257

Company Overview

Snapshot

Founded in September 2023 by Jeff Hammerbacher, Otto Von, Scott Rosenberg, Joel Jewitt, and Tal Chalozin, 257 operates with 1–10 employees. The company has raised a total of $9.2 million across two funding rounds from F2 Venture Capital and Swift Ventures. In March 2025, 257 secured a Seed round led by F2 Venture Capital.

Business overview

257 is a residential energy data platform that specializes in creating digital energy twins for every home in the United States. The company integrates hundreds of data sources and utilizes artificial intelligence to provide detailed energy profiles. This technology enables utilities, solar companies, HVAC providers, and retail electric firms to better understand and engage homeowners. 257 offers solutions for customer analysis, targeted marketing, and personalized engagement tools, aiming to enhance customer acquisition and program participation within the energy sector.

Strategic signal

In March 2025, 257's predictive models were highlighted for their ability to help energy providers optimize customer engagement and efficiency. This indicates a strong focus on leveraging AI for practical applications in the energy market, signaling to investors a commitment to delivering tangible value through advanced data analytics and potentially driving significant operational improvements for its clients.

Company Intelligence Q&A

What is 257's primary focus?

257 focuses on creating digital energy twins for every home in the United States, utilizing artificial intelligence to provide detailed energy profiles for residential properties.

When was 257 founded?

257 was founded in September 2023.

Who are some of the founders of 257?

The founders of 257 include Jeff Hammerbacher, Otto Von, Scott Rosenberg, Joel Jewitt, and Tal Chalozin.

What was a significant funding event for 257?

This was one of two funding rounds that contributed to the company's total of $9.2 million raised.

Which industries does 257 serve?

257 serves utilities, solar companies, HVAC providers, and retail electric firms by offering solutions to understand and engage homeowners.