We save what's already built.
No working solar system should be abandoned while it can still produce.

The problem
Solar is entering its teenage years.
- A decade ago, the Northeast installed solar at a record pace.
- Those systems are now 6, 8, 10 years old. The installer moved on, the owner changed hands twice, the maintenance quietly stopped.
- The panels have decades of life left. No one is set up to take them on.
They still produce clean energy. They just need an owner who knows how to run them. That's us.
Who we are
Built by someone who has run these systems.
“After 15 years building and operating Northeast solar, I kept watching good systems get orphaned as they aged — installers gone, owners stuck, clean energy left to rot or torn out. I started Do Good Energy so the project keeps doing good instead of going to waste.”

David Katz
Founder. Built and operated NYC's largest solar company.
- 200+
- projects built or managed
- 15
- years in Northeast solar
- 7
- markets: six states and DC
Why Northeast only?
- Driving distance means operational control
- When equipment fails at 2am, we can be there. We know which local contractors answer their phones, and we understand the seasonal patterns, grid rules and utility quirks. You can't manage these assets remotely.
- Deep market knowledge
- We know the operators, the maintenance providers, the equipment suppliers, the interconnection engineers and the regulators. Fifteen years of relationships across six states and DC. This is all we do.
We're not trying to scale nationally. We're trying to be the best at what we do in the markets we know intimately.
What makes us different
- We specialize in the messy stuff
- Fractured ownership. Broken equipment. Policy chaos. The hard cases everyone else avoids are our sweet spot.
- In it for the long haul
- Slow, deliberate growth. Quality over scale. We keep what we buy.
- A total exit for sellers
- We buy the project, assume all liabilities and operate it long-term. You walk away completely. No equity partnerships, no ongoing obligations.
- Built for operations
- Managing breakages, navigating utility red tape and optimizing underperforming assets is what we do every day.
Impact
The greenest panel is the one already on the roof.
The cleanest power is the power we've already built. Every solar system we keep online is capacity that doesn't have to be permitted, built, or connected from scratch.
- Repaired, not replaced
- An inverter, restored monitoring, a few modules. No rebuilds.
- No new land, no new wires
- The roof, the permit and the interconnection already exist.
- Kept out of the landfill
- Panels with decades of life left stay where they are, producing.
Sitting on a solar system you're done with?
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