2022 Top Massachusetts Solar Contractors

This is the 2022 list of Top Solar Contractors completing work in Massachusetts. The kilowatts listed as being installed in the state reflect only kilowatts installed in Massachusetts 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 Massachusetts could come from installations in all markets (residential, commercial, utility) but only within Massachusetts 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.

Massachusetts Rank	Company	kW Installed In Massachusetts	Primary Market	Primary Service	Total kW installed in U.S. in 2021	Overall Rank
1	Borrego	140,357.00	Utility	EPC	315,309.00	28
2	ACE Solar	77,568.83	Res & Com	Installer	79,691.50	47
3	Nexamp	36,858.90	C&I	Developer	110,992.40	38
4	Signal Energy	29,570.00	Utility	EPC	1,472,740.00	4
5	Industria Engineering	19,489.00	C&I	EPC	23,947.00	97
6	Trinity Solar	15,933.35	Residential	Installer	83,066.84	45
7	RP Construction Services (RPCS)	15,440.00	Utility	Installation Subcontractor	916,770.00	11
8	CS Energy	15,280.00	Utility	EPC	135,180.00	36
9	Invaleon Solar	13,601.79	Res & Com	EPC	13,670.34	126
10	Solect Energy	10,745.29	C&I	Developer	11,329.92	142
11	NextGrid	9,453.19	C&I	Developer	15,014.07	121
12	DMH Services	6,900.00	C&I	Installation Subcontractor	70,580.40	53
13	Vision Solar	5,781.70	Residential	Installer	44,048.10	65
14	Boston Solar	5,308.75	Res & Com	Installer	5,308.75	210
15	SunBug Solar	4,794.40	Res & Com	Installer	4,794.40	217
16	Palmetto Solar	3,543.35	Residential	Installer	35,940.93	73
17	Skyline Solar	2,989.40	Residential	EPC	11,829.92	136
18	SolarFlair Energy	2,920.36	Residential	Installation Subcontractor	2,920.35	265
19	Solaris Renewables	2,868.14	Residential	Installer	2,884.14	267
20	Sole Contracting	2,800.00	Utility	Installation Subcontractor	72,999.21	52
21	Navisun	2,354.00	Utility	Developer	26,561.30	90
22	Ameresco	1,740.00	C&I	EPC	57,206.00	59
23	My Generation Energy	1,725.23	Residential	Installer	1,725.23	313
24	Insight Solar	1,342.38	Residential	Installer	1,459.96	328
25	ReVision Energy	1,245.20	Res & Com	Installer	31,794.74	79
26	Renewable Properties	1,000.00	Utility	Developer	19,810.00	107
27	Resonant Energy	851.75	C&I	Developer	2,036.38	296
28	Momentum Solar	850.15	Residential	Installer	75,930.21	50
29	All Energy Solar	828.21	Res & Com	Installer	11,455.98	141
30	Mass Renewables	741.11	Residential	Installer	823.08	360
31	Brightstar Solar	691.27	Residential	Installer	691.27	370
32	Greenskies Clean Focus	273.70	C&I	Developer	26,043.53	91
33	Green Power Energy	199.50	Residential	Installer	7,132.60	182
34	Zenernet	86.79	Residential	Installer	3,919.73	237
35	Independent Power Systems	55.30	Residential	EPC	1,801.25	307
36	Sun Nerds	4.80	Residential	Sales Partner	3,289.10	254

Massachusetts Rank

Company

kW Installed In Massachusetts

Primary Market

Primary Service

Total kW installed in U.S. in 2021

Overall Rank

Borrego

140,357.00

Utility

EPC

315,309.00