Shell Building Systems

Sebastopol, CA

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About this pro

How does your business stand out?

We are the only licensed distributor, installer and Construction Management firm that has 40+ years of Structural Insulated Panel experience. Our firm was the 'first green builder in California' (1971) and we take pride in our attention to detail and our competitive costs. We also provide Engineering and Cost Evaluation to insure that you received the best quality at the most affordable pricing.

What do you enjoy about the work you do?

We have 40+ years of excellent experience and that gives us a decided 'edge' in how we quickly evaluate a project and how we take 'care of business'. We are proud of our excellent reputation and hundreds of trouble-free projects!


Sebastopol, CA 95472


Describe a recent project you are fond of. How long did it take?
We are the only SIP company that has built a major School (Manch School) that was 'green' - 2009, Las Vegas, Nevada
What questions should customers think through before talking to professionals about their project?
We have over 40+ years of manufacturing experience and we have built High End Custom Homes in California, Hawaii, Russia and Mexico. We are highly experienced and we built over 5,000 homes for the World Bank in Russia (1995), the only SIP company with that experience.