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National Association of
Energy Service Companies

Modernizing Our Nation's Infrastructure

The National Association of Energy Service Companies (NAESCO) is the leading advocacy and accreditation organization for Energy Service Companies dedicated to modernizing America’s building infrastructure.

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NAESCO's Signature Events

2025 R3 Conference and Expo Recap

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November 3-5, 2025

Las Vegas, NV

Thank you to all sponsors, exhibitors, speakers, and attendees! See you in San Antonio next year!

2025 Event Photos
Meet the Sponsors & Exhibitors

2026 Federal Market Workshop

Thursday, March 19, 2026

Location: NAHB - National Housing Center

1201 15th Street NW, Washington DC 20005

REGISTER

Other Upcoming Events

2026 NAESCO Member Award Nominations Are Open

March 12, 2026

2026 NAESCO Member Award Nominations Are Open WASHINGTON, D.C., March 12, 2026 – The National Association of Energy Service Companies (NAESCO) opens nominations for its distinguished Member Award Program designed to honor the outstanding accomplishments of its member companies. The awardees and finalists will be announced during NAESCO’s Annual Meeting, R3 Conference and Expo, November 17th…

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Dominion Energy and its Prime Subcontractor NORESCO Awarded UESC Contract for Energy Upgrades at FBI Quantico Complex

March 11, 2026

Dominion Energy and its Prime Subcontractor NORESCO Awarded UESC Contract for Energy Upgrades at FBI Quantico Complex RICHMOND, Va., March 11, 2026 – Dominion Energy, in partnership with its subcontractor, NORESCO, has been awarded a $104 million contract to install and support important energy resilience upgrades at the FBI Quantico Complex in Virginia. Structured through…

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NAESCO Partners with the National HVAC Change Lab to Strengthen School Health, Efficiency, and Resilience

March 3, 2026

NAESCO Partners with the National HVAC Change Lab to Strengthen School Health, Efficiency, and Resilience March 3, 2026 – The National Association of Energy Service Companies (NAESCO) has engaged with a new national partnership – the HVAC Change Lab – to advance healthier, more efficient, and more resilient school buildings across the United States. The…

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Federal Infrastructure Modernization and Private Sector Investment: 2026 Outlook at the NAESCO Federal Market Workshop

February 11, 2026

Federal Infrastructure Modernization and Private Sector Investment: 2026 Outlook at the NAESCO Federal Market Workshop Federal agencies, ESCOs, and industry partners will convene on March 19, 2026, in Washington, DC, to discuss private-sector investment in federal energy and building modernization. WASHINGTON, D.C., February 9, 2026 – The National Association of Energy Service Companies (NAESCO) will…

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Keystone’s Evan Smith Appointed to DLC Industry Advisory

January 27, 2026

Keystone’s Evan Smith Appointed to DLC Industry Advisory Committee Company Exec Adds Role in Shaping the Future of High-Performance Lighting (LANSDALE, PA) – Keystone Technologies is proud to announce that Evan Smith, Vice President of Products & Sourcing, has been appointed to the DesignLights Consortium (DLC) Industry Advisory Committee (IAC) for 2026-a prestigious group of…

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Energy savings are just the beginning.
Measure and justify the non-energy benefits—like productivity, quality, and reliability—using JUSTIFI, developed by Oak Ridge National Laboratory.

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