2018 Top Solar Rooftop Installers

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This is the list of 2018 Top Solar Contractors that primarily perform solar rooftop work. These companies chose their primary service as “rooftop contractor” when applying to the list, and they may also work as developers, EPCs, electrical subcontractors and installation subcontractors. The listed kilowatts installed by each company could be performed within multiple services and not just rooftop installations.

The companies below are a segmented portion of the overall 2018 Top Solar Contractors list, organized by kilowatts (DC) installed in 2017.

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

To view newer, more current individual lists of solar installers, click here.

Rank	Company	Overall Rank	City	State	Employees	Primary Market	Primary Service	Total kW Installed	kW installed in 2017
1	Titan Solar Power	42	Chandler	AZ	265	Residential	Rooftop Contractor	849,871.00	46.00
2	Petersen-Dean	51	Fremont	CA	3000	Residential	Rooftop Contractor	283,437.10	35.00
3	Semper Solaris	72	El Cajon	CA	305	Residential	Rooftop Contractor	226,092.00	19.00
4	Skyline Solar	83	Hamilton	NJ	85	Residential	Rooftop Contractor	126,598.77	15.00
5	ReVision Energy	94	South Portland	ME	250	Residential	Rooftop Contractor	211,671.10	13.00
6	Baker Home Energy	96	Escondido	CA	184	Residential	Rooftop Contractor	163,540.00	12.00
7	GRID Alternatives	102	Oakland	CA	350	Residential	Rooftop Contractor	78,481.00	11.00
8	Envirosolar	103	Austin	TX	125	Residential	Rooftop Contractor	44.00	11.00
9	Infinity Energy	110	Rocklin	CA	130	Residential	Rooftop Contractor	123,549.74	9.00
10	Sullivan Solar Power	115	San Diego	CA	101	Residential	Rooftop Contractor	80.00	8.00
11	ADT Solar	116	Covington	LA	142	Residential	Rooftop Contractor	533,000.00	8.00
12	POWERHOME Solar	132	Mooresville	NC	250	Residential	Rooftop Contractor	151,706.00	6.00
13	LA Solar Group	137	San Fernando	CA	75	Residential	Rooftop Contractor	150,000.00	6.00
14	Newport Power	139	San Clemente	CA	40	Commercial	Rooftop Contractor	75,000.00	6.00
15	Harmon Electric	141	Phoenix	AZ	130	Residential	Rooftop Contractor	64,343.66	6.00
16	Intermountain Wind & Solar	153	Centerville	UT	105	Residential	Rooftop Contractor	29.00	5.00
17	V3 Electric	154	El Dorado Hills	CA	243	Residential	Rooftop Contractor	89,677.40	5.00
18	Apex Solar Power	156	Queensbury	NY	121	Residential	Rooftop Contractor	71,930.00	5.00
19	SunBug Solar	168	Woburn	MA	70	Residential	Rooftop Contractor	27,000.00	4.00
20	A&R Solar	171	Seattle	WA	64	Residential	Rooftop Contractor	65,530.00	3.00
21	A1A Solar Contracting	177	Jacksonville	FL	41	Residential	Rooftop Contractor	20,577.62	3.00
22	EmPower Solar	178	Island Park	NY	70	Residential	Rooftop Contractor	50,000.00	3.00
23	Solar Solution	179	Washington	DC	30	Residential	Rooftop Contractor	29,887.00	3.00
24	Harvest Power	180	Islip Terrace	NY	63	Residential	Rooftop Contractor	59,438.00	3.00
25	Boston Solar	183	Woburn	MA	65	Residential	Rooftop Contractor	3.10	3.00
26	Arise Solar	187	Fresno	CA	48	Residential	Rooftop Contractor	19.00	3.00
27	Precis Solar	197	Wildomar	CA	70	Residential	Rooftop Contractor	60,998.00	3.00
28	Long Island Power Solutions	201	Ronkonkoma	NY	50	Residential	Rooftop Contractor	60,355.44	2.00
29	EcoMark Solar	203	Denver	CO	140	Residential	Rooftop Contractor	24,327.39	2.00
30	Positive Energy Solar	204	Albuquerque	NM	71	Residential	Rooftop Contractor	69,376.00	2.00
31	Kopp Electric Company	205	Toms River	NJ	49	Residential	Rooftop Contractor	48,284.00	2.00
32	Magic Sun Solar	208	Loomis	CA	17	Residential	Rooftop Contractor	16,145.00	2.00
33	Sea Bright Solar	209	Ocean	NJ	40	Residential	Rooftop Contractor	29,326.00	2.00
34	RevoluSun Smart Home	211	Honolulu	HI	155	Residential	Rooftop Contractor	109,251.00	2.00
35	Sunrise Power Solutions	218	Hauppauge	NY	26	Commercial	Rooftop Contractor	85,600.98	2.00
36	Solaris Renewables	222	Danvers	MA	45	Residential	Rooftop Contractor	25,061.48	2.00
37	Clean Solar	227	San Jose	CA	37	Residential	Rooftop Contractor	26,491.73	2.00
38	Sunlux	231	Rancho Cucamonga	CA	65	Residential	Rooftop Contractor	14,750.80	2.00
39	NC Solar Now	234	Raleigh	NC	40	Residential	Rooftop Contractor	44,134.00	2.00
40	PV Squared	236	Greenfield	MA	44	Residential	Rooftop Contractor	23,991.00	2.00
41	Yes Solar Solutions	238	Cary	NC	22	Residential	Rooftop Contractor	10,463.60	1.00
42	Universal Solar Direct	242	Las Vegas	NV	30	Residential	Rooftop Contractor	80,000.00	1.00
43	Your Energy Solutions	247	Dublin	CA	30	Residential	Rooftop Contractor	9,772.20	1.00
44	EIS Solar	250	Pittsburgh	PA	23	Residential	Rooftop Contractor	27,074.28	1.00
45	Cosmic Solar	251	Vista	CA	17	Residential	Rooftop Contractor	31,955.00	1.00
46	NATiVE	253	Austin	TX	25	Residential	Rooftop Contractor	16.00	1.00
47	Yellowlite	263	Cleveland	OH	25	Residential	Rooftop Contractor	27,173.00	1.00
48	New Day Solar	264	Murrieta	CA	21	Residential	Rooftop Contractor	26,593.00	1.00
49	Scudder Solar Energy Systems	265	Marina	CA	25	Commercial	Rooftop Contractor	34,228.00	1.00
50	Puget Sound Solar	271	Seattle	WA	33	Residential	Rooftop Contractor	25,913.00	1.00
51	Icon Solar	273	Milford	OH	16	Residential	Rooftop Contractor	8,648.00	1.00
52	New England Clean Energy	277	Hudson	MA	30	Residential	Rooftop Contractor	15,863.00	1.00
53	Milholland Electric	278	El Cajon	CA	30	Residential	Rooftop Contractor	24,686.70	1.00
54	3D Solar	279	Odessa	FL	35	Residential	Rooftop Contractor	8,251.30	1.00
55	All American Solar	280	Orange City	FL	14	Residential	Rooftop Contractor	17,568.00	1.00
56	SunPower by BlueSel Home Solar	282	Woburn	MA	21	Residential	Rooftop Contractor	5.00	1.00
57	Arch	286	Plymouth	WI	35	Residential	Rooftop Contractor	127,270.00	1.00
58	Sol-Up	288	Las Vegas	NV	30	Residential	Rooftop Contractor	33,098.71	1.00
59	Victory Solar	290	Stafford	TX	22	Residential	Rooftop Contractor	16,655.85	1.00
60	IQ Power	296	Sanford	FL	35	Residential	Rooftop Contractor	9,991.97	1.00
61	Hytech Solar	298	Bay Shore	NY	32	Residential	Rooftop Contractor	30,984.00	1.00
62	Elemental Energy	301	Portland	OR	50	Residential	Rooftop Contractor	45,390.00	1.00
63	Western Solar	303	Bellingham	WA	13	Residential	Rooftop Contractor	7.00	996.80
64	Clayco Electric	305	Alpine	CA	7	Residential	Rooftop Contractor	11,000.00	975.00
65	Solar CenTex	311	Harker Heights	TX	15	Residential	Rooftop Contractor	3.00	920.70
66	Peak View Solar	313	Colorado Springs	CO	22	Residential	Rooftop Contractor	5,772.00	911.50
67	Southern Energy Management	314	Raleigh	NC	70	Residential	Rooftop Contractor	26.00	905.40
68	Mass Renewables	315	Bellingham	MA	15	Residential	Rooftop Contractor	8,000.00	901.00
69	South Sound Solar	316	Olympia	WA	18	Residential	Rooftop Contractor	10,367.00	901.00
70	Green Street Solar	317	Selbyville	DE	10	Residential	Rooftop Contractor	6,117.60	898.80
71	Exact Solar	319	Newtown	PA	10	Residential	Rooftop Contractor	11,880.49	870.30
72	Sol Luna Solar	323	Dixon	NM	12	Commercial	Rooftop Contractor	25,000.00	833.50
73	Southard Solar and Construction	326	Denver	CO	15	Residential	Rooftop Contractor	10,000.00	810.80
74	Cromwell Solar	327	Lawrence	KS	24	Residential	Rooftop Contractor	28,235.92	766.70
75	SunHarvest Solar	331	Phoenix	AZ	9	Residential	Rooftop Contractor	21.00	725.80
76	Highlight Solar	332	San Jose	CA	15	Residential	Rooftop Contractor	10,747.00	721.10
77	Whole Sun Designs	335	Bloomington	IN	8	Residential	Rooftop Contractor	4,774.60	708.50
78	Robco Electric	337	Las Vegas	NV	95	Residential	Rooftop Contractor	29,842.00	705.90
79	Renu Energy Solutions	341	Charlotte	NC	30	Residential	Rooftop Contractor	38,657.90	687.60
80	The Solar Store	344	Tucson	AZ	17	Residential	Rooftop Contractor	8,291.00	677.30
81	Southern Solar Systems	345	Huntsville	AL	10	Commercial	Rooftop Contractor	8,724.00	677.00
82	Cutler Bay Solar Solutions	347	Cutler Bay	FL	32	Residential	Rooftop Contractor	10,000.00	644.30
83	Skytech Solar	350	San Francisco	CA	12	Residential	Rooftop Contractor	7.00	628.40
84	Custom Solar and Leisure	351	Tucson	AZ	8	Residential	Rooftop Contractor	3.00	622.20
85	Stellar Energy Contractors	352	Denver	CO	16	Residential	Rooftop Contractor	1.00	610.30
86	Atlasta Solar Center	353	Grand Junction	CO	20	Residential	Rooftop Contractor	12,167.53	609.60
87	Cotuit Solar	354	Marstons Mills	MA	15	Residential	Rooftop Contractor	4.00	605.30
88	Sunbridge Solar	358	Washougal	WA	13	Residential	Rooftop Contractor	9,753.23	601.70
89	Built Well Solar	362	Bayville	NY	15	Residential	Rooftop Contractor	9,519.00	571.00
90	Tampa Bay Solar	364	Tampa	FL	20	Residential	Rooftop Contractor	2.00	546.40
91	Cape Fear Solar Systems	365	Wilmington	NC	15	Residential	Rooftop Contractor	26,812.25	538.20
92	Sunshine Solar Services	372	Weston	FL	6	Residential	Rooftop Contractor	4,358.95	508.80
93	Roof Power Solar	374	Rich Hill	MO	3	Commercial	Rooftop Contractor	4,114.00	502.30
94	South Mountain Company	376	West Tisbury	MA	35	Residential	Rooftop Contractor	3.00	483.30
95	Ecohouse Solar	379	Columbus	OH	5	Residential	Rooftop Contractor	2,373.50	462.90
96	Brightstar Solar	381	Marlborough	MA	8	Residential	Rooftop Contractor	6,033.30	459.20
97	Main Street Solar	384	Fincastle	VA	9	Residential	Rooftop Contractor	3,551.00	445.70
98	Solar-Fit	387	Daytona Beach	FL	25	Residential	Rooftop Contractor	13,349.00	438.80
99	Earth Electric	388	San Jose	CA	8	Residential	Rooftop Contractor	3,430.67	438.50
100	Cinnamon Energy Systems	390	Campbell	CA	10	Residential	Rooftop Contractor	1.00	430.10
101	OSullivan Green Solar	391	Campbell	CA	11	Residential	Rooftop Contractor	12.00	420.40
102	SWT Energy	393	Lincoln	NE	2	Commercial	Rooftop Contractor	2,613.00	403.90
103	Bob Heinmiller Solar Solutions	394	Orlando	FL	22	Residential	Rooftop Contractor	6,000.00	400.80
104	E2 Solar	395	Bend	OR	7	Residential	Rooftop Contractor	539.00	393.20
105	SolarHut	397	Diamond Springs	CA	8	Residential	Rooftop Contractor	3,000.00	380.00
106	Solar Generation	398	Kingston	NY	7	Commercial	Rooftop Contractor	22,000.00	367.70
107	Green Sun Energy Services	400	Middletown	NJ	5	Residential	Rooftop Contractor	2,666.11	356.30
108	Kosmos Solar	402	Grand Prairie	TX	8	Residential	Rooftop Contractor	6,700.00	353.00
109	Vasco Solar	403	Fountain Valley	CA	9	Residential	Rooftop Contractor	4,024.28	337.40
110	Sugar Hollow Solar	411	Asheville	NC	21	Residential	Rooftop Contractor	161,150.00	301.80
111	A1 Sun	412	Berkeley	CA	9	Residential	Rooftop Contractor	3.00	300.90
112	Alternative Power Solutions	414	Sonora	CA	4	Residential	Rooftop Contractor	2,983.00	288.10
113	A1 Solar Source	415	Kansas City	MO	16	Residential	Rooftop Contractor	2.00	279.00
114	Wayne’s Solar	426	Ormond Beach	FL	20	Residential	Rooftop Contractor	1.00	215.10
115	Nickels Energy Solutions	429	Liverpool	NY	6	Residential	Rooftop Contractor	2,405.98	211.60
116	Emerald Energy	433	Raleigh	NC	4	Residential	Rooftop Contractor	6,884.00	183.70
117	Harrimans	435	Venice	FL	13	Residential	Rooftop Contractor	6,000.00	181.20
118	RC Construction Solar	436	Greenville	SC	5	Residential	Rooftop Contractor	1,200.00	175.80
119	Ailey Solar Electric	437	Chicago	IL	11	Residential	Rooftop Contractor	3,034.63	164.60
120	California Home Solar	440	Sherman Oaks	CA	12	Residential	Rooftop Contractor	7,156.35	139.10
121	YouVee Solar	444	Ridgecrest	CA	2	Residential	Rooftop Contractor	1,500.00	107.60
122	Run on Sun	446	Pasadena	CA	3	Residential	Rooftop Contractor	994.41	94.30
123	Arsenal Solar	449	Philadelphia	PA	5	Residential	Rooftop Contractor	850.00	72.00
124	Allegiant Electric	450	Las Vegas	NV	12	Residential	Rooftop Contractor	4.00	23.50

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