Sustainable 9 Design + Build
Minneapolis design-build with published residential performance metrics.
What they're known for
A Twin Cities firm pairing custom-home design with airtight envelopes, measured energy performance, and integrated wellness spaces.
Sustainable 9 Design + Build is a Minneapolis residential firm combining design and construction. Its published projects include blower-door results, energy ratings, ventilation and enclosure decisions, and homes with dedicated sauna and wellness spaces. The firm is useful because it makes project performance legible without separating the architecture from the build.
Capabilities
- Custom Construction
- Architectural Design
Performance focus
- Indoor Air
Spaces
- Sauna
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Sources
Facts verified September 2026. Compound is an independent editorial directory and is not affiliated with this company unless stated.