Solar Energy Systems
At Louth Callan, we specialize in delivering some of the most complex and challenging solar projects across the United States. From large-scale utility installations in remote locations to intricate rooftop systems in dense urban environments, our team brings unmatched expertise, innovative engineering, and unwavering commitment to excellence. We thrive where others hesitate—turning obstacles into opportunities and ensuring every project meets the highest standards of safety, efficiency, and performance. With a proven track record from coast to coast, we power progress through precision, resilience, and sustainable energy solutions.
Over 4.8 GW of Utility-Scale Solar Constructed Nationwide
Louth Callan is a leading solar construction contractor, having built over 4.8 gigawatts (GW) of utility-scale photovoltaic (PV) infrastructure across the United States. As one of the nation’s largest and most experienced solar EPC firms, we bring a deep focus on field execution, schedule discipline, and construction quality, from site grading and pile driving to substation installation and interconnection.
Our end-to-end approach covers the full lifecycle: preconstruction site assessments, permitting support, civil and electrical engineering, and full-scope EPC (Engineering, Procurement, and Construction) delivery. With a proven track record of building high-performance solar farms, we deliver projects that meet utility standards and investor expectations—on time, on budget, and safely.
Field-Tested, Responsible Solar Construction
Solar construction isn’t just about power generation, it’s about building clean energy infrastructure that lasts. Our solar sites are constructed with minimal community disruption. We employ rigorous site preparation, precision-driven mechanical installation, and real-time quality control systems to ensure long-term system integrity.
Our field crews and project managers are trained in the latest construction safety standards and solar technologies, delivering scalable systems that integrate seamlessly with utility grids and support future-ready solar-plus-storage configurations.
Whether you’re developing a 10 MW site or a 500 MW utility-scale plant, we bring the construction expertise, workforce reliability, and project execution needed to power the clean energy transition.