Scale AI

📍 San Francisco, United States🗓 Founded 2016👥 6,614 employees💰 Last funded Oct 2025
Software Development🌐 scale.com
Website LinkedIn
Scale’s mission is to develop reliable AI systems for the world’s most important decisions. We provide the high-quality data and full-stack technologies that power the world’s leading models, and help enterprises and governments build, deploy, and oversee AI applications that deliver real impact. The Scale Generative AI Platform allows customers to build, evaluate, and control advanced AI agents and applications that continuously improve. The Scale Data Engine provides the technology to collect, curate, and annotate high-quality datasets. Through our Scale Labs, we test models with rigorous benchmarks and novel research to ensure breakthroughs translate into systems people can trust. Scale powers the most advanced LLMs and generative models in the world through RLHF, data generation and model evaluation. We work with industry leaders like Meta, Cisco, DLA Piper, Mayo Clinic, Time Inc., the Government of Qatar, and U.S. government agencies including the Army and Air Force.
40
Total investors
6
Early stage
7
Mid stage
27
Late stage
2016
Founded

Investors

40 investors
All
Early stage
Mid stage
Late stage
Angel investors· 4
Ramesh Nuti
Ramesh Nuti
Founder @ ActionEDI | Built & exited Acmetek (PKI, 14 yrs) | Angel investor (25+) | I like helping founders ship their first AI.
Angel Investor
late stage
9 investments
Aug 2024
Paul Yacoubian
Paul Yacoubian
Buying companies | Founder at Copy.ai | Angel Investor
Angel Investor
late stage
22 investments
2023
Xuezhao Lan
Xuezhao Lan
Founder at Basis Set
Angel investor
early stage
10 investments
2016
Sylvia Gung
Sylvia Gung
Strategic Advisor | Angel Investor | Early Supporter of Scale AI
Angel Investor
early stage
2016
Early stage· 4
Virgil Bitancor
Virgil Bitancor
Technical Support / IT Staff / Graphic Designer
AI Investor
early stage
Dec 2018
Jimmy Yang
Jimmy Yang
AI Investor | Backing Next-Gen Artificial Intelligence Startups
AI Investor
early stage
2018
Salamatu Saidu
Salamatu Saidu
True courage is not overwhelming, but not being overwhelmed by everything.
project investor
early stage
Apr 2017
Paige Craig
Paige Craig
Partner at Outlander VC
early stage
8 investments
Apr 2016
Series C· 2
William R.
William R.
General Partner at Spark Capital
Series C Investor
mid stage
13 investments
Aug 2019
Matias Van Thienen
Matias Van Thienen
Partner at Founders Fund
Series C Investor
mid stage
22 investments
2019
Mid stage· 5
SL
Stephen Leung
TMT/internet sector corporate experience | Ranked equity analyst | Hedge Fund/Private equity/Venture capital/Crypto investor | Ex-UBS | Ex-SoftBank | SG PR
mid stage
4 investments
Oct 2021
Arnav Sahu
Arnav Sahu
Partner at Peak XV (fka Sequoia SE Asia & India) / Ex-Y Combinator
mid stage
50 investments
Aug 2021
Andrew Harrison
Andrew Harrison
CEO & General Partner, S32, Ex-X (GoogleX), Ex-Verily (Google Life Sciences), Alphabet Advisor
Investor (Strategic Transaction with Meta)
mid stage
24 investments
Mar 2021
Abhinav Gupta
Abhinav Gupta
founder & investor
mid stage
12 investments
Dec 2020
Andy Chen
Andy Chen
Co-founder @ Outcast Ventures |  a new talent-first VC
mid stage
23 investments
Jun 2019
Show all 40 investors ↓
Investor geography9 countries
United States
29
United Kingdom
2
Canada
2
Singapore
1
India
1
Israel
1
Investor activity2016–2025 · investors recorded per year
201632017120182201932020120213202212023220242220252
Recent (last 2y)Earlier
Frequently asked questions
Who invested in Scale AI?
Scale AI has 40 investors on record on gritt.io, including 6 early-stage backers, 7 mid-stage and 27 late-stage investors.
When did Scale AI last raise funding?
The most recent investment in Scale AI recorded on gritt.io was in October 2025.
When was Scale AI founded?
Scale AI was founded in 2016.
What industry is Scale AI in?
Scale AI operates in Software Development. Find similar Software Development investors on gritt.io.
Where is Scale AI based?
Scale AI is headquartered in San Francisco, United States.