Solartro empowers solar installers, EPCs, and contractors with fast, reliable, and high-quality CAD design and engineering services for solar proposals and permit-ready plan sets.
We combine deep technical expertise, efficient workflows, competitive pricing, and flexible engagement models to deliver a seamless design experience. Operating 24×7, 365 days a year, Solartro helps you meet project deadlines, accelerate approvals, reduce revisions, and scale your solar projects with confidence.
At Solartro, we combine innovation, precision, and speed to deliver end-to-end solar permit design and engineering solutions for residential and commercial projects worldwide.
Our expert team specialises in solar engineering, CAD design, professional PE stamping across all 50 U.S. states, and custom solar proposals that accelerate project approvals. Driven by technology and sustainability, we empower solar companies with accurate designs, optimised turnaround times, and eco-focused solutions that shape a cleaner energy future.




Custom solar layouts optimised for performance and aesthetics
Detailed site assessments ensuring accurate system specifications
Professional engineering certification across all 50 U.S. states

Expert guidance throughout your solar project lifecycle.

Comprehensive jurisdiction requirements and compliance data

Streamlined utility connection and grid integration support

Fast-tracked approvals with code-compliant documentation

Integrated design solutions for electric vehicle infrastructure

Detailed as-built drawings for your solar installation.

Accurate BOM preparation for better material planning and cost control.

Accurate stringing and electrical sizing for optimal system efficiency.

Visually appealing proposals designed to increase solar conversions.
Solartro delivers precise, fast, and dependable solar CAD design and permit documentation for installers, EPCs, and contractors across the U.S. Our experienced engineering teams produce accurate, code-compliant, and professionally structured plan sets that help accelerate approvals and minimize revisions.
We offer cost-effective and scalable design solutions with 24×7 operational support, functioning as an extension of your in-house engineering team. Leveraging advanced design tools, proven workflows, and deep knowledge of AHJ, NEC, building, fire, and utility requirements, we ensure consistent quality across every project.
With flexible engagement models, quick turnaround times, and a strong commitment to engineering excellence, Solartro helps solar companies streamline operations, shorten project timelines, and scale with confidence—making us a trusted partner for smarter, more efficient solar design.
Projects Completed
Successfully delivered across residential and commercial sectors
Active Clients
Trusted by leading solar installers and EPCs globally
Quality Standard
Consistent accuracy and code compliance on every project
Team Members
Skilled professionals dedicated to your project success
On-Time Deliveries
Reliable turnaround keeping your projects on schedule


Solartro's team delivers high-quality solar permit designs faster than any company we've worked with. Their attention to detail and quick response time make our projects run smoothly every time.
The 24×7 availability and affordable pricing make Solartro our go-to partner for CAD and permit design services. Highly recommended for any solar company looking to scale efficiently.
Working with Solartro feels like having an extended in- house team. Their understanding of local codes and PE stamping requirements across different states has been invaluable to our operations
The quality and consistency we get from Solartro allows us to confidently scale our business. Their designs pass AHJ reviews on the first submission nearly every time.