Nationwide Solar Engineering • California Expertise

Solar Engineering & Permit-Ready Plans.

Residential and commercial solar plan sets, PE-stamped drawings, and structural and electrical review—delivered nationwide with California permitting expertise.

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TURNAROUND24–48 HRS

ENGINEERSPE LICENSED

DELIVERED10,000+ PROJECTS

NATIONWIDE P.E. NETWORK

24–48 HRS

AVG. PLAN-SET TURNAROUND

AHJ & UTILITY COMPLIANCE

1,000s

JURISDICTIONS SERVED

VERIFIED LICENSING & ACCREDITATION

California licensed. Engineering nationwide.

Contractor licensing, P.E. stamps, code review, and permit support in one place.

STATE LICENSED

California CSLB

CLASS B · #1027903

California General Building Contractor license.

NATIONWIDE STAMPS

50-State P.E. Network

STRUCTURAL & ELECTRICAL

Licensed engineer stamps when your project requires them.

CODE REVIEW

Title 24 & NEC

LOCAL CODE REQUIREMENTS

Plans address Title 24, NFPA 855, and adopted NEC rules.

APPROVAL WARRANTY

100% AHJ Warranty

FREE REDLINE REVISIONS

We resolve building department and utility comments at no extra cost.

WHAT WE ENGINEER

Nine services, one licensed team.

Design, engineering, and permit-ready plans from one team.

PV System Design

Production modeling, string sizing, and PV layouts for roofs and ground mounts.

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Permit Plan Sets & PE Stamps

Permit-ready site, structural, and electrical plans with licensed PE stamps.

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Structural & Electrical Review

Structural loads and electrical details reviewed for local code approval.

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Interconnection & Utility Applications

Utility applications, NEM submittals, and Permission to Operate support.

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Commercial & Utility-Scale Design

Commercial rooftops, carports, and utility-scale ground-mount engineering.

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EV Charging Design & Engineering

Charging layouts, load studies, and electrical plans for EV infrastructure.

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Electrical Design & Main Panel Upgrades (MPU)

Panel upgrades, service sizing, and permit-ready residential electrical plans.

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ADU Architectural & Electrical Plans

Architectural, structural, and electrical plans for ADUs and additions.

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NEC Electrical Load Calculations

NEC load studies, feeder sizing, and utility capacity evaluations.

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HOW A PROJECT MOVES

Five steps from intake to approval.

One team handles the design, engineering, plan set, and permit corrections.

Project Intake

Send your site details, plans, equipment list, and photos.

Site Review

We check roof geometry, shade, and local permit requirements.

Engineering & CAD

We prepare the layout, electrical design, and structural review.

Plan Set Delivery

Receive permit-ready drawings and PE stamps when required.

Permit Support

We address AHJ redlines and utility comments through approval.

Client Experience

What contractors, installers, and project teams say about working with us.

★★★★★

“Fast turnaround and a very clean plan set.”

The drawings were organized, detailed, and easy for our team to review before submission. Communication was quick throughout the process, and the turnaround was excellent.

Michael Turner — Solar Contractor, California

★★★★★

“The revision support made a big difference.”

We received comments from the building department and needed several items updated. The corrections were handled quickly and the revised package was easy to resubmit.

Sarah Mitchell — Project Manager, California

★★★★★

“Reliable support for our residential solar projects.”

The process from sending the project information to receiving the completed permit drawings was straightforward. The electrical details and equipment information were clearly presented.

David Reynolds — Solar Installer, Texas

★★★★★

“Professional engineering and responsive communication.”

We needed structural engineering support and a P.E.-stamped package for a project. The requirements were explained clearly, and everything was delivered in an organized format.

Emily Carter — General Contractor, Florida

★★★★★

“A good engineering partner when timelines are tight.”

Our project had a short permitting schedule, and the team helped us keep it moving. Questions were answered quickly and the completed drawings were professional.

Jason Brooks — EPC Project Manager, Arizona

★★★★★

“They understood the local permitting requirements.”

We had previously dealt with plan-check comments on similar projects, so getting the details right was important. The package was prepared with the jurisdiction requirements in mind and the process went smoothly.

Amanda Collins — Electrical Contractor, California

★★★★★

“Very helpful with a solar and battery project.”

Our project included PV, battery storage, and electrical modifications. Having everything coordinated within one engineering package made the permitting process much easier for our team.

Ryan Foster — Solar Contractor, Nevada

★★★★★

“Clear drawings and good attention to detail.”

The site plan, electrical diagram, equipment information, and engineering notes were presented clearly. Our installation team could easily understand the design as well.

Lauren Hayes — Installation Manager, Colorado

★★★★★

“We use them for projects in multiple jurisdictions.”

Working across different cities means requirements can change from one project to another. Having engineering support that can adapt the drawings to different AHJs is extremely useful.

Christopher Bennett — Operations Manager, California

★★★★★

“Excellent turnaround on an electrical panel upgrade design.”

We needed electrical drawings and load calculations for a service upgrade. The completed package was clear and professionally prepared, and communication throughout the job was efficient.

Nicole Parker — Electrical Contractor, California

★★★★★

“A smooth process from intake through final drawings.”

We submitted the project details and equipment information, and the team took it from there. The completed plan set was well organized and ready for our permitting workflow.

Brandon Lewis — Residential Builder, Washington

★★★★★

“Responsive team and dependable engineering support.”

For contractors, getting answers quickly is almost as important as getting the drawings quickly. Communication was responsive, revisions were handled efficiently, and the overall experience was very good.

Rachel Morgan — Solar Contractor, Oregon

QUESTIONS & ANSWERS

Quick Answers Before You Start

Need more detail? Contact our team.

01 What is included in a solar permit plan set?

Depending on the project, plans include site and roof layouts, electrical diagrams, equipment details, and required engineering notes or calculations.

02 Can you provide PE stamps?

Yes. Licensed engineers can review and stamp structural or electrical drawings when your jurisdiction or project requires them.

03 How long does a plan set take?

Many residential projects take about one business day; complex projects may take 24?48 hours or longer depending on scope and complete intake information.

04 What do you need to start?

Send the project address, equipment details, available plans, and site or electrical panel photos. We will confirm any missing items.

05 Will you revise plans after AHJ or utility comments?

Yes. We address requested plan-check and utility revisions at no additional cost.

06 How much does solar engineering cost?

Pricing depends on project size, jurisdiction, and stamp requirements. Share your scope for a tailored quote.