Rainbow Gets $8M Series A Funding to Expand Small Business Offerings

January 21, 2025

Rainbow, a digitally enabled managing general underwriter based in San Francisco, California, announced raising $8 million in Series A funding led by Zigg Capital.

The MGU says the financing, which closed in the fourth quarter of 2024, will accelerate plans to expand its specialized underwriting approach to additional business verticals, with Rainbow’s second program recently launching in select states, followed by a nationwide rollout.

This financing brings Rainbow’s total capital raised to $20 million since the company formed in 2022.

Founded in 2022, Rainbow delivers small business insurance products with a focus on vertical specialization. Rainbow’s flagship product for the restaurant industry is distributed exclusively through independent insurance agents and digital partners.