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John Rettig is the President and Chief Operating Officer at BILL, a fintech leader delivering the intelligent financial operations platform trusted by almost 500,000 SMBs and 9,000 accounting firms. Having held senior finance and operations roles at BILL for over a decade, he played a pivotal role in leading the company's IPO in 2019 and achieving profitability in 2023. His deep expertise in strategy and operations makes him a central figure in BILL's continued growth and innovation.
Who is the COO of BILL?
John Rettig serves as President and Chief Operating Officer at BILL, where he leads strategy and operations for a company that processes more than 1% of US GDP. With a long tenure at BILL spanning roles in finance and executive leadership, he has been instrumental in shaping the company's trajectory as a fintech leader at the cutting edge of innovation for software and payments.
At BILL, he drives the strategy and operations that support nearly 500,000 SMBs and 9,000 accounting firms through the company's intelligent financial operations platform.
Work History
Here is a summary of John Rettig's work history:
- BILL - President & COO (January 2025 - Present)
- BILL - President & CFO (January 2023 - January 2025)
- BILL - EVP & CFO (January 2018 - January 2023)
- Excite - Senior Director FP&A (January 1999 - January 2001)
Education History
John Rettig earned his degree in Economics and Business Administration from Saint Mary's College of California. This foundation in both economic principles and business management has supported his ability to lead complex financial and operational functions throughout his career in the fintech industry.
When did John Rettig join BILL?
John Rettig assumed the role of President and Chief Operating Officer at BILL in January 2025. His appointment to this role reflects a natural progression from his prior executive positions at the company, where he built extensive knowledge of BILL's business, financial operations, and long-term strategy.


























