Building Technologies Office | Department of Energy Official websites use .gov .gov website belongs to an official government organization in the United States. Secure .gov websites use HTTPS lock ) or means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites. Building Technologies Office Get the Latest from BTO Sign up to receive BTO’s news, events, and funding opportunities. Customize your subscription to hear from the programs you care about most. The Building Technologies Office (BTO) conducts research, development, and demonstration activities to accelerate the adoption of technologies and techniques that enable high-performing, affordable buildings that meet Americans’ need for resiliency and health while also supporting a reliable energy system. Learn about BTO’s: Open funding opportunities and requests for information 2024 accomplishments News Energy Department Seeks Energy and Manufacturing Innovators for 2026 Lab-Embedded Entrepreneurship Program Cohort September 15, 2025 Tax Deduction Calculations Made Easier with New Tools for Commercial Buildings January 14, 2025 DOE-Google Collaboration Will Help Consumers Identify Qualified Technicians for Home Energy Upgrades December 18, 2024 Michael Furze Selected to Lead the Building Technologies Office December 11, 2024 View More Join BTO's Events View More Strategic Initiatives and Partnerships Emerging Technologies Collaborative for Buildings ETCB fosters stronger coordination across organizations supporting the RD&D, investment, and deployment of emerging building technologies. about Emerging Technologies Collaborative for Buildings August 6, 2025 Advanced Building Construction Initiative The ABC Initiative integrates energy-efficiency solutions into highly productive U.S. construction practices for new buildings and retrofits. about Advanced Building Construction Initiative September 22, 2025 Grid-Interactive Efficient Buildings We’re conducting Grid-interactive Efficient Buildings research to help bring connectedness and the related energy savings across the buildings sector. about Grid-Interactive Efficient Buildings January 13, 2025 Tech-to-Market T2M activities accelerate innovative R&D concepts to become commercially viable and available products. about Tech-to-Market May 12, 2025 Better Buildings Partners in DOE’s Better Buildings Initiative set ambitious goals and contribute real-world solutions that help accelerate our clean energy economy. about Better Buildings July 23, 2021 Buildings Workforce Development Initiatives Achieving DOE’s high-level goal of creating energy union jobs requires improving the energy efficiency of America’s nearly 130 million buildings. about Buildings Workforce Development Initiatives October 21, 2025 Program Areas Emerging Technologies April 17, 2025 Residential Buildings Integration December 19, 2024 Commercial Buildings Integration March 19, 2025 Appliance and Equipment Standards Program March 5, 2026 Building Energy Codes Program April 22, 2026 Resources Data and Analysis for Buildings Sector Innovation September 22, 2025 Buildings Funding Opportunities March 5, 2026 BTO’s Annual Peer Review September 22, 2025 Leadership U.S. Department of Energy Building Technologies Office (BTO) Mail Stop EE-2J 1000 Independence Ave, SW Washington, DC 20585 Buildings@ee.doe.gov