Quilt

Summary active Updated Jun 10, 2026

This profile is AI-generated. If you spot an error, please help us fix it by sharing a URL to the correct information.

Location Oakland, California
Founded 2022
Latest Stage Series B
Total Raised $62M
Website https://quilt.com
Sector
climate climate-tech hardware smart-home hvac

Investors

Matt Rogers Seed (2023)
Incite Ventures seed (2023)
Incite Ventures series-a (2024)
Incite Ventures series-b (2025)
Energy Impact Partners
Garage Capital
Lowercarbon Capital

Founders

Paul Lambert Co-Founder & CEO
Bill Kee Co-Founder
Matthew Knoll Co-Founder

About

Quilt is an Oakland, California-based climate hardware startup founded in 2022 by three former Google employees. The company designs residential heat pump systems with integrated software for room-by-room climate control, replacing traditional furnaces and ductwork 1. Nest co-founder Matt Rogers backed the company through Incite Ventures from the seed round forward 1.

Funding History

Date Round Amount Lead Co-investors
2023-05-16 Seed $9M Lowercarbon Capital, Gradient Ventures Incite Ventures, MCJ Collective, Garage Capital, Climate Capital, Spacecadet 123
2024-04-16 Series A $33M Energy Impact Partners, Galvanize Climate Solutions Garage Capital, Gradient Ventures, Incite Ventures, MCJ Collective, Lowercarbon Capital, Drew Scott 4
2025-12-08 Series B $20M Energy Impact Partners, Galvanize Alumni Ventures, Gradient Ventures, Incite Ventures, Lowercarbon Capital 5

What Investors Say

No independently sourced investor commentary collected at this time beyond press release attribution.

What Founders Say

No independently sourced founder testimonials collected at this time.

Sources

  1. TechCrunch, “Quilt raises $9M seed round to become the Nest of heat pumps,” May 16, 2023. https://techcrunch.com/2023/05/16/quilt-smart-heat-pumps-seed-funding/↩↩↩

  2. BusinessWire, “Lowercarbon Capital and Gradient Ventures Invest $9M in Quilt for Advanced Residential Heat Pump System,” May 16, 2023. https://www.businesswire.com/news/home/20230516005499/en/Lowercarbon-Capital-and-Gradient-Ventures-Invest-%249M-in-Quilt-for-Advanced-Residential-Heat-Pump-System↩

  3. FinSMEs, “Quilt Closes $9M Seed Funding,” May 2023. https://www.finsmes.com/2023/05/quilt-closes-9m-seed-funding.html↩

  4. TechCrunch, “Quilt rides heat pump heat wave with hefty $33M Series A,” April 16, 2024. https://techcrunch.com/2024/04/16/quilt-heat-pump-series-a/↩

  5. TechCrunch, “Heat pump startup Quilt raises $20M Series B to expand sales,” December 8, 2025. https://techcrunch.com/2025/12/08/heat-pump-startup-quilt-raises-20m-series-b-to-expand-sales/↩