Natural Building
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Boulder Green Home Tour

Our friends at the Colorado Green Building Guild are proud to present the 6th annual Boulder Green Home Tour on Saturday, September 25th, 2021.  Participants are invited to get an inside look at amazing green homes and meet the homeowners, architects, builders and engineers that created them.  The tour highlights

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News
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A September to Remember

Well COSBA had a very busy September, which included hosting a bale stacking workshop, attending the Higher Ground Fair in Laramie, and having a strawbale home featured in the Boulder Green Home Tour, hosted by the Colorado Green Building Guild. Check out their site and Facebook page for into and pics.

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Workshops
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Workshop and Home Tour!

We hope that you’re all “making hay” so to speak, and enjoying the sultry days of summer (yes, it appears global warming is in full effect here on the Front Range of Colorado). For some, it’s the time of year when we’re too busy on projects to do much else. Here at COSBA, we have some exciting events to announce!

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