10 Waymo finance leaders
Heads of FP&A, business finance and corporate FP&A, a treasurer and a director of financial strategy work alongside the rest of this list, including Waymo's CFO. A reader can learn how finance leaders work at Waymo from people who have held the role.
Professionals to explore
Bryan Hammes
LinkedInExperience: Finance Director · Waymo
Bryan Hammes is a former Finance Director at Waymo, a role held from July 2018 to January 2025, and has been VP of Finance at Bedrock Robotics since January 2025. The listing also shows Finance Lead (FP&A), Technical Infrastructure at Google from 2016 to 2018 and Finance Operations, Global Process Manager at Google from 2015 to 2016.
Elisa de Martel
LinkedInExperience: Chief Financial Officer · Waymo
Elisa de Martel is a former Chief Financial Officer at Waymo, a role held from September 2022 to January 2026, and has been Chief Financial Officer at Wayve since September 2026. The listing also shows Chief Financial Officer at Carbon from 2017 to 2022 and Manufacturing Finance Director at Apple from 2006 to 2017.
John P.
LinkedInExperience: Director, Financial Strategy & Analytics, Autonomous Driving · Waymo
John P. has been Director, Financial Strategy & Analytics, Autonomous Driving at Waymo since February 2021. The listing also shows Senior Manager, Corporate Strategy & Finance at NVIDIA from 2015 to 2020, Financial Planning and Analysis Manager at General Motors from 2010 to 2015 and Financial Analyst in the Mobility Solutions Division at Ford Motor Company from 2003 to 2010.
Olga Marruffo, CFA
LinkedInExperience: Treasurer · Waymo
Olga Marruffo has been Treasurer at Waymo since June 2026, based in Mountain View, California, and holds the CFA designation. The listing also shows Vice President and Head of Corporate FP&A at HP from 2021 to 2026, VP, Technology & Innovation Organization and CFO of the HP Foundation from 2024 to 2026 and Vice President and Chief of Staff to the CEO at HP from 2020 to 2021.
Olivier Belzile
LinkedInExperience: Head of FP&A · Waymo
Olivier Belzile has been Head of FP&A at Waymo since June 2025, a role the profile describes as leading FP&A for Waymo from Mountain View. The listing also shows VP, Finance at BILL from 2023 to 2025, VP, FP&A at Lyft in 2022 and VP, Rideshare FP&A at Lyft from 2021 to 2022, along with an investor and advisor role at Trace from 2019 to 2023.
Pragav Jain
LinkedInExperience: Head of Corporate & Strategic Finance, Treasury, Corporate Development and Investor Relations · Waymo
Pragav Jain is a former Head of Corporate & Strategic Finance, Treasury, Corporate Development and Investor Relations at Waymo, a role held from November 2020 to July 2024, and has been Chief Financial Officer at Helion since July 2024. The listing also shows Executive Director, Investment Banking at Goldman Sachs from 2018 to 2020 and Vice President, Investment Banking at Morgan Stanley from 2015 to 2018.
Seann Birkelund
LinkedInExperience: Interim Chief Financial Officer · Waymo
Seann Birkelund is a former Interim Chief Financial Officer at Waymo, a role held from May 2021 to January 2023, and was Global Head of FP&A at Waymo from 2020 to 2021. The listing also shows Chief Financial Officer at Route from 2023 to 2024, COO & CFO at Stackla from 2016 to 2020 and a current VP of Finance role at Aurora since December 2024.
Steve Fieler
LinkedInExperience: Chief Financial Officer · Waymo
Steve Fieler has been Chief Financial Officer at Waymo since December 2025, based in Mountain View, California. The listing also shows VP, Head of Corporate FP&A, BizOps, Investments, and Investor Relations at Alphabet Inc. from 2024 to 2025, Business Finance Officer at Alphabet from 2020 to 2024, Chief Financial Officer at HP from 2018 to 2020 and Treasurer at HP from 2017 to 2018.
Tiantian He
LinkedInExperience: Head of Corp Financial Planning & Analysis · Waymo
Tiantian He has been Head of Corp Financial Planning & Analysis at Waymo since April 2026, based in Mountain View, California. The listing also shows Platform and Devices FP&A at Google from 2016 to 2026, Financial Planning and Analysis at GoPro from 2015 to 2016 and Senior Business Analyst at Capital One from 2012 to 2015.
Yanina (Yana) Koval
LinkedInExperience: Head of Business Finance · Waymo
Yanina (Yana) Koval has been Head of Business Finance at Waymo since May 2026, based in Mountain View, California. The listing also shows a run of Senior Finance Manager roles at Amazon from 2013 to 2026, covering Amazon Search, FireTV, FireTV and Alexa Advertising, and Companion Products and Services.
Choose the right perspective
Match the person's area to your question, since FP&A, business finance, treasury and the CFO office see different parts of the work. Check whether the role is current or former and when the person held it.
Questions to take into the conversation
- 01How did you plan and track spending in the finance area you led?
- 02How did you work with engineering and operations leaders on budgets in your role?
- 03What changed in your finance priorities over the time you held the role?
Reaching Waymo finance leaders
How can I contact one of these Waymo 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: Waymo, based on profile data retrieved on October 23, 2026. Being listed here doesn't mean someone has agreed to take calls.
How much does it cost to reach Waymo finance leaders?
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Can an AI agent ask one of these Waymo finance leaders a question?
Yes. An agent with a USDC wallet on Base can ask one question without an Instant Expert account. It names the person, for example by the LinkedIn URL on this page, and pays per ask over x402 (HTTP 402). The person answers in writing or by voice note, and if nobody answers within 7 days, the payment goes back to the wallet automatically. Claude and ChatGPT can do the same through the Instant Expert connector: setup is at /docs/mcp for Claude and /docs/chatgpt for ChatGPT. x402 docs
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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