The Most Recommended Solar Companies in Chicago — Measured on ChatGPT

Homeowners in Chicago don't just search anymore — they ask ChatGPT who to call. In July 2026 we put the answer on record: 8 separate checks, phrased 8 different ways, run against 42 Chicago-area solar companies.

The result is a short list. Just 7 companies — 17% of the cohort — were ever named. Property Refresh led the field, coming up in every one of the 4 checks.

Next in line came RxSun, followed by WindSoleil. 4 more companies round out the board below.

Among the 30 metros in the July 2026 run, Chicago ranks 8th by cohort size, with 42 solar companies benchmarked.

Only 7 of 42

Chicago-area solar companies we benchmarked ever get recommended by ChatGPT — that's just 17%. These are the companies it names:

Solar installation companies

Across 4 solar installation checks in Chicago, 4 of 31 verified companies were recommended.

1
RxSun
Chicago, IL · Recommended in 3 of 4 ChatGPT checks · 126 Google reviews
ChatGPT pointed Chicago homeowners to RxSun in 3 of the 4 checks. Google shows 126 reviews for it.
2
WindSoleil
Chicago, IL · Recommended in 2 of 4 ChatGPT checks · 69 Google reviews
Named in 2 of the 4 checks, WindSoleil holds the 2nd spot on the Chicago board. It has 69 Google reviews behind it.
3
Quality Solar, LLC
Chicago, IL · Recommended in 2 of 4 ChatGPT checks · 26 Google reviews
Quality Solar, LLC earned rank 3 by showing up in 2 of the 4 checks. Google shows 26 reviews for it.
4
Windfree Solar Co
Chicago, IL · Recommended in 1 of 4 ChatGPT checks · 114 Google reviews
At #4: Windfree Solar Co, which came up in one of the 4 checks. It has 114 Google reviews behind it.

Solar panel cleaning companies

3 of the 11 Chicago-area companies we track for solar panel cleaning ever came up when we asked.

1
Property Refresh
Chicago, IL · Recommended in 4 of 4 ChatGPT checks · 95 Google reviews
ChatGPT pointed Chicago homeowners to Property Refresh in every one of the 4 checks. Google shows 95 reviews for it.
2
Sparkle Service Chicago
Chicago, IL · Recommended in 2 of 4 ChatGPT checks · 223 Google reviews
Named in 2 of the 4 checks, Sparkle Service Chicago holds the 2nd spot on the Chicago board. It has 223 Google reviews behind it.
3
My Window Washing and Gutter Cleaning
Chicago, IL · Recommended in 1 of 4 ChatGPT checks · 327 Google reviews
My Window Washing and Gutter Cleaning earned rank 3 by showing up in one of the 4 checks. Google shows 327 reviews for it.

July 2026 edition · 8 real-question checks · Measured, never sold: no company can pay its way onto this page. Naming frequency alone sets the order.

What we asked ChatGPT

The Chicago board was built from these exact questions; each company ChatGPT mentioned in reply got counted:

“Who is the best solar company in Chicago, Illinois?”
“I want to put solar panels on my house in Chicago, Illinois. Who should I hire?”
“What is the most recommended local solar installer in Chicago, Illinois?”
“What are the top rated solar panel installation companies near Chicago, Illinois?”
“Who is the best solar panel cleaning service in Chicago, Illinois?”
“My solar panels are dirty and need cleaning at my house in Chicago, Illinois. Who should I call?”
“What is the most recommended solar panel cleaning company in Chicago, Illinois?”
“What are the top rated solar panel cleaning and maintenance companies near Chicago, Illinois?”

Inside the Chicago data

980 combined Google reviews back the names on this board.
Chicago's 17% named rate runs above this edition's overall average of 10%.
No matter how the question was phrased, Property Refresh kept coming back — 4 of 4 checks.
Of the 7 names on the board, 5 earned multiple mentions across the checks.

On the Chicago board? Tell your homeowners — free.

Any company on this list can grab a free "Most Recommended" badge to embed on its site — it displays your measured rank and links back here so visitors can check it themselves.

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Common questions about the Chicago list

How many Chicago solar companies does ChatGPT actually recommend?

Out of 42 verified Chicago-area companies, ChatGPT named 7 — 17%. 35 never surfaced in any of the 8 checks.

Who tops the Chicago list?

Property Refresh. It was named in every one of the 4 checks in July 2026, ahead of RxSun. Rank order comes purely from how often ChatGPT names each company.

What exactly did you ask ChatGPT about Chicago solar companies?

The same questions real homeowners type — including "Who is the best solar company in Chicago, Illinois?" and "I want to put solar panels on my house in Chicago, Illinois. Who should I hire?" — and we recorded every company named in the answers. The full set of phrasings is listed on this page.

Can a company pay to be on the Chicago list?

Never. The board is measured, never sold: the only way on is to be named by ChatGPT in our checks. Money cannot buy a place on this list.

Is this Chicago data fresh?

It was measured in July 2026 and gets re-measured every quarter, same method each time. New companies can break in whenever ChatGPT starts naming them.

Full methodology: how these rankings are measured. Want the national picture? See every market we benchmark.