10 Regeneron finance leaders
Christopher Fenimore, Chief Financial Officer at Regeneron, is one of ten Regeneron finance leaders listed here, alongside people who hold controller, R&D finance and international finance roles at the company. A reader can learn how finance leaders work at Regeneron from people who have held the role.
Professionals to explore
Alicia Pantaleo
LinkedInExperience: VP Accounting Operations and Assistant Controller · Regeneron
VP Accounting Operations and Assistant Controller at Regeneron since May 1999, based in Hopewell Junction, New York and tagged at vice president level in finance and accounting; the profile headline reads Assistant Controller at Regeneron Pharmaceuticals. Alicia Pantaleo was Controller at Cadus Pharmaceuticals, Inc. (1996–1999) and Senior Associate at PwC (1992–1996).
Christopher Fenimore
LinkedInExperience: Chief Financial Officer · Regeneron
Chief Financial Officer at Regeneron since February 2024, based in Tarrytown, New York and tagged at C-level in finance and accounting. Christopher Fenimore was Senior Vice President, Controller (2021–2024), Vice President, Controller (2017–2021) and Vice President, Financial Planning & Analysis (2003–2017) at Regeneron, and VP, Finance at Mojave Therapeutics, Inc. (2000–2003).
Daniella Kane
LinkedInExperience: Executive Director Global Finance Operations and Solutions · Regeneron
Executive Director Global Finance Operations and Solutions at Regeneron since January 2022, based in the New York City area. Daniella Kane was Sr. Director Accounting Operations (2019–2021), Director Of Accounting Operations (2017–2018), Associate Director Accounting Operations (2016) and Sr. Manager Accounting Operations (2013–2015) at Regeneron.
Jan Gritzmann FCA
LinkedInExperience: Executive Director, International Finance · Regeneron
Executive Director, International Finance at Regeneron since January 2026, based in Ireland; the profile describes financial leadership for Regeneron outside the US, in Europe, Japan, Canada and India, and lists Financial Planning & Analysis (FP&A). Jan Gritzmann FCA was Senior Director, Head of Finance outside the US (2021–2025) and Finance Director (2016–2021) at Regeneron, and Finance Director, Deal Accounting & Alliance Finance, R&D Finance at GSK (2013–2016).
Jason Pitofsky
LinkedInExperience: Senior Vice President, Controller · Regeneron
Senior Vice President, Controller at Regeneron since January 2026, based in the New York City area. Jason Pitofsky was Vice President, Controller (2024–2026) in Tarrytown, New York and Vice President, Accounting & Financial Reporting (2011–2024) at Regeneron, and Senior Manager at PwC (1999–2011).
Jennifer Colyer
LinkedInExperience: Vice President, R&D Finance · Regeneron
Vice President, R&D Finance at Regeneron since January 2024, based in Tarrytown, New York and tagged at vice president level in finance and accounting. Jennifer Colyer was Executive Director, Commercial Finance & Business Planning (2021–2023), Senior Director, Commercial Finance & Business Planning (2018–2020) and Commercial Finance Director (2017–2018) at Regeneron, and Finance Director, North America Region and WW Commercial Development, Oncology Business Unit at Pfizer (2010–2017).
Jim Leggett
LinkedInExperience: Senior Director Plant Controller · Regeneron
Senior Director Plant Controller at Regeneron since December 2019, based in Mechanicville, New York. Jim Leggett was Director Plant Controller at Regeneron (2014–2019), Coated Fabrics SBU Controller (2012–2014) and Films SBU Controller (2011–2012) at Saint-Gobain Performance Polymer Solutions, and Controller at Saint-Gobain (2006–2011).
Kamran Samad
LinkedInExperience: Executive Director, Commercial Finance & Business Planning · Regeneron
Executive Director, Commercial Finance & Business Planning at Regeneron since January 2024, based in Brooklyn, New York and tagged at director level in finance and accounting. Kamran Samad was Senior Director, R&D Finance (2021–2024) and Director, Financial Services, Internal Audit (2017–2019) at Regeneron, and Finance Director, La Mer & Jo Malone North America at The Estée Lauder Companies Inc. (2017).
Mark Everitt
LinkedInExperience: Executive Director International Accounting · Regeneron
Executive Director International Accounting at Regeneron since January 2026, based in the Limerick area. Mark Everitt was Senior Director International Accounting (2021–2026), Director Plant Financial Controller (2016–2021) and Associate Director Plant Financial Controller (2014–2016) at Regeneron, and European Finance Manager at Cook Medical (2006–2014).
Mike Spataro
LinkedInExperience: Senior Director, Head of Program Finance · Regeneron
Senior Director, Head of Program Finance at Regeneron since January 2021, based in Merrick, New York; the profile describes an FP&A team leader specializing in forecast accuracy, accountability and process improvements, with experience implementing Hyperion budgeting and forecasting systems. Mike Spataro was Director, Financial Planning & Analysis (2018–2021) and Associate Director, Financial Planning & Analysis (2017) at Regeneron.
Choose the right perspective
Pick the person whose own title and scope are closest to your question, and check the dates on each role. Match the kind of work as well, since a planning leader, a controller and a treasury or tax leader will answer from different vantage points.
Questions to take into the conversation
- 01What took most of your time in your current finance role, and how did you decide what to handle yourself and what to delegate?
- 02How did you work with business leaders when forecasts and plans needed to change?
- 03What did you carry over from earlier roles that changed how you run a finance team?
Reaching Regeneron finance leaders
How can I contact one of these Regeneron finance leaders?
Pick one of the 10 people on this page and choose "Book a paid call", or describe your project to find others. You offer a fee for a 15-minute call or a written answer, Instant Expert finds the person's work email and sends the invitation, and they decide whether to accept. The list covers 1 company: Regeneron, based on profile data retrieved on October 17, 2026. Being listed here doesn't mean someone has agreed to take calls.
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About this directory
This is a professional research starting point based on business profile data retrieved on . Titles and companies reflect that source snapshot; roles marked former had ended by then. Check the linked profiles for current details. Inclusion does not imply Instant Expert membership or availability.
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