10 Wabtec finance leaders
Ashima Nayyar, Global Product Line CFO at Wabtec Corporation, leads this list of Wabtec finance leaders, which also includes finance vice presidents for freight services and transit, a treasury controller, a business unit controller and finance directors. A reader can learn how finance leaders work at Wabtec from people who have held the role.
Professionals to explore
Ashima Nayyar
LinkedInExperience: Global Product Line CFO · Wabtec Corporation
Ashima Nayyar has been Global Product Line CFO at Wabtec Corporation since May 2024, based in the Mumbai area, and the listing describes the role as CFO for the Power Collection and PIS product line. Ashima Nayyar also holds Head of Finance at Faiveley Transport and held Finance Head - FP&A and Services (2019 to 2021) and Business Unit Finance Head (2016 to 2021) at GE Transportation, a Wabtec company.
Dejan Dimitrieski
LinkedInExperience: Director of Finance Controller · Wabtec Corporation
Dejan Dimitrieski has been Director of Finance Controller at Wabtec Corporation since March 2019, based in North Macedonia, and was Assistant Finance Controller at Wabtec Corporation (2018 to 2019). Dejan Dimitrieski held Senior Consultant (2015 to 2018) and Consultant (2012 to 2015) roles at PwC, and the listing headline gives the title as Director of Finance / Controller at Wabtec.
Gunwant Bhansali, CA
LinkedInExperience: Director - Treasury Controller · Wabtec Corporation
Gunwant Bhansali has been Director - Treasury Controller at Wabtec Corporation since July 2023, based in Pittsburgh, and was Director - International Treasury (Americas & CIS) (2022 to 2023) and Senior Manager - International Treasury (Asia Pacific & CIS) (2020 to 2022) at Wabtec Corporation. Gunwant Bhansali also held Director - Financial Planning and Analysis at Avantor (2018 to 2020).
Jason Chestney
LinkedInExperience: Controller - Motive Power Business Unit · Wabtec Corporation
Jason Chestney has held Controller - Motive Power Business Unit at Wabtec Corporation since March 2020, based in Cecil, Pennsylvania, and was Controller - Wabtec Locomotive Products Business Unit at Wabtec Corporation (2017 to 2020). Jason Chestney also held Accounting/Finance Manager-Wabtec Locomotive Servies at Wabtec Corporation (2016 to 2017) and Finance Manager at Bombardier Transportation (2013 to 2016).
Kenneth Merritt
LinkedInExperience: Vice President, Finance - Freight Services Americas · Wabtec Corporation
Kenneth Merritt has been Vice President, Finance - Freight Services Americas at Wabtec Corporation since August 2025, based in the Chicago area, and was Vice President, Finance - Transit Operations & Engineering at Wabtec Corporation (2021 to 2025). Kenneth Merritt also held Senior FP&A Manager, Global Operations at Wabtec Corporation (2019 to 2021) and Senior FP&A Manager at GE (2017 to 2019).
Matthias Ecker
LinkedInExperience: Senior Finance Director · Wabtec Corporation
Matthias Ecker has been Senior Finance Director at Wabtec Corporation since August 2022, based in the Paris area, and also held FP&A Director (2019 to 2022) and FP&A Manager (2017 to 2019) at Wabtec Corporation. Matthias Ecker was FP&A Manager at Faiveley Transport (2015 to 2016) and Internal Audit Team Leader at Alstom (2011 to 2015).
Stacey Fitzreiter
LinkedInExperience: Director Freight Services Finance · Wabtec Corporation
Stacey Fitzreiter has been Director Freight Services Finance at Wabtec Corporation since January 2022, based in Fort Worth, Texas, and was Sourcing FP&A Manager at Wabtec Corporation (2020 to 2022). Stacey Fitzreiter also held Senior Commercial Finance Manager (2018 to 2020) and Manufacturing Finance Manager (2016 to 2018) at GE Transportation, a Wabtec company.
Sumti Bhadani
LinkedInExperience: Finance Director - Transit India · Wabtec Corporation
Sumti Bhadani has been Finance Director - Transit India at Wabtec Corporation since October 2025, based in Bengaluru, and the listing tags the role at Director level in Finance & Accounting. Sumti Bhadani was Head of Project Finance Manager (2022 to 2025), Finance Project Manager (2020 to 2021) and Project Controller (2018 to 2020) at Alstom.
Thiago Marcelli
LinkedInExperience: Vice President, Finance - Transit Operations & Engineering · Wabtec Corporation
Thiago Marcelli has been Vice President, Finance - Transit Operations & Engineering at Wabtec Corporation since October 2025, based in the Paris area, and also held Senior Director - FP&A at Wabtec Corporation (2022 to 2026). Thiago Marcelli was Director - Digital Electronics Supply Chain & Engineering at Wabtec Corporation (2021 to 2022) and Senior Finance Manager Integration Manager at GE Transportation, a Wabtec company (2019 to 2020).
Will Costigan
LinkedInExperience: Finance Director, Wabtec UK · Wabtec Corporation
Will Costigan has been Finance Director, Wabtec UK at Wabtec Corporation since January 2022, based in Macclesfield, England, and also held Finance Director, Wabtec Rail Ltd at Wabtec Corporation (2018 to 2022). Will Costigan was UK Finance Director at Faiveley Transport (2014 to 2018) and Financial Controller, Chubb Fire & Security at United Technologies (2011 to 2014).
Choose the right perspective
Match the person's finance specialty, such as FP&A, treasury or controllership, to the decision you face. Favor someone whose listed role covers the kind of business you are weighing, and check the dates on each row to see how long they have held it.
Questions to take into the conversation
- 01How have you supported a long customer contract from bid through delivery in your own finance roles?
- 02How have you divided finance work between a business unit and corporate finance?
- 03Which numbers did you watch most closely in the businesses you supported?
Reaching Wabtec finance leaders
How can I contact one of these Wabtec 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: Wabtec Corporation, based on profile data retrieved on October 21, 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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