John W Siebert
Commercial services · Walnut Creek, California
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Products & Services
About John W Siebert
John W Siebert is listed as a company based in Walnut Creek, California, United States, operating in Office service, employing 1-5 people, reporting $0M-$1M in annual revenue and classified under Offices of Lawyers.
Its primary NAICS classification is 541110 (Offices of Lawyers). John W Siebert is one of 2,121,238 Industrial & mechanical companies listed in California.
Business Contact Information
- Phone
- +1 (510) 9436269
- Address
- 1625 Skycrest Dr, Walnut Creek, California, 94595, United States
Industry & Classification
- Industry
- Industrial & mechanical
- Sector
- Commercial services
- Segment
- Office service
NAICS Codes
- 54Professional, Scientific, and Technical Services
- 5411Legal Services
- 541110Offices of Lawyers
SIC Codes
- 81Legal Services
- 811Legal Services
- 8111Offices of Lawyers
Company Details
- Employees
- 2 (1-5)
- Annual Revenue
- $103,000 ($0M-$1M)
John W Siebert: frequently asked questions
What does John W Siebert do?
John W Siebert is listed as a company based in Walnut Creek, California, United States, operating in Office service, employing 1-5 people, reporting $0M-$1M in annual revenue and classified under Offices of Lawyers.
Where is John W Siebert located?
John W Siebert is headquartered at 1625 Skycrest Dr, Walnut Creek, California, 94595, United States.
How many employees does John W Siebert have?
John W Siebert has about 2 employees (the 1-5 range).
What is John W Siebert's annual revenue?
John W Siebert's annual revenue is estimated at $103,000 (the $0M-$1M range).
What industry is John W Siebert in?
John W Siebert is in the Industrial & mechanical / Commercial services industry, and its primary NAICS code is 541110 (Offices of Lawyers).
How can I contact John W Siebert?
Its phone number is +1 (510) 9436269.
What companies are similar to John W Siebert?
Other large industrial & mechanical companies in California include State of California, TD SYNNEX Corp, University of California and Ingram Micro Holding Corp.
Largest industrial & mechanical companies in California
Largest companies in California
Largest industrial & mechanical companies
Manufacturing sales in California, 2026
In California, Factur's 2026 study counted 98 manufacturing quotes worth $14.7M and 18 purchase orders over 12 months: 18% of quotes became orders, against 21% nationally. See the California data.
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