Lambda, a provider of GPU-powered cloud infrastructure for artificial intelligence, is in the process of securing up to $4 billion in a pre-IPO funding round, according to reports citing individuals familiar with the matter. This financing is expected to precede the company's public market debut, which is tentatively scheduled for 2027, contingent on both market conditions and Lambda's operational progress. The new investment round would establish Lambda's pre-money valuation at $14.5 billion. Investment firms Blackstone and Coatue Management are reportedly spearheading this funding initiative.
The company's substantial fundraising efforts reflect the increasing demand for specialized computing resources to support the development and deployment of generative AI and large language models. Lambda's backlog of unfulfilled orders saw significant growth, rising from $15 billion in June to $50 billion by September of this year, according to a letter sent to the company's limited partners. This surge in orders highlights the intense need for GPU-driven compute power across various industries.
Lambda has been actively expanding its infrastructure and software offerings. The company secured a $480 million Series D investment in February 2025, co-led by Andra Capital and SGW, with participation from Nvidia and other investors. This followed a $320 million Series C round in February 2024. In November 2025, Lambda raised over $1.5 billion in a Series E round led by TWG Global, which valued the company at a $5.9 billion post-money valuation. The company has stated its intention to deploy over 1 million GPUs by 2030.
In preparation for a public listing, Lambda has made several key personnel changes. In May, Stephen Balaban, a co-founder and former CEO, transitioned to the role of Chief Technology Officer. Michel Combes, who previously held CEO positions at Brightspeed, SoftBank International, Sprint, and Alcatel-Lucent, assumed the role of Chief Executive. The company also appointed AT&T CEO John Donovan as a director and hired Charles Fisher, formerly of Charter Communications and Turo, as Chief Financial Officer. These appointments are seen as moves to strengthen the company's leadership ahead of public market scrutiny.
Lambda operates as a "neocloud" provider, acquiring graphics processing units and other chips specifically designed for training and running large language models, then leasing them to customers requiring computing power for AI tools. Nvidia has been a notable investor in Lambda, and the company is among the first cloud providers to offer access to Nvidia's H200 chips. The pricing of these advanced chips, such as the B200 at $30,000 to $40,000, reflects the increasing value of high-performance GPUs in the AI sector. While Lambda focuses on specialized GPU capacity, it also offers on-premises options for companies seeking more control over their compute resources.