Expedited + Fully Online HVAC Permitting For CA Contractors - Drawings, T24, AHRI & Plan Check Support, All In One Place.

• No site visits needed - upload project details online anywhere in California

• 48-hour turnaround for submitting Drawings, Title 24, & AHRI to your city

• Weekly follow-ups with your city & plan check support by licensed P.E.

• The fastest, most contractor-friendly way to get HVAC permits in CA

• No site visits needed - upload project details online

• 48-hour turnaround for drawings, Title 24, & more

• Weekly follow-ups with city & plan check support by P.E.

The fastest, easiest way to get HVAC permits in CA

Submit a project and get a fast quote

Outsource your entire permitting workflow with a CA-licensed HVAC engineer

Working with Seasonal is like having a branch of your company that handles permitting from start to finish - all you need to do is take 10 minutes per project to gather relevant documents, submit them online, and we'll handle the rest from there. All drawings, city outreach, and plan check support are taken care of by a CA-Licensed Mechanical Engineer.
Perfect for:
Total HVAC Replacement Projects
Heat Pump Installations
Mini-Split System Installations
Ductwork Modifications & Equipment Relocation
Most other HVAC/Mechanical Project Types

How we help your business

Curious to know more about Seasonal, what it's like to work with us, and whether we're the right choice for your current/upcoming project? Select each of the dropdown option below to get insight into different areas of our business.
The Problems We Can Solve For Your Company

Permit Drawings

Should your project require it, we offer complete permit drawing packages drawn by a CA Mechanical Designer, following local guidelines and giving clear details to plan checkers, minimizing permit issuance delays.

Always drawn by Licensed P.E.
Clear and informative style
No excessive costly details - just what your city requires

Title 24 Documentation

We also generate and provide the appropriate Title 24 documentation for your project, ensuring that your entire permitting process is consolidated and pain-free.

We determine which forms are needed for your project
We fill them out correctly for you
T24 Forms submitted to your city on your behalf

AHRI Certs & Cutsheets

With some basic project info, we will also procure all the other supplemental documentation that will ensure your project gets permitted as fast as possible, including AHRI certificates and equipment information.

Certificates for your exact equipment combination
Cutsheets direct from your equipment manufacturers
Attached along with drawing set

Plan Check Responses

One thing that truly differentiates Seasonal is that we can handle the entire permitting process for you, taking full accountability for any plan check corrections from the city and responding promptly and professionally.

Responses by Licensed P.E.
24-48 hour response time
We ensure your project gets a permit as fast as possible
Our Easy & Efficient Project Intake Process

A Fast & Fully Online Process

We understand that your business doesn't have time to waste when it comes to getting jobs permitted. That's why we designed the fastest, most convenient possible process when it comes to project intake. Rather than requiring hours of your time and in-person site visits, we simply have you upload a small set of documents, basic sketches, and supplemental info online. From there, we'll handle the rest, only contacting you for information if it's absolutely neccesary.

What We Need From You

• Project Address
• Approx. Conditioned Floor Area & Year Built
• Scope of Work (1 Paragraph)
• New Equipment Model Numbers & Quantity
• Existing Equipment Model Numbers & Quantity
• Basic Hand-Drawn Sketch of (N) Equipment Locations
• Basic Electrical Service/Panel Info
• Sketch of Duct Modifications, If Applicable

How We Enable HVAC Businesses to Scale Faster

More Time to Focus on Growth

When you're not having key people at your company spending their time on permitting (or coordinating between multiple 3rd party services), it frees up time and energy for marketing, networking, hiring, quality control on jobs, and more. We take care of everything permit-related under one roof, creating a sense of organization and giving you back the time you need.

Jobs that Finish Faster & Smoother

When you have Seasonal as a permitting partner on a project, not only does that free you up to dedicate more time to the job, it also gets you through the permitting process faster. We produce drawing sets that are intended to pass plan check on the first try, and we stay on top of your city with constant communication to ensure you get permitted ASAP, keeping your customers happy.

Support Across All CA Markets

With our fully online process and know-how across the entire state, we're ready to support you as you expand outwards to new locations. Whether that's branching out to adjacent cities, or whether you're looking to open an entirely new location across the state, we're here to support you and serve as your continued permitting partner from opening day onwards.

What We Charge Per Project

While our exact prices may vary slightly because every project is different, this basic pricing guide provides you with a first estimate of what you'll pay for each type of project. Please submit your project or contact us for exact pricing. We're looking forward to working with your company and bringing you the value you deserve!

Full-Scope Permitting - Pricing Guide By Project Type

First project with Seasonal? Contact us for special introductory pricing.
Mini-Split Installation - Permit Set, Submit to City, T24, AHRI, Plan Check Responses
Starting at $349
Heat Pump Installation - Permit Set, Submit to City, T24, AHRI, Plan Check Responses
Starting at $499
HVAC Equipment Replacement (No Duct Modifications) - Permit Set, Submit to City, T24, AHRI, Plan Check Responses
Starting at $499
New HVAC Equipment Install (With Duct Modifications / Additions)  - Permit Set, Submit to City, T24, AHRI, Plan Check Responses
Starting at $799
Other HVAC Projects - Permit Set, Submit to City, T24, AHRI, Plan Check Responses
Contact for Price

Submit a Project For Quote

Want a fast quote on getting your project permitted? Fill out the form below with the details of your project and we'll be in touch within 24 hours with a comprehensive price for our services.

New Clients - Special Pricing on First Project
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