Solar installer

Windsoleil Incorporated

Installed solar on 53 homes since 2023 in Illinois. Latest install on record: September 2026.

Homes since 2023: 53
Median price: —
Typical system: —
Leased or PPA: —

Price

Public records don’t show enough systems bought outright from Windsoleil Incorporated (at least 10) for a price. Ask for a quote in dollars per watt to compare it with the Illinois median.

Where it installs

Counties with homes it installed since 2023, busiest first.

Cook County, IL · 24 Will County, IL · 7 DuPage County, IL · 5 Kane County, IL · 2 Lake County, IL · 2 Winnebago County, IL · 2 Boone County, IL · 1 Clark County, IL · 1 Clinton County, IL · 1 Edgar County, IL · 1 Iroquois County, IL · 1 Jackson County, IL · 1 Kankakee County, IL · 1 Mason County, IL · 1 McHenry County, IL · 1 Peoria County, IL · 1 Tazewell County, IL · 1

By state

State	Homes	Median
Illinois	53	—

Homes installed since 2023.

Installed prices and installers from public installation records: Lawrence Berkeley National Laboratory’s Tracking the Sun (systems installed through 2025) and state program files from California, New York, New Jersey, Connecticut, Illinois and Oregon, which run into 2026. Prices are in dollars per watt of panel capacity (DC), before rebates and tax credits, for homes that bought their system; leased systems and systems with batteries are left out.