Expansion opportunities Growing project footprint in utility-scale solar and energy storage nationwide, with recent hires and tools aimed at optimizing civil engineering, site grading, and project lifecycle management—ideal for cross-sell of design, permitting, and high-Voltage integration services to developers, EPCs, and utilities.

Technology leverage Launch of Design IQ and investment in project management tools indicate a strong push on efficiency and standardization; potential to position additional software-enabled services, digital twins, and BIM/analytic offerings to clients seeking faster permitting and closer engineering oversight.

Key client momentum New client Montante Solar and a growing national portfolio suggest opportunities to expand with milestone-based design, O&M support, and engineering for additional landfill and utility-scale projects across multiple states.

Leadership & IP Appointment of a Director of Civil Engineering and proprietary design tools signal a differentiator in cost control and site execution; approach to agencies and developers with a value narrative around reduced timelines and compliant, safe designs.

Quality & culture Great Place to Work certification plus a robust engineering pedigree and 25+ years of experience position Castillo as a reliable partner for long-term programs; opportunities to upsell program management, risk mitigation, and performance guarantees to multi-project clients.