Every new California business filing, every dayTerraform Underground
Terraform Underground is a Premier Greater Bay Area underground contractor specializing in high-complexity excavation, in-house engineered drawings, C900 PVC, and DCDA backflow systems, serving San Jose, San Francisco, and East Bay areas. The website provides contact phone and email, indicating an active operating business.
Filed July 10, 2025 · Discovery Bay, CA · Contra Costa County
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California Secretary of State (bizfile Online) · Entity B20250201118 · Retrieved May 13, 2026
About Terraform Underground
Terraform underground, PC filed in California on July 10, 2025, as an underground utility contractor specializing in excavation and backflow, based in Discovery Bay. The registered agent was filed through United States Corporation Agents, a formation service. The domain was registered at GoDaddy on July 13, 2025, three days after the filing. DayOneLead first saw the business on May 13, 2026, 307 days after filing. The same registered agent is used by 8,434 other entities. No annual report or EIN on file yet. We estimate revenue between $1 million and $10 million with 6 to 25 employees.
- Domain registered three days after the filing date.
- Registered agent filed through a formation service.
- Same registered agent shared with 8,434 other entities.
- First seen by DayOneLead 307 days after filing.
- No annual report or EIN on file yet.
Compiled from the state record, the company's public web presence, and our own research; revenue, employee, and footprint figures are estimates, not verified financials. Updated August 23, 2026.
One of 1 new businesses registered in Discovery Bay in July 2025, and the only underground utility contractor business registered there that month.
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Filing Details
Verified Business Profile
Contact Information
Verified Website Profile
We matched this business to its website and pulled the domain's registration (WHOIS) record. Domain age is one of the strongest signals that a filing is a truly new business and not a re-filing or paperwork change.
Frequently Asked Questions
When was Terraform Underground registered?
Terraform Underground was registered as Corp on July 10, 2025 in California.
Where is Terraform Underground located?
Terraform Underground is based in Discovery Bay, CA, 94505, in Contra Costa County.
What type of business is Terraform Underground?
Terraform Underground is classified as a underground utility contractor business (excavation & backflow).
Does Terraform Underground have an EIN on file?
No EIN was found on file for Terraform Underground at the time of registration.
Who Sells to This Business
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