Skip to content
Products API & Data Search Coverage Property History Alerts For Contractors Data Exports
Solutions Solar & Energy Roofing HVAC Real Estate Insurance Lenders & CRE Contractors
Pricing Refer & Earn API Docs Sign In Get Started
Contractor Profile

Western Sierra Inc

State: CA City: Concord
152
Total Permits
87/100
Activity Score
$33,232
Avg Project Value
42
Cities Active
2011
First Permit
2026
Most Recent

Work breakdown

SOLAR 144 (94.7%)
ROOFING 8 (5.3%)

Top cities

Concord16
Walnut Creek16
Danville11
Martinez11
Benicia6
Pleasant Hill6
Alamo5
Antioch5

Recent permits

Address City Category Date Value
— Benicia SOLAR Apr 14, 2026 $24,300
— SOLAR Feb 24, 2026 $45,100
— SOLAR Oct 28, 2025 $91,300
1544 SAINT HELENA Danville ROOFING Oct 28, 2025 $30,000
— Walnut Creek SOLAR Aug 16, 2025 $17,880
— Pinole SOLAR May 01, 2025 $22,880
420 LA GONDA Danville ROOFING Apr 23, 2025 $13,000
— Lafayette SOLAR Apr 07, 2025 $56,690
157 VALLE VERDE CT Danville ROOFING Mar 06, 2025 $25,785
— SOLAR Jan 17, 2025 $65,000

Other contractors in Concord and across California

Get full permit history for Western Sierra Inc via API

Access all 152 permits through the API, with webhooks (Developer plan and up) that push each new permit this contractor pulls after our nightly ingest — or get an email alert every time Western Sierra Inc pulls a new permit.

Contact on file: this contractor's business phone/email is available via the API on the Developer plan ($79/mo).

Get free API key Track this contractor

Data sourced from official government permit records via PermitStack.