Solar Installers: Stop Losing Installs to Slow Plan Sets. Get Them in 12-24 Hours.
Built for Solar Installers
Solar Plan Sets
Complete permit-ready solar plan sets for installers - covering site plans, single-line diagrams, panel layouts, string configurations, structural details, and full code-compliant documentation ready for AHJ submission across 50 states.
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
Order your solar plan set in minutes. We'll take care of the rest.
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 order status and request minor edits anytime.
Get support when needed
Our team is one message away for any questions.
Download your plan set
Submission-ready files, delivered in 12-24 hours.
Why Solar Installers Choose WattMonk?
⚡ Speed That Fits Your Schedule
Solar plan sets delivered in 12-24 hours. Keep your crews booked and your installs moving without engineering delays.
✅ Built for First-Time Approval
95% first-time AHJ approval rate. Every design is engineered for compliance so your projects move from submission to install without rework.
🏆 Coverage Across All 50 States
From residential to commercial solar, we handle plan sets nationwide - covering every code, every jurisdiction.
📈 Extra Capacity, On Demand
Never turn down a solar job again. Access 250+ certified engineers on demand and take on more work 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 Scale Your Solar Installs?
The fastest solar installers don't wait on plan sets - they partner with WattMonk. 12-24 hour turnaround, 95% first-time AHJ approval, and coverage across all 50 states.
What Our Clients Say
“WattMonk QC cut our resubmits to near-zero in Texas and saved my team countless revision hours.”
Operations Director, SolarCo
“The quality control process has revolutionized how we handle plan submissions. We reduced revision cycles by 80%.”
CEO, SunEnergy Solutions
“We've been able to take on 40% more projects with the same team thanks to WattMonk's automated QC.”
Project Manager, EcoPower Inc.