Solar & Storage Performance Validation | Owner's Engineering
On new construction, our ASTM & Capacity test are needed to achieve final completion. For clients acquiring existing assets in operation, our historical analysis and future projections are essential for accurate asset valuation. We are experts at gathering performance data, filtering it, and performing a wide array of analysis.

Our performance reporting areas of expertise include:
- ASTM Capacity Tests
- Performance Ratios
- Climate adjusted Actual Vs. Expected
- Annual performance guarantee calculations
- Monthly, Quarterly, and Annual performance reports
- Configuration & troubleshooting of monitoring systems and weather sensors
Featured Articles
NEC 2026 - The Code Changes That Matter Most for Solar Developers and EPCs
The 2026 edition of the National Electrical Code (NEC) introduces a wide range of updates that affect how solar PV ...
Read More6 Practical Insights for Standalone Battery Energy Storage System (BESS) Design
Driven by grid stability & reliability needs and by the integration of renewables, Standalone BESS (battery energy ...
Read MoreThe Power of Interconnection Planning - Why Solar Developers Need PSCAD, PSS®E, and ASPEN Expertise
Interconnection queues are more congested than ever, and the path to approval is increasingly opaque. Developers are ...
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NEC 2026 - The Code Changes That Matter Most for Solar Developers and EPCs
The 2026 edition of the National Electrical Code (NEC) introduces a wide range of updates that affect how solar PV systems are designed, installed, and inspected. While many revisions are editorial or structural, several changes have real..
6 Practical Insights for Standalone Battery Energy Storage System (BESS) Design
Driven by grid stability & reliability needs and by the integration of renewables, Standalone BESS (battery energy storage systems) are moving from pilot to mainstream. But anyone who has tried to develop or engineer one, especially in dense, highly..
Interconnection queues are more congested than ever, and the path to approval is increasingly opaque. Developers are spending serious money on land control, studies, and legal work, only to hit delays when grid studies surface surprises late in the..
In the public eye, there is hardly a conversation about utility-scale solar without addressing the fear of losing valuable farmland. Debates with community involvement tend to be polarized. Developers see open fields as ideal for solar, while..