Terraphase Engineering Inc
Construction · Oakland, California
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Products & Services
About Terraphase Engineering Inc
Terraphase Engineering Inc is a company based in Oakland, California, United States, operating in Industrial construction, employing 101-250 people, reporting $25M-$50M in annual revenue and classified under Environmental Consulting Services.
Its primary NAICS classification is 541620 (Environmental Consulting Services). Terraphase Engineering Inc is one of 26,724 Construction companies listed in California.
Business Contact Information
- Phone
- +1 (510) 6451850
- Fax
- +XXX (510) 3806304
- Website
- www.terraphase.com
- Address
- 1404 Franklin St, Oakland, California, 94612, United States
Industry & Classification
- Industry
- Construction
- Sector
- Construction
- Segment
- Industrial construction
NAICS Codes
- 54Professional, Scientific, and Technical Services
- 5416Management, Scientific, and Technical Consulting Services
- 541620Environmental Consulting Services
SIC Codes
- 89Miscellaneous Services
- 899Miscellaneous Services
- 8999Environmental Consulting Services
Company Details
- Employees
- 240 (101-250)
- Annual Revenue
- $45.7M ($25M-$50M)
Terraphase Engineering Inc: frequently asked questions
What does Terraphase Engineering Inc do?
Terraphase Engineering Inc is a company based in Oakland, California, United States, operating in Industrial construction, employing 101-250 people, reporting $25M-$50M in annual revenue and classified under Environmental Consulting Services.
Where is Terraphase Engineering Inc located?
Terraphase Engineering Inc is headquartered at 1404 Franklin St, Oakland, California, 94612, United States.
How many employees does Terraphase Engineering Inc have?
Terraphase Engineering Inc has about 240 employees (the 101-250 range).
What is Terraphase Engineering Inc's annual revenue?
Terraphase Engineering Inc's annual revenue is estimated at $45.7M (the $25M-$50M range).
What industry is Terraphase Engineering Inc in?
Terraphase Engineering Inc is in the Construction / Construction industry, and its primary NAICS code is 541620 (Environmental Consulting Services).
How can I contact Terraphase Engineering Inc?
Its website is www.terraphase.com and its phone number is +1 (510) 6451850.
What companies are similar to Terraphase Engineering Inc?
Other large construction companies in California include Hyundai Engineering & Construction Co. Ltd, RSK Group, Takenaka Corp and Daewoo Construction.
Largest construction companies in California
Largest companies in California
Largest construction 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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