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2022 Top Illinois Solar Contractors

This is the 2022 list of Top Solar Contractors completing work in Illinois. The kilowatts listed as being installed in the state reflect only kilowatts installed in Illinois in 2021. Companies listed on this state list could be headquartered in other states, participate in any market (residential, commercial, utility) and provide any installation service (EPC, developer, installer, installation subcontractor, electrical subcontractor, sales partner).

The listed kilowatts installed by each company in Illinois could come from installations in all markets (residential, commercial, utility) but only within Illinois state lines.

The companies below are a segmented portion of the overall 2022 Top Solar Contractors list, organized by kilowatts (DC) installed in 2021.

For more information on Solar Power World’s annual Top Solar Contractors list and additional sublists, visit our Top Solar Contractors home page.

Illinois RankCompanykW Installed In IllinoisPrimary MarketPrimary ServiceTotal kW installed in U.S. in 2021Overall Rank
1SOLV Energy519,300.00UtilityEPC1,943,200.001
2RP Construction Services (RPCS)67,110.00UtilityInstallation Subcontractor916,770.0011
3Nexamp43,414.10C&IDeveloper110,992.4038
4Signal Energy32,670.00UtilityEPC1,472,740.004
5Dynamic Electric30,067.97C&IInstaller30,111.9782
6Recon Corp.27,354.00UtilityEPC27,354.0087
7Knobelsdorff23,760.00UtilityEPC38,760.0071
8Borrego19,243.00UtilityEPC315,309.0028
9Bowman14,566.00UtilityEPC41,124.0068
10Cenergy Power13,048.61C&IEPC25,569.0694
11Bronxwood Construction Services13,000.00UtilityInstallation Subcontractor90,700.0041
12Pivot Energy12,405.54C&IDeveloper47,869.7763
13Sole Contracting10,361.52UtilityInstallation Subcontractor72,999.2152
14Nelnet Renewable Energy10,345.26C&IEPC22,056.60104
15Impact Power Solutions8,690.00C&IDeveloper22,085.40103
16Continental Energy Solutions8,312.36C&IEPC8,735.06164
17Denk and Roche Builders8,300.00C&IInstallation Subcontractor8,300.00167
18Bella Power Services7,136.60C&IElectrical Subcontractor7,136.60181
19New Energy Structures Company (NESCO)5,647.20C&IEPC42,011.8966
20AUI Partners5,400.00C&IEPC310,270.0030
21StraightUp Solar5,288.21Res & ComEPC7,030.56183
22Arch4,640.00ResidentialInstaller19,206.36109
23Solar One4,465.29C&IDeveloper6,665.92192
24LightWave Solar4,251.32Res & ComEPC7,552.35177
25Alta Energy Services4,000.00UtilityInstallation Subcontractor161,000.0034
26Standard Solar3,437.01C&IDeveloper134,746.4537
27Fresh Coast Solar3,133.67Res & ComInstaller3,133.67258
28Windfree Solar3,077.45Res & ComEPC3,180.75257
29US Solar2,736.00C&IDeveloper17,888.60115
30Renewable Energy Evolution2,640.30C&IDeveloper2,830.30269
31Ameresco2,640.00C&IEPC57,206.0059
32Melink Solar2,394.60C&IEPC19,205.91110
33GenPro Energy Solutions2,340.00C&IEPC13,647.37127
34Newkirk Electric Associates2,111.00UtilityEPC24,572.0096
35Eagle Point Solar2,003.01Res & ComEPC8,687.79165
36Palmetto Solar1,940.85ResidentialInstaller35,940.9373
37National Solar Service1,891.00ResidentialInstaller3,418.48251
38Tron Solar1,726.19ResidentialInstaller2,681.91273
39Veregy1,613.90C&IEPC18,193.74113
40Novel Energy Solutions1,599.00C&IDeveloper36,827.6072
41Tick Tock Energy1,597.15Res & ComEPC1,597.15325
42PSG Energy Group1,504.10C&IEPC2,927.20264
43EFS Energy1,468.59Res & ComInstaller1,884.93305
44ForeFront Power1,298.26C&IDeveloper46,625.8864
45Renewvia Energy1,200.76C&IEPC2,614.39279
46Simpleray1,178.35C&IEPC3,013.82260
47Titan Solar Power981.23ResidentialInstaller223,846.6433
48Casey Electric892.00UtilityElectrical Subcontractor22,789.6699
49Stateline Solar852.33ResidentialInstaller914.88354
50Yellowlite580.28ResidentialEPC3,920.04236
51Headline Solar232.39ResidentialInstaller1,367.89333
52Zenernet170.80ResidentialInstaller3,919.73237
53Solgen Power118.22ResidentialInstaller14,981.15122
541 Source Solar114.16Res & ComEPC4,788.05218
55GenRenew99.41ResidentialInstaller2,659.07275
56Solar SME56.26ResidentialInstaller1,631.68322
57SunPeak51.75C&IEPC5,115.50213
58Black & Veatch47.25UtilityEPC329,051.1626
59Sun Nerds43.74ResidentialSales Partner3,289.10254
60Axium Solar42.70C&IEPC30,495.7481
61Sigora Solar41.77ResidentialInstaller25,972.5992
62Sun Solar19.00ResidentialEPC5,675.80207

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