General Info
Brian Singerman’s investment thesis is to back the best founders regardless of industry. He is agnostic to both sector and stage, focusing primarily on supporting exceptional founders. This approach reflects Founders Fund’s reputation as one of the best funds globally. Regarding investment focus areas, Brian does not have a specific sector preference, indicating a diverse investment strategy across industries. He prefers early to late-stage investments and does not limit investments to any particular sector. There is no specific geographical preference mentioned, suggesting a global investment scope without regional constraints. Brian’s notable previous investments include companies like Postmates, AltSchool, Oscar Health, and Emerald Therapeutics. Brian Singerman has a successful track record in the industry, evident from his role as a Partner at Founders Fund and his previous experience at Google as an engineer and executive. He founded the personal web portal, iGoogle, during his tenure at Google. The investment check size for Brian Singerman varies based on the potential of the startup and the founder, emphasizing support for promising ventures with scalable business models. In terms of partnership and collaboration styles, Brian focuses on building strong relationships with founders, providing strategic guidance, and leveraging his experience to help companies scale and succeed. Overall, Brian Singerman’s investment philosophy revolves around supporting exceptional founders, fostering innovation across diverse sectors, and providing strategic support to portfolio companies for long-term growth and success.
Location: San Francisco, CA
Country: United States of America
Industries:
Investment Regions:
Investment Stages: pre-seed, seed
angel-individual
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🤖 AI Activity Report
Status: very-active
AI Reasoning: Search results show Brian Singerman was actively raising a new fund and in the news in July 2025 (TechCrunch reported GPx fundraiser dated July 14, 2025). This indicates investment activity within the last 6 months. The named activity relates to launching a fund (GPx) and his involvement with Founders Fund/partners. Additionally, sources like Forbes noted transition in December 2024 but the July 2025 fundraising/news demonstrates recent activity. Example company previously invested: Postmates. Based on the July 2025 report, the most recent known investment-related activity is less than 6 months prior to the reference date, so tag as very-active.
Angel activity thresholds:
Low Activity – Only known angel investments more than 12 months ago.
Active – Known angel investments between the last 12 and 6 months.
Very Active – Known angel investments in the last 6 months.
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