About Warren

Warren is a partner in Citrin Cooperman’s Business Process Outsourcing (BPO) Practice, focused exclusively on providing outsourced accounting support to the Life Sciences Industry. Warren has over 20 years of operational accounting, finance, and tactical HR experience, with the last 10 years working directly with dozens of early-stage biotech companies.​

Before his role at Citrin Cooperman, Warren was the CEO of Browne Consulting, which he founded in 2016 to provide high-quality operational accounting and finance support to venture-backed life sciences startups and their investors. Over the course of a decade, his firm of 60 employees supported over 200 companies at all stages of development, from pre-seed through initial public offering (IPO) or acquisition. Browne Consulting joined Citrin Cooperman in 2026, with Warren serving as leader of the life sciences outsourced accounting vertical within the BPO Practice.​

Prior to leading Browne Consulting, Warren held CFO and director of finance positions at several fast-growing companies. In these roles, he oversaw all accounting, finance, and HR activity for the U.S. operations. Earlier in his career, Warren worked in controller and manager roles across a variety of industries, serving in an operational accounting capacity.