Robert Portenstein

Senior Accountant at Sublime Systems

Robert Portenstein is an accomplished accounting professional with a diverse background spanning various roles in the finance sector. Currently serving as a Senior Accountant at Sublime Systems since May 2024, Robert previously held the same title at Corvus Insurance and served as a Staff Accountant at Weavr Health. Prior experience includes positions as an Accountant at Dav El | BostonCoach and as an Accounting Assistant at Guidewire, Inc. Robert began the career journey as a Traffic Intern at OMG Roofing Products and has experience in customer service from working as a waiter at Starwood Hotels & Resorts Worldwide, Inc. and as a Grocery Clerk at Big Y World Class Market. Robert earned a Bachelor’s Degree in Accounting and Business/Management from Westfield State University and participated in a study abroad program at Edge Hill University.

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