Permit-Ready Solar Designs for Faster AHJ Approvals

GreenCAD Studio delivers accurate, NEC-compliant solar permit packages for installers and EPC companies across the U.S.

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Premium Design

Premium Solar Design. Crafted for those who demand the highest standards in engineering and aesthetic excellence.

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The Future- Forward view

Choosing solar is a step toward a future powered by Design, renewable, and reliable energy for generations to come.

5,000+ Installations

From residential rooftops to complex EPC projects, we’ve supported over 5,000 successful solar permit approvals.

Professional Solar Permit Design Services

Accurate, Permit-Ready Solar Designs for Installers and EPC Companies

NEC-Compliant Solar Permit Design

Residential & Commercial PV Systems

Fast Turnaround for Permit Packages

AHJ-Ready Documentation

PV + Battery Storage System Design

GreenCAD Studio provides complete solar permit design and renewable drafting support for installers, EPC companies, and engineering firms across the United States.

Our team prepares NEC-compliant permit packages including site plans, PV layouts, electrical single-line diagrams, load calculations, and equipment specifications required for AHJ approval.

We focus on technical accuracy, fast turnaround, and clear documentation to help our partners reduce revisions and streamline the permitting process.

Reliable, Renewable, and Cost-Effective Energy

Switch to solar and enjoy lower bills, clean energy, and expert service designed for homes, businesses, and beyond.

Solar Sales Proposals

Professional solar sales proposals with site layouts, system sizing, generation.

Solar Permit Plan Design

Complete permit-ready solar plan sets including SLDs, structural drawings, electrical layouts, and load.

PE Stamping Services

Certified structural and electrical engineering review with professional engineer stamping.

Interconnection and PTO Support

Complete documentation and application support for net-metering.

EV Charging System Design

Design and engineering of AC & DC fast EV charging stations including load assessment, cable sizing, protection systems.

Commercial & Utility-Scale Solar Design

Detailed engineering and design support for large rooftop and ground-mounted solar projects.

GreenCAD Studio is very good at this work and delivered a precise and processual work.

Jeomodara < US

Behind the word mountains, far from the countries Vokalia and Consonantia, there live the blind texts. Separated they live in Bookmarks grove right at the coast

Rahuldisa< US

Professional design teams are often highlighted for managing the "no headache" transition from initial proposal to installation, including handling permits and utility coordination

Piwi< US

HIGHLY RECOMMENDED!!! This is my first time to use Out source because I need some help for my PV ESS design. I found GreenCAD Studio. I was wondering should I try or not. I'm so glad I tried! He is very responsive and quick turnaround. You will be happy to hire him!

ivy watson< US

Great attention to detail. Great understanding of projects and local codes of US. Will definitely recommend to other colleagues.

Darshan< US

Interconnection and PTO Support PV Permit Design PV-Battery Permit Design Generator Permit Design EV Charger Permit Design Wind Turbine Permit Design

Our Clients

1 %

AHJ Approval

Trusted & Affordable

Why Choose Us?

Professional Team

Certified professionals with years of solar Designing experience.

Code-Compliant Design

Full plan sets designed to meet NEC, IRC, and local AHJ requirements

AHJ Expert Network

We manage relationships with thousands of jurisdictions to ensure first-time approval.

PE Stamping

Full-service maintenance and system monitoring after installation.

24-48 Hour Turnaround

Get your preliminary designs back in 24-48 hours to keep your pipeline moving

Revision Management

We handle all corrections and feedback from city officials until the permit is issued.

Everything You Need to Know

Frequently Asked Questions

What services does GreenCAD Studio provide?

GreenCAD Studio provides permit-ready solar design packages for residential and commercial PV systems across the United States. Our services include site plans, PV layouts, single-line diagrams, load calculations, equipment specifications, and NEC-compliant documentation required for AHJ approval.

What is included in a solar permit design package?

A typical permit package may include:

Site plan and array layout

Electrical single-line diagram

Equipment specification sheets

Structural mounting details

Load calculations

NEC-compliant grounding and labeling details

All drawings are prepared to meet local AHJ requirements and utility standards.

Do you design systems for all U.S. states?

Yes. Our team prepares permit design packages that comply with NEC standards and local AHJ requirements across the United States. We review local jurisdiction guidelines before preparing the design.

How fast is your turnaround time?

Typical turnaround time for residential permit packages is 24–48 hours, depending on project complexity and documentation provided.

What happens if the AHJ requests revisions?

If an AHJ requests corrections or clarifications, we provide revisions and updates promptly to ensure the permit approval process continues smoothly.

What information do you need to start a project?

To begin a permit design package, we typically require:

Project address

Utility bill or system size

Site photos or satellite imagery

Equipment preferences (if available)

Main service panel details

Do you support battery storage and hybrid systems?

Yes. We design PV + battery storage systems, including compliant electrical documentation and system integration details.

Need Our Services?

US: +1 (669) 832-9082

IND: +91 7888-340-198

Work Days

Mon to Sat

Email Us

sales@greencadstudio.com