Create comprehensive and reliable solar proposals and designs—fast. Solo’s solar software delivers 99.9% accurate designs, seamless financing options, and integration with more than 70 tools.


Precision drives performance. That’s why leading TPOs, independent auditors, and industry leaders rely on Solo to help them get to NTP faster and with confidence.
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Sales groups trust Solo because we continually prove how easy it is to effectively scale their operations.

Built for precision and speed.

Our software ensures your solar designs meet local codes and financing requirements. Get system proposals approved faster and avoid costly redesigns.
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There’s a better way to improve operational performance, increase sales, and reduce attrition. Solo packages up the solar selling ecosystem into effective and efficient workflows that speed up performance while reducing manual errors.

Solo is a complete solar operations platform. We build technical solutions to reduce your operational load in essential business areas.


Thousands of companies—from startups to the solar big dogs—use Solo to send proposals, manage documents, close financing, request CAD and engineering stamps, and manage their vital business operations.
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We can seamlessly integrate with your systems, granting unfettered access to vital data streams, allowing you to optimize your operations and unlock efficiencies for your business.

We are available Monday through Friday, 8 AM to 8 PM, Saturday 8 AM – 4 PM (Professional Support Only), and closed on Sunday.