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We Buy Legacy

Solar Projects

Sell Your Legacy Solar Project.

Get an estimate in 30 seconds. We buy commercial solar assets 6+ years old across the Northeast—in any condition.

Get My 30-Second Estimate

✓ No commitment required

The Process

Your Path to a Total Exit

Three simple steps from estimate to cash in hand. See full process →

  1. Get Your Estimate

    Our proprietary algorithm analyzes 15 years of market data to give you an instant valuation. Fast, frictionless, accurate—built specifically for legacy solar.

  2. Expert Review

    We evaluate system condition, revenue potential, existing contracts, and local market factors. Your estimate may adjust based on what we learn.

  3. Total Exit

    We buy the asset, assume all contracts and liabilities, and you walk away completely free. The process typically takes 45–90 days from accepted offer to closing.

David Katz, Founder & CEO

Founder & CEO

Who You're Working With

15 Years of Northeast Solar Experience

After 15 years in Northeast solar—from building NYC's largest solar company to operating aging fleets—founder David Katz saw a gap: What happens to these assets as they age?

Do Good Energy was founded to provide a straightforward exit for legacy solar owners. You're working with a company backed by deep industry expertise and direct access to decision-makers.

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Stop wondering what your asset is worth.

Why Choose Us

Why Sell to Do Good Energy?

We handle the complexity so you can exit cleanly

Fast & Transparent

Instant estimate in 30 seconds. Due diligence in weeks, not months. We typically close in 45–90 days—no lengthy delays or hidden contingencies.

✓ Clear timeline & expectations

Total Liability Transfer

We take over all maintenance, insurance, and operations. Your headache ends here—permanently.

✓ Zero future obligations

We Buy "As-Is"

Perfectly working, underperforming, or you just don't know anymore—we buy in any condition. You don't need to fix anything before selling.

✓ No repairs or upgrades needed

Eligibility

Is Your Project a Fit?

We work with most commercial solar projects in the Northeast. See full criteria →

Systems 6+ years old

Built 2019 or earlier

Commercial scale

Industrial or institutional projects

Northeast US

NY, NJ, MA, MD, VT, DC, PA

Any condition

Functioning, underperforming, or neglected

Not sure if you qualify? Put it in anyway or reach out directly. We review every submission and can help projects with unique circumstances.

Industry Insights

Renew. Rethink. Read.

Davos offers a Trump-China energy splitscreen
Energy & Infrastructure
6 min read•

Davos offers a Trump-China energy splitscreen

The U.S. and China are taking sharply different paths on energy infrastructure, and the gap is becoming impossible to ignore. China is building wind, transmission, and generation at unprecedented speed through centralized planning, while the U.S. struggles with long permitting timelines just as electricity demand surges from AI and electrification. The contrast highlights how execution capacity, not ambition, is defining energy leadership.

Read More
US judge allows Massachusetts offshore wind project to resume construction, blocking Trump pause
Policy & Regulation
5 min read•

US judge allows Massachusetts offshore wind project to resume construction, blocking Trump pause

A federal judge has allowed Vineyard Wind, a $4.5 billion offshore wind project that is 95% complete, to resume construction after a federal pause. The ruling highlights a growing issue in U.S. energy: how policy uncertainty can disrupt even near-finished, operating infrastructure.

Read More
Goodbye to the idea that solar panels “die” after 25 years. A new study says the warranty does not mark the end, and real-world performance can last for decades
Repowering & Lifecycle Management
6 min read•

Goodbye to the idea that solar panels “die” after 25 years. A new study says the warranty does not mark the end, and real-world performance can last for decades

A 30-year field study from Switzerland shows many solar panels still produce over 80% of their original output after three decades, with degradation closer to 0.25% per year. The findings challenge common financial assumptions and reshape how we think about mid-life solar assets.

Read More

Not sure if your project fits?

Let's talk anyway. We review every submission and can help you understand your options.