Castillo Launches SolarLetters.com, the 1st Company to Fully Automate PE Letters in All 50 States
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- Sep 18
- 4 min
Solar Arc Flash Safety Series Part 2:Worst Case Scenarios & Routine Troubleshooting


- Sep 5
- 2 min
Castillo Engineering Named to Inc. 5000 List of Fastest-Growing Companies for Third Consecutive Year


- Aug 1
- 3 min
PV Cable Sizing, Part Four: How to Reap Savings with the NEC Round-Up Rule


- Jul 24
- 4 min
Solar Arc Flash Safety Series Part One: Warning Labels & Working on Energized Systems


- Jul 11
- 3 min
Castillo Engineering & RPG Energy Reduce Manufacturer’s Costs by $140,000 with 1.3 MW Solar Project


- Jun 13
- 2 min
Castillo Engineering Expands Through New Civil Engineering Division


- May 10
- 4 min
Illinois Community Solar Land Rush: What Developers & EPCs Need to Know


- May 2
- 2 min
Stanley Black & Decker unveils 4.3 MW privately funded solar project in Kentucky


- Apr 25
- 3 min
Castillo Engineering and BioStar Renewables Partner on 15 MW Solar Project in Kansas


- Apr 5
- 3 min
Castillo Engineering CEO Wins Cleanie Award & Orlando Business Journal 40 Under 40 Award


- Mar 10
- 9 min
PV Cable Sizing Part Three: When and When Not to Follow NEC Conductor Rating Tables


- Jan 19
- 3 min
Castillo Engineering Completes Best Year on Record


- Jan 17
- 2 min
Castillo Engineering Receives Great Place to Work® Certification


- Nov 21, 2022
- 3 min
Rick Castillo Receives Two Prestigious Recognitions as an Orlando Business Journal 2022 Power Player


- Nov 15, 2022
- 6 min
10 Energy Storage Design Considerations That Can Make or Break your project


- Oct 18, 2022
- 3 min
Castillo Engineering Selected by Solar Generation for 75 MW Portfolio of Community Solar Projects


- Sep 9, 2022
- 10 min
PV Cable Sizing, Part Two: How to Safely Reduce PV Cable Sizes While Maximizing Project Returns


- Aug 18, 2022
- 2 min
Castillo Engineering Named to Inc. 5000 List of Fastest-Growing Companies Second Consecutive Year


- Jul 20, 2022
- 4 min
Top 5 Battery Energy Storage System (BESS) Design Essentials
