Solar Installers: Stop Losing Weeks to Interconnection & PTO Delays. Installed Doesn't Mean Paid, Get to PTO Faster.
Built for Solar Installers
Interconnection & PTO
Complete utility interconnection and PTO support for solar installers - covering application prep, net metering paperwork, utility coordination, and status tracking across 500+ utilities nationwide.
About Us
Since 2019, Wattmonk has been a full-service solar engineering partner for installers, EPCs, and financiers, trusted across all 50 U.S. states. We bridge the gap between sales and installation with a complete suite of engineering services: sales proposals, site surveys, plan sets, permitting, engineering reviews, interconnection, and PTO-ready packages.
Powered by both human expertise and AI technology, we deliver fast, accurate, and compliant solar workflows. Our hybrid approach minimizes errors and accelerates timelines, helping your team scale with confidence and precision.
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How It Works
Submit your interconnection application in minutes. We'll take it from there.
Sign up / Log in
Create your account on the WattMonk portal.
Submit your project
Upload site details and any supporting documents.
Track progress in real time
Monitor your application status and get updates as the utility responds.
Get support when needed
Our team is one message away for any questions.
Get to PTO
We coordinate with the utility from submission through final approval.
Why Solar Installers Choose WattMonk?
⚡ Faster Path to PTO
Every day between install and PTO delays your revenue. WattMonk handles applications, coordination, and follow-ups to keep your projects moving toward energization.
✅ Built for First-Time Approval
Complete, utility-ready documentation from the start - reducing deficiency notices and back-and-forth that stall interconnection.
🏆 Coverage Across 500+ Utilities
Every utility has its own rules and forms. We already know them - so your applications go in right, no matter where you're installing.
📈 Extra Capacity, On Demand
Never let a PTO backlog slow your pipeline. Access 250+ certified experts on demand and take on more projects without adding headcount, overhead, or hiring cycles.
💡 Innovation-Driven Approach
We combine advanced technology with human expertise to simplify complex workflows. This hybrid model ensures precision while speeding up delivery.
Ready to Get Paid Faster?
Join 400+ solar installers who trust WattMonk to manage interconnection and PTO across 500+ utilities - so they can close projects faster and stop leaving revenue stuck in utility queues.
What Our Clients Say
"Our PTO timelines dropped from months to weeks once WattMonk started handling our utility applications."
VP of Operations, BrightPath Solar
"WattMonk knows every utility's quirks better than we ever could. Deficiency notices are basically gone."
Founder, Solstice Energy Group
"We closed 30% more projects last quarter without hiring a single interconnection specialist."
Director of Installations, Voltaic Home Solutions