The Permit Partner™ Program

Why Become a Partner?

Reduce Expenses

A tier system that grows with you. Our multi-leveled flexible tier system gives you control of your discount progress and pace. It’s simple, the more you grow, the more you save!

Permit Faster

Install more with our Design to Permit packages. We leverage decades of experience and longstanding AHJ relationships to deliver the fastest, first-time approved, permits in the solar PV business.

Grow Revenue

Quicker Permits = Enhanced Cashflow + More Installs = Revenue Growth. The formula isn’t rocket science. Permit Partners grow their businesses faster with Castillo Engineering.

Flexible Tiers. Fantastic Savings.

Site-Specific Structural + Electrical Packages


Even More Benefits.

Volume Discounts

Our partners receive volume discounts on Site-Specific Structural + Electrical Packages. Graduation between tiers occurs on a quarterly basis. Partners can also realize instant access to any tier by pre-purchasing the minimum quantity, with the insurance of knowing the units have no expiration date.

Marketing Resources

Via our online customer resource portal, partners have instant and free access to product brochures, case studies, logos and other marketing resources.

Sales Support

Castillo Engineering provides sales training in the form of videos, teleconferences, and seminars, instructing partners on how to sell the value of industry leading solar engineering.

Special Benefits

Amongst other benefits, all Permit Partners™ receive official documentation, confirming their partnership, thus distinguishing themselves from the competition.