Fortune 500 Power MovesAmanda Brimmer was appointed CFO of leasing advisory and head of corporate development at JLL (
No. 188), a global commercial real estate and investment management company. Reporting to JLL CFO Kelly Howe, Brimmer will
partner with business leaders globally to drive financial growth and performance. Brimmer brings more than two decades of experience from Boston Consulting Group, where she most recently served as managing director and senior partner.
Galagher Jeff was appointed EVP and CFO of ARKO Corp. (
No. 488), one of the largest convenience store operators and fuel wholesalers in the U.S., effective Dec. 1. Jeff most recently served as EVP and CFO for Murphy USA, Inc. Before that, he spent
nearly 15 years in senior and executive finance roles with retailers, including Dollar Tree Stores, Inc., Advance Auto Parts, Inc. and Walmart Stores, Inc., in addition to a decade-long career in finance and strategy consulting at organizations including KPMG and Ernst & Young.
Every Friday morning, the weekly Fortune 500 Power Moves column tracks Fortune 500 company C-suite shifts—see the most recent edition. More notable moves this week: Barbara Larson, CFO of
SentinelOne, a cybersecurity company, will transition from her role to pursue an opportunity outside of the cybersecurity industry. Larson will continue to serve in her role through mid-January 2026. Upon her departure, Barry Padgett, chief growth officer, will serve as interim CFO. Barry has more than 25 years of experience in operational leadership at enterprise software companies, including SAP and Stripe. SentinelOne has initiated a search for its next CFO.
Jessica Ross was appointed CFO of
GitLab Inc. (Nasdaq: GTLB), a DevSecOps platform, effective Jan. 15. Ross joins the company from Frontdoor, where she served as CFO. She has more than 25 years of experience in finance, accounting, and operational leadership at companies like Salesforce and Stitch Fix, and spent 12 years in public accounting at Arthur Andersen and Deloitte.
Michele Allen was appointed CFO of
Jersey Mike's Subs, a franchisor of fast-casual sandwich shops, effective Dec. 1. Allen succeeds Walter Tombs, who is retiring from Jersey Mike's in January after 26 years with the company. Allen brings more than 25 years of financial leadership experience. Most recently, she served as CFO and head of strategy at Wyndham Hotels & Resorts. Allen began her career with Deloitte as an auditor.
Nick Tressler was appointed CFO of
Vistagen (Nasdaq: VTGN), a late clinical-stage biopharmaceutical company, effective Dec. 1. Tressler brings over 20 years of financial leadership experience. Most recently, he served as CFO of DYNEX Technologies, and before that, he was the CFO at American Gene Technologies, International, and Senseonics Holdings, Inc. Tressler has also held senior finance roles at several biopharmaceutical companies.
Mike Lenihan was appointed CFO of
Texas Roadhouse, Inc. (NasdaqGS: TXRH), a restaurant company, effective Dec. 3. Keith Humpich, who served as interim CFO, was appointed chief accounting and financial services officer of the company. Lenihan has nearly 30 years of finance experience, including the past 22 years in the restaurant industry. Most recently, he served as the CFO at CKE Restaurants, Inc.