About Plenum Energy
Plenum Energy is listed as a company reporting $1M-$5M in annual revenue, classified under Engineering Services, based in Lafayette, California, United States and employing 11-20 people.
Its primary NAICS classification is 541330 (Engineering Services). Plenum Energy is one of 7,660,543 companies listed in California.
Business Contact Information
- Phone
- +1 (925) 3105701
- Website
- plenumenergy.com
- Address
- 3559 Mt Diablo Blvd, Lafayette, California, 94549, United States
Industry & Classification
NAICS Codes
- 54Professional, Scientific, and Technical Services
- 5413Architectural, Engineering, and Related Services
- 541330Engineering Services
SIC Codes
- 87Engineering, Accounting, Research, Management, And Related Services
- 871Engineering, Architectural, And Surveying
- 8711Engineering Services
Company Details
- Employees
- 12 (11-20)
- Annual Revenue
- $2.8M ($1M-$5M)
Plenum Energy: frequently asked questions
What does Plenum Energy do?
Plenum Energy is listed as a company reporting $1M-$5M in annual revenue, classified under Engineering Services, based in Lafayette, California, United States and employing 11-20 people.
Where is Plenum Energy located?
Plenum Energy is headquartered at 3559 Mt Diablo Blvd, Lafayette, California, 94549, United States.
How many employees does Plenum Energy have?
Plenum Energy has about 12 employees (the 11-20 range).
What is Plenum Energy's annual revenue?
Plenum Energy's annual revenue is estimated at $2.8M (the $1M-$5M range).
What industry is Plenum Energy in?
Plenum Energy's primary NAICS code is 541330 (Engineering Services).
How can I contact Plenum Energy?
Its website is plenumenergy.com and its phone number is +1 (925) 3105701.
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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