Membership Benefits

Improve the Profitability of Your Solar Activities

Your COSSA membership gives you tremendous benefits and can help improve the profitability of your solar activities:

  • Expand solar markets to help your business succeed
  • Combat political threats that could put your organization at risk
  • Network with solar leaders and build professional connections
  • Post job opportunities on COSSA’s job board for free
  • Promote your organization in our directory of solar businesses
  • Have a voice into key decisions that affect your business
  • Stay informed in a rapidly changing industry
  • Understand legislative changes and what it means for you
  • Promote solar public outreach to help generate leads
  • Influence decisions at the Public Utilities Commission
  • Get discounts to solar workshops, conferences, and events

It’s quick and easy to join COSSA, please e-mail or call us at 303-333-7342 if interested!

Membership Categories:

COSSA – 2020 Membership Investment

Includes solar and energy storage companies, project developers, and installers participating in a commercial venture utilizing solar energy. Membership Investment Based on Annual Revenue in the state of Colorado:

  • Less than $1,500,000 ($595)
  • $1,500,001 to $6,500,000 ($2,195)
  • $6,500,001 to $15,000,000 ($3,995)
  • Greater than $15,000,000 ($5,995)

PROFESSIONAL SERVICES: $595 to $5,995 – Voting
Includes law firms, CPA’s and accounting, insurance carriers, architects, financiers, and banking institutions. COSSA membership will strengthen your business and advance your bottom line. Membership Investment Based on Annual Revenue in the state of Colorado:

NEW BUSINESS: $295 – Voting
Includes all new business’s in the first or second year of their incorporation.

Includes all new market entrants. This is valid only for the first year in Colorado.

Includes any company, corporation, or business entity participating in a commercial manufacturing venture of solar energy equipment and services.

Includes business service providers, nonprofits, educational institutions, national research labs and governmental agencies utilizing or promoting solar energy.

SOLAR ADVOCATE: $120 – Non-Voting
Participate in our advocacy, workshops, news and information. Solar Advocates receive member discounts to local, regional and national conferences, webinars, networking events and more. Join us in supporting the future of the solar energy industry and be part of lasting environmental change! Individual membership only – company listing not included.

Contact COSSA at 303.333.7342 for additional membership information. Email us at

Promote Your Business

Elevate your business and establish yourself as a solar leader. By becoming a member of the Colorado’s leading solar trade association, your membership can strengthen your business, boost your credibility, and advance your career.

Networking Opportunities

Build the professional connections you need to succeed. Strengthen your business opportunities by networking with your colleagues at COSSA events. Attending our annual conference and trade show will keep you connected; participating in educational opportunities and fundraising events will keep you connected to key decision makers.

Stay Informed

Run your business with piece-of-mind, knowing that you have a voice in important decisions that affect your business. Be confident that COSSA is researching and monitoring the key issues for you. Receive regular updates and action alerts on policy, legislation, news, events, job opportunities, and more.

Get Involved

Help strengthen your industry by contributing your leadership, energy, ideas and passion. Join the Board of Directors or volunteer for a committee. It’s a great way to network with other solar leaders and member participation is crucial to our overall success.

Member Only Discounts

Only COSSA members are eligible for special discounted rates on conference attendance, educational opportunities, advertising and more. As a member, we can promote job openings and your news to help you extend your reach.

Member to Member Marketplace

Do business with fellow members and save!

Current member-to-member discounts include:
Solar Energy International: $50 off SEI courses (

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