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      • U.S. Department of Energy Loan Programs Office 102 Session – State Energy Financing Institutions
      • Applying Regenerative Design Principles to an Aquarium
      • Harnessing the Untapped Potential of Wastewater Energy Transfer for Your Municipality
      • Holiday Happy Hour & Good Carbon Gifts Fair
      • South Landing Eco-District Tour and Networking Reception
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      • Cascadia Innovation & Circular Economy Conference
      • The Seattle City Light Zappy Hour
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      • 2023 Virtual CleanTech Advocacy Day
      • 2023 Environmental and Equity Issues for Fusion Proponents: Perspectives from Advocates
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Preferred Roof Services

Industry sectors

Building Technology & Construction

Contact information

14606 Pacific Ave S
Suite A
Tacoma, WA 98444

(253) 318-8918
https://preferredroof.com/

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CleanTech Alliance
1301 Fifth Avenue, Suite 1500
Seattle, WA 98101
206-389-7280

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