Best Solar Installers in San Jose, CA

Updated March 2026 · Based on licensing, reviews & response time

How We Identified the Best Solar in San Jose, CA

Our "best" ranking goes beyond star ratings. We evaluated solar companies in San Jose, CA on licensing, insurance, complaint history, response time, and pricing transparency to surface the truly top-tier options.

💡 Quick Tips:

Verify the company's license number on your state's contractor board website
Read recent reviews specifically from San Jose, CA customers, not just overall ratings
Ask about warranties on both parts and labor before signing a contract

1

Infinium Solar Roofing and Electric

1190 Dell Ave Suite O, Campbell, CA 95008, USA

★★★★½ 4.9 (313 reviews)

Licensed & InsuredTop Rated

Services: Solar Panel Installer

2

TN Electrical and Solar Services

1150 Murphy Ave #240, San Jose, CA 95131, USA

★★★★★ 5 (108 reviews)

Licensed & InsuredTop Rated

Services: Solar Panel Installer

3

Highlight Solar

1624 Remuda Ln, San Jose, CA 95112, USA

★★★★½ 4.8 (60 reviews)

Licensed & InsuredTop Rated

Services: Solar Panel Installer

4

Clean Solar

1445 Koll Cir, San Jose, CA 95112, USA

★★★★½ 4.5 (74 reviews)

Licensed & Insured

Services: Solar Panel Installer

5

Poco Solar Energy Inc

3345 Keller St, Santa Clara, CA 95054, USA

★★★★½ 4.7 (270 reviews)

Licensed & Insured

Services: Solar Panel Installer

6

Green Leaf Solar & Electric

667 N 12th St, San Jose, CA 95112, USA

★★★★½ 4.7 (9 reviews)

Services: Solar Panel Installer

7

SolarGuru Energy

399 Clifton Ave, San Jose, CA 95128, USA

★★★★½ 4.4 (5 reviews)

Services: Solar Panel Installer

8

NRG Clean Power

75 E Santa Clara St, San Jose, CA 95113, USA

★★★★☆ 4.2 (82 reviews)

Services: Solar Panel Installer

9

Simmitri, Inc.

6203 San Ignacio Ave, San Jose, CA 95119, USA

★★★★½ 4.9 (100 reviews)

Services: Solar Panel Installer

10

Semper Solaris

180 E Sunnyoaks Ave Bldg 2, Campbell, CA 95008, USA

★★★★½ 4.4 (89 reviews)

Services: Solar Panel Installer

How We Ranked These San Jose Pros

Our rankings are based on a weighted evaluation of five key factors:

Licensing & Insurance — All listed businesses hold active state licenses verified through official databases.
Customer Reviews — We aggregate ratings from Google, Yelp, and the BBB, weighting recency and review volume.
Response Time — Companies offering same-day or 24/7 emergency service score higher.
Pricing Transparency — Businesses who offer flat-rate pricing or free estimates rank above those with opaque billing.
Experience & Longevity — Years serving the San Jose market and breadth of services factor into overall reliability.

Rankings are reviewed quarterly. Have a correction? Contact us.