
MArkets We serve
EPCs
Power Designed. Power Delivered.
Proven Track Record:
Delivering with Confidence
Specializing in utility-scale renewable energy services, Castillo Engineering provides tailored solutions across every phase of a project - from design to construction close-out - to ensure speed and efficiency throughout the project lifecycle. Our high-quality, cost-effective designs are delivered on time, with a proactive approach to overcoming challenges and keeping projects on track. With deep expertise in navigating construction complexities, we streamline regional approvals and accelerate timelines.
Project management is our forte.
Manage due diligence dependencies, schedule updates, and email communications in one online dashboard built on gold-standard PMP® principles. Gain clear visibility into timelines, issue resolution, documentation, and engineer-of-record approvals to efficiently oversee development, engineering, procurement, and construction tasks.
What You Can Expect From Us:
Technology-First
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Automation technology to ensure quality and shorter engineering timelines
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Dashboards to increase communication and schedule visibility
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Innovative solutions to save money and time
Time-Sensitive
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Your problems become our problems
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Understand quick turnarounds are the norm
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Experienced team to meet tight timelines and get you through the approval process with ease
Process-Driven Quality
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Work is done right the first time
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Deliver the gold standard in project management
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Designs enable you to meet LCOE and renewable performance / energy goals

OUR SERVICES
Leading the evolution of large-scale projects, we deliver innovative electrical, civil, structural, and substation design services nationwide.
Our comprehensive offering encompasses upfront feasibility studies and innovative construction plans. From concept inception through construction close-out, we provide the know-how and expertise to ensure project completion on time and within budget. Castillo delivers the quality you need to scale having provided design support for over 1,500 large-scale projects to date.