2023 Top Colorado Solar Contractors

This is the 2023 list of Top Solar Contractors completing work in Colorado. The kilowatts listed as being installed in the state reflect only kilowatts installed in Colorado in 2022. Companies listed on this state list could be headquartered in other states, participate in any market (residential, commercial, community solar, utility) and provide any installation service (EPC, developer, installer, installation subcontractor, electrical subcontractor, sales partner).

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

The companies below are a segmented portion of the overall 2023 Top Solar Contractors List, organized by kilowatts (DC) installed in 2022.

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

Colorado Rank	Company	kW Installed In Colorado	Primary Market	Primary Service	Total kW installed in U.S. in 2022	Overall Rank
1	Lightsource bp	293,000.00	Utility	Developer	622,000.00	18
2	McCarthy Building Companies	293,000.00	Utility	EPC	1,868,000.00	2
3	Quanta Services	60,112.96	Utility	EPC	2,735,152.00	1
4	New Energy Structures Company (NESCO)	24,663.94	C&I	EPC	25,165.09	97
5	ION Solar	16,154.13	Residential	EPC	90,941.72	49
6	Cogent Renewables	16,000.00	Utility	Installation Subcontractor	52,000.00	64
7	Namaste Solar	13,082.92	Res & Com	EPC	13,082.92	135
8	Titan Solar Power	10,649.32	Residential	Installer	218,375.77	31
9	E Light Electric	9,900.00	Utility	Electrical Subcontractor	540,200.00	22
10	Freedom Solar Power	8,645.28	Res & Com	Installer	69,759.93	56
11	SOLON	6,995.22	C&I	EPC	12,261.80	141
12	BriteStreet	6,699.59	Residential	Installer	6,699.59	195
13	Standard Solar	3,048.80	C&I	Developer	59,688.15	61
14	Nelnet Renewable Energy	2,611.96	Res & Com	EPC	30,003.25	87
15	Atlasta Solar Center	2,334.93	Residential	Installer	2,334.93	283
16	Sunworks	2,244.47	Res & Com	EPC	33,440.26	80
17	iBuild Solar	1,669.00	C&I	Installation Subcontractor	6,379.80	198
18	Shaw Solar	1,460.14	Residential	Installer	1,460.14	325
19	PowerFlex	1,397.00	C&I	Developer	76,719.00	52
20	Sun Nerds	1,273.53	Residential	Sales Partner	3,803.28	241
21	Cinterra	1,000.00	Utility	Electrical Subcontractor	606,724.75	19
22	ADT Solar	878.18	Residential	Installer	193,293.30	34
23	Sunsense Solar	751.28	Residential	EPC	751.28	366
24	Sandbox Solar	612.59	Residential	Installer	612.59	376
25	GenPro Energy Solutions	578.30	Community Solar	EPC	17,314.83	119
26	Baja Construction	552.27	C&I	EPC	34,586.59	78
27	Living Solar	389.70	Residential	Installer	389.70	393
28	Empowered Energy Systems	372.59	Residential	Installer	372.59	396
29	Suntuity	348.69	Residential	Installer	24,283.26	100
30	Green Home Systems	215.50	Residential	Installer	4,607.77	222
31	Renewable Energy Outfitters	60.28	Off-Grid	Installer	60.28	419
32	O3 Energy	40.82	C&I	Developer	14,616.69	125
33	TriSMART Solar	31.95	Residential	Installer	32,937.12	81
34	Solar America	22.72	Residential	Sales Partner	10,770.73	151
35	Sonne Energy Solutions	17.39	Residential	EPC	180.26	412
36	Elemental Energy	10.00	Res & Com	EPC	4,120.22	232
37	Sunshine Saves	8.40	Residential	Sales Partner	1,723.03	313
38	PPC Solar	4.16	Res & Com	EPC	733.80	370

Colorado Rank

Company

kW Installed In Colorado

Primary Market

Primary Service

Total kW installed in U.S. in 2022

Overall Rank

Lightsource bp

293,000.00

Utility

Developer

622,000.00