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›Energy & natural resources›Energy efficiency solutions›Companies

702 energy efficiency companies on the Halo network

Updated Sept 29, 2026

Halo lists 702 energy efficiency companies with a page on the network. They include AirJoule, LLC and Brilliant Photonics Inc., ordered by how many energy efficiency solutions each one has. Open the energy efficiency solutions hub to see all of them.

AirJoule, LLC

1 listings on Halo

AirJoule Technologies is a climate technology firm that develops proprietary MOF-based sorption systems to produce pure, distilled water from the atmosphere for industrial, data center, and…

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Brilliant Photonics Inc.

1 listings on Halo

Brilliant Photonics Inc. develops high-intensity horticulture lighting solutions designed for efficient and sustainable food production, including the integration of waste-heat management systems…

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Eric Brown Labs, LLC

1 listings on Halo

Eric Brown Labs, LLC is an independent, non-profit research organization dedicated to physics and materials science.

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Green Swans

1 listings on Halo

Green Swan Partners is a Pittsburgh-based venture builder that commercializes breakthrough climate technologies to address global sustainability challenges across industrial sectors such as energy…

Startup
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KrossLinker Pte. Ltd.

1 listings on Halo

KrossLinker is a Singapore-based startup that develops affordable, high-performance silica aerogel insulation materials using proprietary microwave-assisted production technology to enhance energy…

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Liatris Inc

1 listings on Halo

Liatris Inc. is a building materials company that develops and mass-produces advanced, high-performance, and non-flammable insulation using patented nanopore technology to improve thermal energy…

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Maithri Aquatech R&D Pvt. Ltd.

1 listings on Halo

Maithri Aquatech R&D Pvt. Ltd. is a research-focused organization dedicated to advancing atmospheric water harvesting technologies.

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MeCal Science & Technology, LLC

1 listings on Halo

MeCal Science & Technology, LLC specializes in developing high-performance, cost-effective, and fire-resistant polymer aerogel composites for thermal insulation applications, leveraging Nobel-prize…

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Parostok MW

1 listings on Halo

Parostok MW offers a sustainable, chemical-free microwave seed treatment technology that increases crop yield, germination energy, and resilience against pests and environmental stress, serving…

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Peatland Technologies LLC

1 listings on Halo

American Peat Technology is an environmental technology company that develops and manufactures sustainable, peat-based products for soil health, water remediation, mineral processing, and the…

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About energy efficiency companies

Every organization on this page has at least one energy efficiency solutions solution on Halo owned by a member of its team. There are 702 of them. The order follows how many energy efficiency solutions each one has, and every name links through to its page on the platform. Partnering runs through co-development, licensing, sponsored research, and pilot engagements. The full solution set, with the counts and the research areas behind it, sits on the energy efficiency solutions hub.

Frequently asked questions

Which companies are developing energy efficiency solutions on Halo?

Halo lists 702 energy efficiency companies, including AirJoule, LLC, Brilliant Photonics Inc., and Eric Brown Labs, LLC. The order follows how many energy efficiency solutions each one has, and the page was last updated on Sept 29, 2026.

How do I partner with an energy efficiency solutions company through Halo?

Sign up free, open the organization you want to reach, and send a message or post your specific need for Halo to match across the network. These organizations partner through co-development, licensing, sponsored research, and pilot engagements.

Is it free to browse energy efficiency companies on Halo?

Browsing is free and needs no account. Sign up to search the full network and post your specific need, which reaches organizations in energy efficiency solutions and in adjacent topics.

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