Grape Arbor VC is an angel investor group founded in 2006, focusing on early-stage startups in the technology sector. The firm primarily invests in advertising/marketing online, web 2.0/social networking, financial services (both tech and non-tech), and software/web-enhanced companies. Grape Arbor typically participates in seed and Series A rounds, with investments ranging from $1 million to $10 million. The firm has a geographical focus on the US, Europe, and Africa.

Notable portfolio companies include AppNexus, Flatiron Health, LiveIntent, and Zipline. The firm is led by a group of partners who are seasoned professionals in the tech and startup space. Grape Arbor's investment philosophy centers on leveraging their collective experience and networks to drive strategic growth for their portfolio companies. They offer unique value-add services such as mentorship, strategic guidance, and access to a broad network of industry contacts, enhancing the growth prospects of their investments.