Lambda is a leading AI cloud infrastructure provider offering GPU-powered cloud services, on-demand clusters, private cloud, and hardware for AI training and inference. Founded in 2012 by brothers Stephen and Michael Balaban, Lambda has grown from an AI photo editing app to a major player in AI infrastructure, serving over 200,000 AI developers and teams. The company operates gigawatt-scale AI data centers and is a seven-time NVIDIA Partner of the Year and NVIDIA Exemplar Cloud partner. Lambda provides access to cutting-edge GPUs including NVIDIA B200, H100, A100, and GH200, with a focus on making AI compute accessible and scalable.
Company Profile
CEO
Stephen Balaban
Founded
2012
HQ
San Jose, California
Employees
400-500
Total Raised
$2.4B
Est. Revenue
$760M (2025-Q4)
Growth
Hypergrowth - 80% YoY revenue growth, one of the fastest-growing GPU cloud providers
Last Round
Series E-3 — $410.28M (Nov 2025)
IPO Status
Private
Fundraising Status
Series E-3 · $410.28M · 9 mo ago
PrivateTotal raised $2.4B
Secondary Market
Implied price / share
$40.68
Last round price / share
$32.27
vs last round
+26.1%
Open interest
56
Last round price vs secondary price
Secondary price return by period
Implied per-share price from private secondary transactions, as of Jun 2026. This is a point estimate, not a quote — the feed carries no bid, ask or spread, and a secondary print is evidence of what someone paid on that date rather than a live market. Compare across every tracked name →
Latest Funding Round
Round
Amount
Date
Lead Investor
Post-Money
Series E-3
$410.28M
Nov 2025
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Founders & Key People
Stephen BalabanMichael Balaban
Investors
TWG Global · US Innovative Technology Fund (USIT) · Andra Capital · SGW · NVIDIA · Andrej Karpathy · ARK Invest · In-Q-Tel (IQT) · 1517 Fund · Alumni Ventures · B Capital · Fincadia Advisors · G Squared · KHK & Partners · Gradient Ventures · Mubadala Capital · Pegatron · Supermicro · Wistron · Wiwynn · Crescent Cove · JP Morgan · SK Telecom · T. Rowe Price · Thomas Tull · Mark Walter
Products
Lambda 1-Click Clusters
Lambda Echelon
Lambda Stack
On-Demand Cloud
Reserved Cloud
Competitors
CoreWeave · Together AI · Crusoe · Run:ai
AI InfrastructureGPU CloudMachine LearningDeep LearningCloud ComputingNVIDIA PartnerSuperintelligenceAI TrainingAI InferenceData CenterEnterprise AI
Private-company numbers are not real-time. Reflects publicly disclosed valuations from press releases, news reports, and tender offers as of 2025-Q4. Refreshed quarterly.