her sons.

Jana Wilson

Analyst

Jana graduated from the University of Michigan in 2019 with a major in Communications and a minor in Writing. While at Michigan, Jana was the Creative Director of a fashion organization on campus that raised money for arts programming in Detroit. She also studied abroad in Paris during her Sophomore year to hone her French. 

Prior to joining Trewstar, Jana worked on the production team for ABC's television show, The View, and at BBDO, a large New York City-based advertising agency. 

Chelsey Baturin

Engagement Manager

Chelsey recently completed her MPA at Columbia University in International Economic Policy. She graduated from Wellesley College in 2014 with a BA in Peace Studies. She spent her junior year in Cameroon working with a local microfinance co-op that assists women entrepreneurs. She then returned for her senior year at Wellesley where she produced a research paper on female entrepreneurship in Cameroon.

Prior to joining Trewstar, Chelsey consulted on short-term projects with various organizations, including the Community Preservation Corporation (CPC). She also taught high school French and West African dance for two years at the Kent School. Currently, Chelsey works with the Huairou Commission, a grassroots women’s organization, to organize New York City public housing tenants.

Jessica King Fredel

Engagement Manager

Jessica joined Trewstar in 2017 and has completed over 20 board searches for public, pre-IPO, and PE-backed companies. She has worked in a variety of sectors including technology, financial services, life sciences, energy, and government defense. Prior to Trewstar, she was a Junior Consultant at Lighthouse, a strategy consulting firm based in Paris, France. 

Jessica graduated with honors from Dartmouth College, where she studied History and Art History. At Dartmouth, Jessica worked at the Hood Museum of Art and the Center for Gender and Student Engagement, where she led Dartmouth’s annual campaign to end gender-based violence.

Drew Silverman

Engagement Manager &
Head of Business Functions

Drew joined Trewstar in 2016, and she has completed over 40 board search assignments in industries ranging from technology to manufacturing, to aerospace and defense, to media, to healthcare, and to financial services. She has experience with both public and private company boards. Drew’s prior experience is in the New York City Mayor’s office and at charity: water, a non-profit organization on a mission to end the water crisis. Drew serves on the America Needs You NJ Associate Board of Directors.

Drew graduated from the University of St Andrews with a Scottish Master of Arts degree in International Relations. While living in Scotland, she traveled extensively in Europe and Asia and was the Executive Director of a committee partnering with an international microfinance organization that supports refugees in Kenya and Uganda. She also served on the Executive Committee of the UK’s largest student-run Arts festival.

Holly Hegener

Managing Director

Holly joined Trewstar in 2017 from Gravitas, a purpose-driven e-commerce fashion company based in NYC, where she was a founding team member and Director of Corporate Social Responsibility. After law school and a federal clerkship in Chicago, Holly worked in the litigation department of O’Melveny & Myers in Washington, DC. She relocated with her husband to Johannesburg, South Africa, where she worked with the Justice Department and ANC legislators on efforts related to justice reform and reconciliation during the dynamic post-apartheid years. She was also one of the first outside directors of a 95,000 acre, big-five game reserve, the first-private South African reserve of its kind. During her tenure, she helped transition management from the developer to the owners and assisted in devising the owners’ first comprehensive strategic plan.

Holly was a director of Peterson’s Guides, a private education data company, for 10 years and has since extended that experience into the non-profit realm. She currently sits on the boards of the Open Space Institute and EcoHealth Alliance.

Holly graduated from Yale University and the University of Chicago Law School. She lives in New Jersey with her husband and their four children.

Debra Sandler

Senior Advisor

Debra is seasoned Boardroom executive and has been named to the 2018 Most Influential Board Directors by WomenInc. Magazine, Best of the Boardroom by Hispanic Executive magazine, the Savoy Magazine Power 300 and The Black Enterprise Registry of Black Corporate Directors. Debra is a Member of the Board of Directors at Archer Daniels Midland Company, Dollar General Corporation and Gannett Co Inc. where she is Chair of the Transformation Committee. She is also a member of the Board of Advisors for Pharmavite, LLC. where she is one of only two external Board members. Debra is a Trustee of her alma mater Hofstra University and a member of the Executive Leadership Council and the Latino Corporate Directors Association. 

Debra started her career at PepsiCo in a number of marketing leadership positions in the beverage and restaurant businesses. She then went on to Johnson & Johnson where she was the Worldwide President of McNeil Nutritionals and led the launch of Splenda® no-calorie sweetener. Under her leadership, Splenda grew to be the #1 low-calorie sweetener in the US and several markets around the world. Debra served as the Co-Chairperson for the J&J Women’s Leadership Initiative, representing the views and needs of women across the globe within J&J. She then went on to Mars Inc. where she held several roles including Chief Consumer Officer, Twix Global Brand Leader, President of Mars Chocolate North America, and Chief Health and Wellbeing Officer.   

Debra holds an undergraduate degree in International Business from Hofstra University, an MBA from New York University’s Stern School of Business, and an Honorary PhD from the Long Island University School of Pharmacy. Debra resides in New Jersey and is the founder of Mavis Foods, an entrepreneurial startup of Caribbean sauces and marinades.

Beth Vanderslice

Partner

Beth has been on the Board of Xilinx, Inc. (NASDAQ: XLNX) since 2000, chairing the Nominating and Governance Committee and serving on the Compensation Committee. During her tenure, she has helped steward the company through a diverse array of complex governance matters, including engaging with investors and activists, board refreshment, and facilitating two CEO transitions, all while enhancing the board’s governance standards by creating and implementing a state-of-the-art board evaluation process. She was named as a 2018 Most Influential Board Director by Women, Inc. magazine.

Beth held the position of CEO of Wired Digital, Inc., Wired Ventures, Inc.'s online-media company, and served on the boards of both Wired Digital, Inc. and Wired Ventures, Inc. before leading the company’s acquisition by Lycos, Inc. She subsequently assumed the position of General Manager of Lycos, Inc. through the company’s acquisition. Prior to joining Wired Digital, Beth was an investment banker in San Francisco. She also worked with the IBM Corporation before earning her MBA from the Harvard Business School.

Beth was a member and officer of the Young Presidents’ Organization, a member of the World Presidents’ Organization, and was awarded a Henry Crown Fellowship by the Aspen Institute in 2000. In addition, Beth has served on the Board of Trustees of Boston College, where she graduated summa cum laude, the French American International School in San Francisco, and The Bay Area Discovery Museum.

Beth resides in Manhattan with her husband and three children.

Beth Stewart

Founder and CEO

Beth brings more than 20 years of experience as a corporate board director to Trewstar, giving her a deep understanding of both corporate governance needs and the dynamics of a well-functioning board. She is a former director of Carmax, Inc., General Growth Properties, and Avatar Holdings. Her boardroom experiences include management transitions, board refreshment, activist challenges, and both IPO and bankruptcy processes. As CEO of Trewstar, Beth has a proven track record of finding exceptional directors for Fortune 500, mid and small-cap, and pre-IPO companies across industries throughout the US.

Beth started her career at Goldman Sachs as the first analyst in the investment banking division. After graduating from business school, she rejoined Goldman Sachs and continued her career in Real Estate investment banking. She went on to be an active investor and consultant as well as an adjunct professor at the Columbia Graduate School of Business.

Beth is a recognized expert on boardroom diversity and other corporate governance issues and speaks regularly at industry events. She has been quoted in the NYT, WSJ, Bloomberg, Forbes, and HBS Alumni magazine. She has presented at many conferences, including most recently the annual NACD conference and the IR Media Corporate Secretary Think Tank. She has also been featured on Yahoo! Finance. Her experience is the subject of a Harvard Business School case study entitled “Beth Stewart: Navigating the Boardroom.”

Beth graduated from Wellesley College and Harvard Business School. She lives and works in the greater NYC area. She has five grown children and one husband.

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