Nostromo Energy

Company Overview

Snapshot

Founded in March 2017 by Yaron Ben Nun, Nostromo Energy operates with 11–50 employees and has raised $34.82M across 14 funding rounds from 9 investors. In August 2024, the company completed a voluntary delisting from the stock exchange.

Business overview

Nostromo Energy develops an ice-based energy storage system for commercial and industrial buildings, utilizing its core product, the IceBrick®. This system stores energy as ice during off-peak hours or when renewable energy is abundant, then discharges it during peak demand to reduce grid reliance and energy costs. By enabling buildings to function as energy storage assets, Nostromo Energy supports decarbonization and grid stability. The modular, compact, and non-flammable IceBrick® can be retrofitted into existing structures, offering a sustainable alternative to traditional battery storage, and serves markets including office buildings, higher education, hospitality, and data centers.

Strategic signal

In April 2026, Nostromo Energy announced that its IceBrick thermal energy storage systems would be installed at Atlanta's Hartsfield-Jackson International Airport. This significant deployment demonstrates the company's ability to secure major contracts within critical infrastructure, validating the scalability and operational reliability of its technology for large-scale commercial applications. For investors, this signals strong market traction and potential for broader adoption in the aviation and public sector, reinforcing its position in the energy storage market.

Company Intelligence Q&A

What was a key strategic development for Nostromo Energy in late 2025?

In November 2025, Nostromo Energy launched IceBrick®360, a new cold-thermal energy storage product specifically designed for data centers, addressing their critical speed-to-power needs.

What significant recognition did Nostromo Energy receive in September 2023?

In September 2023, Nostromo Energy's IceBrick® Energy Storage Systems were awarded the first Resource Adequacy Credits by the California Public Utilities Commission, a key regulatory validation for its technology.

What was a major financial milestone for Nostromo Energy in December 2024?

In December 2024, Nostromo Energy secured a conditional commitment from the U.S. Department of Energy for $305 million to support the deployment of its IceBrick® system in large California buildings.

What strategic partnership did Nostromo Energy announce in September 2021?

In September 2021, Nostromo Energy announced a collaboration with Anheuser-Busch (AB) InBev to advance climate action goals across its facilities and develop a roadmap for integrating its cooling infrastructure into energy storage assets.

What was the outcome of the shareholder vote in May 2024?

In May 2024, Nostromo Energy shareholders approved a going-private arrangement, leading to the company's voluntary delisting from the stock exchange in August 2024.