Affiniti Finance, Inc.

Based in New York, US, and founded in 2021 by Aaron Bai and Sahil Phadnis, Affiniti Finance, Inc. , a. k. a.

Affiniti operates as a financial technology company that focuses on providing credit card programs designed to empower small businesses. Collaborating with professional and affinity groups, Affiniti creates customized financial solutions that address the challenges of various industries. In May 2025, Affiniti Finance, Inc. raised USD 17 million in series A funding led by SignalFire, with participation from Contrarian Thinking Capital, RiverPark Advisors, LightShed Ventures, and Indicator Ventures, along with individual investors.

The company’s core product offerings include customized credit cards that feature industry-specific rewards, expense management tools, and customer support. These credit cards are developed in collaboration with professional and affinity groups relevant to each sector, ensuring that the benefits align with the spending habits and financial needs of their clientele. Customers served by Affiniti span diverse sectors such as podiatry, medical pharmacy, HVACR, real estate, and government contracting, among others. Affiniti generates revenue through the issuance of customized credit cards that cater to specific industry needs, leading to transaction fees and potential partnerships with various vendors.

The financial model involves both B2B and direct-to-consumer transactions, where small business clients utilize the credit facilities for operational expenses, benefiting from cash back rewards and vendor discounts tailored to their industry. The company will use the May 2025 funding to launch new features such as banking, bill pay, and cash flow analytics, and to expand integrations with enterprise resource planning and point-of-sale software.