February 17, 2026

Commercial Replacement and Attachment Window Solutions Market Characterization

This market characterization report is an output of the Phase II research for the Commercial Replacement and Attachment Window Solutions (CRAWS) Advancement Plan, finalized in September 2024. CRAWS in this

Research & Papers

February 12, 2026

Geographic Targeting Using ESRPP for Room Heat Pumps and Induction Cooking Strategy Pilot Report

The ENERGY STAR® Retail Products Platform (ESRPP) is a national collaborative initiative comprised of ENERGY STAR®, energy efficiency program sponsors and retailers that offers midstream incentives to encourage retailers to

Research & Papers

February 9, 2026

120V Battery-Equipped Induction Ranges Field Study Report

This report presents findings from a field study conducted at an Eden Housing apartment complex, Emerson Arms, where the team installed Copper’s “Charlie” model induction range to replace existing gas

Research & Papers

January 27, 2026

Residential Heat Pump Water Heating Market Characterization Report

This Market Characterization Report is an output of the Phase II research for the Residential Heat Pump Water Heating (HPWH) Market Transformation Advancement Plan, finalized in September 2024. The plan

Research & Papers

December 23, 2025

California Window Stock Study

CalMTA’s Phase II research for the Room Heat Pumps (RHPs) Market Transformation Initiative revealed that nearly half of California’s residential windows are horizontal sliders, while primary bedrooms and living rooms

Research & Papers

December 10, 2025

Room Heat Pumps Lab Testing Report

Room Heat Pumps (RHPs) are a promising technology poised for widespread adoption and are the focus of CalMTA’s recently approved Market Transformation Initiative (MTI). To determine the efficacy of these

Research & Papers

August 21, 2025

Commercial Rooftop Units: Market Characterization Report

This Market Characterization report is an output of the Phase II research for the Efficient Rooftop Unit (ERTU) Advancement Plan, finalized in February 2024. The Advancement Plan described the research

Research & Papers

May 15, 2025

Room Heat Pump Self-Installation Practices Strategy Pilot Report

CalMTA’s Phase II research for the Room Heat Pumps Market Transformation Initiative (MTI) identified the need for research to better understand how consumers install, interact with, and utilize this technology.

Research & Papers

April 22, 2025

Chefluencer Event Testing Strategy Pilot Report

CalMTA’s Phase II research for the Induction Cooking market transformation initiative (MTI) identified key barriers to adoption, including low consumer awareness of induction technology and its benefits, cultural and consumer attachment to

Research & Papers

March 6, 2025

Fact Sheet: Room Heat Pumps Installation Strategy Pilot

CalMTA’s exploration of the Room Heat Pumps (RHPs) Market Transformation Initiative (MTI) identified the need for research into how consumers install, interact with, and utilize this technology. We developed the

Fact Sheets & Case Studies Research & Papers

The California Market Transformation Administrator (CalMTA) develops and manages market transformation initiatives in the state to reduce energy use and reduce greenhouse gas (GHG) emissions.

CalMTA seeks to help meet California’s energy efficiency and decarbonization goals by accelerating adoption of energy-efficient products and practices through market transformation. Market transformation is a proven strategic process of intervening in a market to create lasting change.
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CalMTA follows a rigorous process for reviewing, scoring, and then developing relevant, timely market transformation initiatives. The process supports market transformation initiative creation from concept to program development to market deployment, as well as the eventual exiting of the market.

Featured News & Events

Webinar

Watch the Q4 Activity Report Webinar

Blog

120V Battery-Equipped Induction Ranges: New Field Study Findings Now Available

 
The Market Transformation Advisory Board (MTAB) provides expertise and unbiased, non-binding recommendations on CalMTA’s market transformation initiatives. Register here for an upcoming advisory board meeting.

Featured MTAB Meetings

Register Now

Register Now: Mar. 5

Watch Now

 Watch Now: January 29

Learn more about CalMTA’s planning and research on energy efficient technologies and our work to build California’s market transformation portfolio, and access quarterly and annual progress reports.

Featured Resources

Commercial Rooftop Units Draft MTI Plan

Commercial Replacement Window and Attachment Solutions Market Characterization Report

Residential Heat Pump Water Heating Market Characterization Report

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