George Xing
About George Xing
George Xing describes himself as a data scientist turned founder turned product manager. He led and scaled data teams at Lyft, where his title was head of data science.
He co-founded Supergrain, a business intelligence company based in San Francisco, and is listed as its co-founder and CEO on Crunchbase (from January 2021). He also co-founded Supaglue, an open-source platform for building customer-facing Salesforce and HubSpot integrations, and Crunchbase lists him as co-founder and CEO there from January 2023. His newsletter describes Supaglue as a data infrastructure and dev tools startup that was acquired by Stripe.
At Stripe he built data and AI products as a product manager. His newsletter says he is now exploring ideas, building with AI and writing about what he learns.
The one AI investment we could confirm is TrustedRouter. FinSMEs reports that George Xing was among the backers of its $1.25M seed round in September 2026, alongside Slow Ventures, Bill Tai and Linda Avey.
TrustedRouter is a Miami-based startup founded in 2026. It builds a unified API router for multi-model LLM orchestration. The company says it gives access to more than 600 AI models across over 81 infrastructure providers through a single endpoint. His individual check size in the round is not public.
George Xing has not published an investment thesis, a check size or a target stage that we could find. The one confirmed deal is a seed round in AI infrastructure and developer tooling. His operating background is in data infrastructure, developer tools, business intelligence and AI products, which is the area where he is best placed to evaluate founders. We have not found any statement of geographic focus.
- TrustedRouter: AI infrastructure startup with a unified API router for multi-model LLM orchestration. George Xing joined its $1.25M seed round in September 2026.
Investing activity
George Xing appears in 1 AI deal tracked by the Lounge deals desk. The rounds are mostly Seed, with a median round size of $1M. The most recent is TrustedRouter (Seed, $1.25M, Sep 2026).
George Xing most often invests alongside Slow Ventures, Bill Tai and Linda Avey, and the companies they back on Lounge are mostly in AI.
Deals
Frequently asked questions about George Xing
Is George Xing an angel investor in AI startups?
He took part in TrustedRouter's $1.25M seed round in September 2026, an AI infrastructure company, according to FinSMEs. We could not find a broader public list of his angel investments.
What is George Xing's check size?
His check size is not public. FinSMEs reports the total TrustedRouter round but not what each backer put in.
What is George Xing's background?
He led data science at Lyft, then founded Supergrain and Supaglue. Supaglue was acquired by Stripe, where he worked on data and AI products as a product manager.
What stage does George Xing invest in?
The only confirmed deal is a seed round. He has not publicly stated a stage preference.
Where can founders find George Xing online?
He is on LinkedIn at linkedin.com/in/georgexing and writes a newsletter at georgexing.substack.com.
Is George Xing an angel investor?
Yes. George Xing invests personally as an angel.
What AI companies has George Xing invested in?
George Xing's AI investments include TrustedRouter. The 1 round on Lounge are listed on this page with amounts, dates and co-investors.
What stage does George Xing invest at?
In the rounds tracked on Lounge, George Xing has invested at Seed, with a median round of $1M.
Who does George Xing co-invest with?
George Xing's most frequent co-investors on Lounge are Slow Ventures (1 deal), Bill Tai (1 deal) and Linda Avey (1 deal).
How can founders reach George Xing?
Founders on Lounge can see George Xing's contact details in AI Investor Contacts (paid plans), check for a warm introduction through members who worked with them under Warm Paths, and add George Xing to their Investor Pipeline to track the conversation.