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Products & Services
About FSquared
Joe Finberg, founder F Squared Fusion, is a Columbia and Oxford trained physicist and is dedicated to making fusion energy a commercial reality. This profile covers FSquared, a company based in San Francisco, California, United States, operating in Telecommunication providers, employing 1-5 people, reporting $1M-$5M in annual revenue and classified under Information.
Its primary NAICS classification is 51 (Information). FSquared is one of 236,061 Communication companies listed in California.
Business Contact Information
- Website
- fsquared.io
- linkedin.com/company/fsquared
- Address
- 156 2nd St, San Francisco, California, 94105, United States
Industry & Classification
- Industry
- Communication
- Sector
- Telecommunication
- Segment
- Telecommunication providers
NAICS Codes
- 51Information
SIC Codes
- 73Business Services
- 737Computer Programming, Data Processing, And Other Computer Related Services
- 7372Software Publishers
Company Details
- Employees
- 5 (1-5)
- Annual Revenue
- $2.0M ($1M-$5M)
FSquared: frequently asked questions
What does FSquared do?
Joe Finberg, founder F Squared Fusion, is a Columbia and Oxford trained physicist and is dedicated to making fusion energy a commercial reality.
Where is FSquared located?
FSquared is headquartered at 156 2nd St, San Francisco, California, 94105, United States.
How many employees does FSquared have?
FSquared has about 5 employees (the 1-5 range).
What is FSquared's annual revenue?
FSquared's annual revenue is estimated at $2.0M (the $1M-$5M range).
What industry is FSquared in?
FSquared is in the Communication / Telecommunication industry, and its primary NAICS code is 51 (Information).
How can I contact FSquared?
Its website is fsquared.io.
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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