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About Umpqua Mining Corp
Umpqua Mining Corp is listed as a company classified under Support Activities for Mining, based in Petaluma, California, United States, operating in Metals and mining, employing 11-20 people and reporting $10M-$25M in annual revenue.
Its primary NAICS classification is 213113 (Support Activities for Coal Mining). Umpqua Mining Corp is one of 4,750 Raw materials companies listed in California.
Business Contact Information
- Address
- 808 Sartori Dr, Petaluma, California, 94952, United States
Industry & Classification
- Industry
- Raw materials
- Sector
- Materials
- Segment
- Metals and mining
NAICS Codes
- 21Mining, Quarrying, and Oil and Gas Extraction
- 2131Support Activities for Mining
- 213113Support Activities for Coal Mining
SIC Codes
- 12Coal Mining
- 124Coal Mining Services
- 1241Support Activities for Coal Mining
Company Details
- Employees
- 18 (11-20)
- Annual Revenue
- $23.4M ($10M-$25M)
Umpqua Mining Corp: frequently asked questions
What does Umpqua Mining Corp do?
Umpqua Mining Corp is listed as a company classified under Support Activities for Mining, based in Petaluma, California, United States, operating in Metals and mining, employing 11-20 people and reporting $10M-$25M in annual revenue.
Where is Umpqua Mining Corp located?
Umpqua Mining Corp is headquartered at 808 Sartori Dr, Petaluma, California, 94952, United States.
How many employees does Umpqua Mining Corp have?
Umpqua Mining Corp has about 18 employees (the 11-20 range).
What is Umpqua Mining Corp's annual revenue?
Umpqua Mining Corp's annual revenue is estimated at $23.4M (the $10M-$25M range).
What industry is Umpqua Mining Corp in?
Umpqua Mining Corp is in the Raw materials / Materials industry, and its primary NAICS code is 213113 (Support Activities for Coal Mining).
What companies are similar to Umpqua Mining Corp?
Other large raw materials companies in California include K+S Aktiengesellschaft, Asia Pacific Resources Inc, OK Mine Company Inc and 20th Century Coal Company Inc.
Largest raw materials companies in California
Largest companies in California
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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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