Castillo Engineering

DESIGNED TO PERMIT

Our clients permit fasterreduce expensesinstall more with Castillo Engineering

3-5 Day Turnaround Time

98% First Time Permit Approval Rate

Permit Partner™ Program

Residential, Commercial & Utility-Scale

Our Projects

Over 500 clients across the United States.


Castillo Engineering

DESIGNED TO PERMIT

Residential

0
+
Projects
0
+
MW

Commercial

0
+
Projects
0
+
MW

Utility-Scale

0
+
Projects
0
+
MW

The Principal

RickCastillo_Headshot

RICK CASTILLO, PE, SE, MSEE
Solar Industry Expert & Thought Leader

Official Associations

The Permit Partner™ Program

Client Testimonials