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#43 by ARRSan Francisco, USsama.com ↗

Sama

Sama provides ethical AI training-data annotation, model evaluation and data curation services for computer vision and generative AI to enterprise and Fortune 2000 customers.

AI data
ARR
$400M
as of Sep 2026
Employees
~4,500
as of Oct 2026
Valuation
$2B
5.0× ARR
ARR / employee
$89K
revenue efficiency
About Sama

Sama (formerly Samasource, founded 2008 by Leila Janah) sells data annotation, model validation and data strategy services, delivered through a ML-assisted platform and full-time, trained annotation teams. Customers include Fortune 2000 firms such as Google, GM, Ford, Microsoft, Walmart and NVIDIA, and revenue comes from enterprise service contracts. It raised a $70M Series B led by CDPQ in 2021 and about $84.8M in total funding. In April 2026 it announced 1,108 redundancies in Nairobi after Meta ended a major contract, and Wikipedia reports it ended its Kenya and Uganda operations on 15 September 2026.

Investors · 11

LeadCDPQ (La Caisse)Sovereign fund3 partners on file
BoardRidge VenturesVenture capital· Ben Metcalfe (Principal at Ridge Ventures (later Board Advisor); Sama board member. Ridge led the $14.8M Series A in 2019.)3 partners on file
InvestorAccelerAsiaVenture capital1 partner on file
InvestorBestseller FoundationVenture capital1 partner on file
InvestorBlueCrest Partners (Bluecrest Capital)Venture capital3 partners on file
InvestorFirst Ascent VenturesVenture capital2 partners on file
InvestorFujitsu VenturesCorporate
InvestorRubio Impact VenturesVenture capital
InvestorSalesforce VenturesCorporate18 partners on file
InvestorSocial Impact VenturesVenture capital1 partner on file
InvestorVistara Growth (Vistara Capital Partners)Venture capital3 partners on file
35 partner contacts across these firms, emails and LinkedIn are in Investor Contacts for paid members.

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