Delivering code-compliant permit plans and constructible layouts.
Practical Solar Design, Precisely Delivered
Strelza supports residential, commercial and utility solar projects with permit-ready documentation and analysis that balance regulatory compliance with constructible design. Our work emphasizes clarity, efficiency, and approval confidence, helping projects move smoothly from concept to installation.
Who we work with
EPC Contractors
Developers
Independent Power Producers
Start saving energy with our solar solutions.
Permit-ready documentation tailored for single-family and multi-unit residential systems, covering layouts, electrical calculations, and mounting details to support smooth and predictable approvals.
Detailed permit packages for commercial and rooftop-scale installations, addressing system complexity, interconnections, and compliance requirements across jurisdictions.
Clear feasibility assessments that evaluate site constraints, system capacity, and approval considerations early—reducing redesign and approval risk.
Professionally certified drawings and calculations prepared to meet authority and utility requirements, supporting faster reviews and confident sign-offs.
We deliver clear, data-driven solar proposals that outline system performance, savings potential, and long-term value with complete transparency.
We manage the full permitting process on your behalf, coordinating with local authorities, utilities, and AHJs to streamline approvals.Â
We work with industry-standard engineering, drafting, and modelling tools to ensure accuracy, code compliance, and consistency across global delivery
A selection of solar infrastructure projects delivered with practical elegance
Design of a residential rooftop photovoltaic system integrated with an Energy Storage System (ESS) on a flat roof in Hillsborough, California. The scope addressed structural capacity checks, setback compliance, fire access pathways, and adherence to local AHJ requirements and California Electrical Code standards.
Residential solar photovoltaic project featuring a 22 kW PV system integrated with generator backup in Westridge, Portola Valley, California. The scope included system layout planning, backup power coordination, and detailed electrical design in compliance with local AHJ approvals and utility interconnection requirements.
Residential 9.2 kW photovoltaic system incorporating an Energy Storage System (ESS) with DC-coupled expansion, located in Burlingame, California. The project included detailed electrical and layout design, ensuring compliance with local AHJ regulations and applicable electrical and building codes.
We deliver digital infrastructure solutions across critical sectors, enabling compliant, build-ready projects at scale.