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Angel & individual profile / Sourced portfolio

Guillermo Rauch

Tracked participation in 10 Atlas companies, with 0 explicitly attributed leads.

10portfolio companies

10round participations

0lead positions

Dec 2025latest activity

Capital activity

Portfolio

CompanyLatest valuationFirst → latestRoundsRoleAttributed partner

BFBlack Forest Labs$3.3BDec 2025 → Dec 20251 roundParticipantGuillermo Rauch

MMastra—Oct 2025 → Oct 20251 roundParticipantVercel

CComposio—Jul 2025 → Jul 20251 roundParticipant—

SAStack AI—May 2025 → May 20251 roundParticipantGuillermo Rauch (CEO of Vercel)

DDeepInfra—Apr 2025 → Apr 20251 roundParticipant—

PPerplexity—Jan 2024 → Jan 20241 roundParticipant—

BBraintrust—Dec 2023 → Dec 20231 roundParticipant—

EElevenLabs—Jun 2023 → Jun 20231 roundParticipant—

RReplicate—Feb 2023 → Feb 20231 roundParticipant—

RRunway—Dec 2022 → Dec 20221 roundParticipant—

DateCompanyRoundRaisedValuationRoleEvidence

Dec 01, 2025BFBlack Forest LabsSeries B$300M$3.3BParticipant · Guillermo Rauch

Oct 08, 2025MMastraSeed$13M—Participant · Vercel

Jul 22, 2025CComposioSeries A$25M—Participant

May 06, 2025SAStack AISeries A$16M—Participant · Guillermo Rauch (CEO of Vercel)

Apr 22, 2025DDeepInfraSeries A$18M—Participant

Jan 04, 2024PPerplexitySeries B$73.6M—Participant

Dec 13, 2023BBraintrustSeed$5.1M—Participant

Jun 20, 2023EElevenLabsSeries A$19M—Participant

Feb 21, 2023RReplicateSeries A$12.5M—Participant

Dec 05, 2022RRunwaySeries C$50M—Participant

DateCompanyRoundRaisedValuationRoleEvidence

Dec 01, 2025BFBlack Forest LabsSeries B$300M$3.3BParticipant · Guillermo Rauch

Jan 04, 2024PPerplexitySeries B$73.6M—Participant

Dec 05, 2022RRunwaySeries C$50M—Participant

Jul 22, 2025CComposioSeries A$25M—Participant

Jun 20, 2023EElevenLabsSeries A$19M—Participant

Apr 22, 2025DDeepInfraSeries A$18M—Participant

May 06, 2025SAStack AISeries A$16M—Participant · Guillermo Rauch (CEO of Vercel)

Oct 08, 2025MMastraSeed$13M—Participant · Vercel

Feb 21, 2023RReplicateSeries A$12.5M—Participant

Dec 13, 2023BBraintrustSeed$5.1M—Participant