Manifest OS Raises $60M Series A

by Kay Aloha Villamor in April 30th, 2026

Manifest OS, a New York-based legal technology platform, has raised $60 million in Series A funding at a $750 million valuation. 

Investors 

The round was led by Menlo Ventures, with participation from Kleiner Perkins, First Round Capital, and Quiet Capital. 

Menlo Ventures is an early-stage venture capital firm investing at the forefront of AI. Its portfolio includes more than 85 public companies and over 170 exits through mergers and acquisitions. Managing over $7 billion in assets, Menlo invests across AI, consumer, enterprise, and healthcare technologies. 

Manifest OS Use of Funds 

The company will use the funding to scale its AI-native law firm infrastructure, expand globally, and further develop its technology-driven legal services model. 

About Manifest OS 

Founded by Dan Mishin, Manifest OS is an AI company building infrastructure for AI-native law firms. The company enables a new model of legal services centered on outcomes-based pricing, standardized quality, and operational efficiency. Headquartered in New York, its platform combines AI-powered legal workflows, centralized back-office operations, and a unified client experience to reduce administrative overhead and improve service delivery. Manifest OS's mission is to end the billable hour and make high-quality legal services accessible to all American businesses and consumers.

Funding Details 

Company: Manifest Legal Tech, Inc. 

Raised: $60.0M 

Round: Series A 

Funding Date: April 2026 

Lead Investor: Menlo Ventures 

Additional Investors: Kleiner Perkins, First Round Capital, Quiet Capital 

Company Website: https://manifestos.com/  

Software Category: Legal Technology / AI 

Source: https://www.businesswire.com/news/home/20260427884891/en/ 

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