Author
John Weaver pv magazine editor
John Weaver pv magazine editor

John Fitzgerald Weaver

Commercial Solar Guy is a commercial & utility solar developer, general contractor for commercial and residential solar, as well a consultant. We construct projects in MA, RI, NY, and soon PA. The company has worked on projects across the United States – currently in California, New York, Pennsylvania, Massachusetts, and others. We have also consulted internationally. If you’re a business or land owner, we’ll make sure you know the details on the deal you’re signing.

Articles written by John Fitzgerald Weaver

View article
California battery dominance coming into view The Golden State is deploying energy storage at an exponential pace, doubling capacity every 1.2 years according to one California physicist. That raises a critical question for the state’s renewables future: What happens next?
John Fitzgerald Weaver
Apr 11, 2025
View article
U.S. utility-scale battery projects sell tax credits for near $10m Four municipal utilities in Massachusetts, and developer Lightshift Energy, are working on a program which could see up to 50 MW of battery projects save the electric companies more than $200 million.
John Fitzgerald Weaver
Feb 11, 2025
View article
Trump orders pause to IRA funding An executive order released by the White House stated, “All agencies shall immediately pause the disbursement of funds appropriated through the Inflation Reduction Act of 2022.”
John Fitzgerald Weaver
Jan 22, 2025
View article
A New Year’s request: Energy storage orchestration, please Chemical battery storage, led by lithium, has made such significant strides in terms of cost, capacity and technology that batteries are now positioned to accelerate our already exponential solar growth.
John Fitzgerald Weaver
Jan 02, 2025
View article
Two-minute warning for battery fires Machine learning techniques have been trained to recognize the distinct sound of safety valve releases, offering an early warning system for battery fires.
John Fitzgerald Weaver
Nov 20, 2024
View article
Retrofitting batteries increases solar plant revenue 29%, to 81% In areas with high population density or abundant solar energy, adding one to four hours of battery storage to a solar power facility can significantly increase site revenue. However, the added value diminishes with storage capacities exceeding four hours.
John Fitzgerald Weaver
Nov 01, 2024
View article
California farmers developing 20 GW solar-plus-storage plan The Golden State recently signed AB 2661, granting the Westland Water District authority to develop transmission lines that will enable solar energy and storage projects on 130,000 acres of drainage-impaired farmland.
John Fitzgerald Weaver
Oct 18, 2024
View article
A look at next generation battery cells The battery industry is experiencing a seismic shift with advancements in prismatic cell technology, led by companies like Cornex, which promise to reshape energy storage solutions.
John Fitzgerald Weaver
Oct 17, 2024
View article
StrataCleanEnergyCalifornia
California crosses 10 GW utility-battery storage threshold CAISO set a new peak battery discharge record of 8.3 GW on October 9, as the state’s future EIA energy storage queue holds 177 GW of capacity, with 1.9 GW expected added through the end of the year.
John Fitzgerald Weaver
Oct 14, 2024

This website uses cookies to anonymously count visitor numbers. View our privacy policy.

The cookie settings on this website are set to "allow cookies" to give you the best browsing experience possible. If you continue to use this website without changing your cookie settings or you click "Accept" below then you are consenting to this.

Close