257 Raises $9.2 Million in Seed Round

by Kay Aloha Villamor in March 19th, 2025

257, a New York-based enterprise software company that leverages data and AI to transform the residential energy market, has raised $9.2 million in seed funding. 

Investors 

The round was led by F2 Venture Capital, with participation from energy and AI angels, including Mike Fallquist (Founder & CEO of Crius Energy, Co-Founder & CEO of Energywell), Jeff Hammerbacher (founder and co-CEO of Open Athena, founder of Cloudera, original Facebook data team manager), Otto von Troschke (a European growth capital investor focusing on the energy transition, co-founder of SUSI), and Gil Golan (former GM CTO and head of GM Ventures). 

257 Use of Funds 

The company plans to use the funding to accelerate the development of its AI-driven platform and continue expanding its products to help energy providers improve customer engagement, marketing efficiency, and personalization. 

The proceeds will accelerate 257’s mission to modernize the residential energy experience, delivering the insights, marketing efficiencies, and personalization that have transformed other consumer verticals. 

About 257 

Founded by Scott Rosenberg and Tal Chalozin, 257 is a software and AI company that builds a digital energy twin of each U.S. home, using public and proprietary data. It helps energy companies understand energy consumption patterns, predict future needs, and recommend the best upgrades for each household, such as solar, heat pumps, or alternative energy solutions. 257 provides energy companies with tools like AI-powered propensity scores, household-level insights, and lead capture technology, empowering providers to make data-driven decisions, increase sales, and expedite the adoption of energy products.a 

Funding Details 

Company: 257 

Raised: $9.2M 

Round: Seed 

Funding Date: March 2025 

Lead Investor: F2 Venture Capital 

Additional Investors: Mike Fallquist, Jeff Hammerbacher, Otto von Troschke, Gil Golan 

Company Website: https://257.co/  

Software Category: AI / Data Analytics / Energy Solutions 

Source: https://www.businesswire.com/news/home/20250318412193/en/ 

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