2021 Top Solar Installation Subcontractors

This is the list of 2021 Top Solar Contractors that primarily perform subcontracted installation work. These companies chose their primary service as “Installation Subcontractor” when applying to the list, and they may also work as EPCs, developers, rooftop installers, electrical subcontractors and sales partners. The listed kilowatts installed by each company could be performed within multiple services and not just subcontracted installation work.

The companies below are a segmented portion of the overall 2021 Top Solar Contractors list, organized by kilowatts (DC) installed in 2020.

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

Install Rank	Company	Overall Rank	HQ State	Primary Market	kW Installed in 2020
1	Sun Solar LLC	5	AZ	Utility	1,197,827.00
2	Cantsink	6	GA	Utility	1,184,329.00
3	RP Construction Services (RPCS)	10	CA	Utility	894,268.00
4	Granite Industrial	17	CA	Utility	490,629.00
5	Alternative Energy Development	18	FL	Utility	482,000.00
6	J&B Solar	20	FL	Utility	442,550.00
7	AEMP	37	TX	Utility	126,600.00
8	M Bar C Construction	40	CA	C&I	101,637.84
9	Alta Energy Services	49	MI	Utility	82,060.00
10	LaBella Associates	50	NY	Utility	73,600.00
11	Sunshine Solar	54	GA	C&I	66,200.00
12	Sunstall	56	CA	Utility	63,960.68
13	iBuild Solar	60	PA	C&I	50,140.21
14	MBL-Energy	63	CA	C&I	46,728.53
15	Sole Contracting	65	DE	C&I	45,715.27
16	DMH Services	69	PA	C&I	41,852.91
17	Teichert Solar	76	CA	C&I	36,762.90
18	Baja Construction	82	CA	C&I	33,080.56
19	Bronxwood Construction Services	91	NC	Utility	23,000.00
20	Vision Solar	92	NJ	Residential	22,497.12
21	OnSite Solar	95	NY	C&I	22,159.00
22	Elite Electric	106	CA	C&I	17,976.88
23	Solar by CIR	122	NY	C&I	12,169.83
24	Next Generation Solar	129	NY	C&I	10,563.00
25	Solar Mounts	155	MI	C&I	7,904.50
26	AFC Solar	212	TX	C&I	3,875.76
27	Denk and Roche Builders	234	IL	C&I	2,900.00
28	Fresh Coast Solar	251	IL	Residential	2,421.52
29	My Generation Energy	268	MA	Residential	1,980.93
30	Sunlight Solar	285	FL	Residential	1,657.52
31	Resolute Performance Contracting	320	AZ	C&I	1,150.72
32	Solar Dad and Sons	329	NY	Residential	1,037.02
33	California Home Solar	337	CA	Residential	958.34
34	Coastal Solar Power	343	GA	Residential	909.05
35	Moore Energy	345	PA	C&I	906.79
36	Energy Concepts	417	WI	Residential	152.04

Install Rank

Company

Overall Rank

HQ State

Primary Market

kW Installed in 2020

Sun Solar LLC

Utility

1,197,827.00

Cantsink

Utility

1,184,329.00