End-to-End Solar Engineering Services For Installers & EPCs Across USA
Our Services
PTO & Interconnection
Seamless PTO and interconnection support for faster project completion.
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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.
Sign Up →How It Works
Quality check your plan-sets in under 5 minutes with our 5-step automated process.
Sign up / Log in
Create an account or log in on our web portal.
Select your service
Choose the service you'd like to order — from sales proposals to plan sets.
Provide project details
Fill in homeowner info and upload any required documents.
Confirm & track progress
Submit your order, then track it in real time. Request revisions anytime.
Get support if needed
Our team is available to answer questions and resolve any concerns.
Download your files
Once completed, your project files are ready for secure download.
Why Choose Us?
⚡ Efficiency and Speed
Wattmonk streamlines the solar workflow by eliminating bottlenecks at every stage. Installers and EPCs rely on our quick turnaround times to keep installations on schedule.
✅ Accuracy You Can Trust
Quality and compliance are at the heart of everything we deliver. Every design undergoes rigorous checks to ensure utility readiness and reduce resubmissions.
🏆 Proven Experience
With thousands of successful engineering reviews completed, Wattmonk brings unmatched expertise ensuring smooth navigation through permitting, interconnection, and PTO.
📈 Scalable Support
From local installers to national EPCs, Wattmonk adapts to your pace. Our capacity to scale allows businesses of all sizes to grow confidently with consistent quality.
💡 Innovation-Driven Approach
We combine advanced technology with human expertise to simplify complex workflows. This hybrid model ensures precision while speeding up delivery.
We are your Solar Engineering Partner
Database of 6500+ AHJs & 500+ Utilities across 50+ states in the USA.
🌎One of the Fastest Turnaround Times in the Industry
⚡Customer Support Team Available 24x7
📞Save 30% Cost on overall solar project installation.
💰Innovative technology with semi-automated design tool — Zippy
💡Streamlines project planning and execution
🕐A platform you can depend on
Wattmonk is a comprehensive solar engineering platform which offers a blend of solar design services with industry-leading turnaround time and quality standards under one roof.
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.
Contact Us
Dover, DE 19901, US