Diamond Foundry

Diamond Foundry is a San Francisco-based company that produces lab-grown diamonds. Founded in 2012 by Martin Roscheisen and Jeremy Scholz, it specializes in creating sustainable, single-crystal diamonds using proprietary technology developed by engineers from prestigious institutions like MIT, Stanford, and Princeton. The company operates with a commitment to sustainability, utilizing zero-emission energy at its facility in Wenatchee, Washington. Diamond Foundry offers gem-quality diamonds that are chemically identical to mined diamonds, marketed as conflict-free and environmentally friendly. It also owns the jewelry brand VRAI, which features consumer-facing collections. The company has developed advanced reactor systems for scalable diamond production and has expanded its operations, including a showroom in Los Angeles. With a mission to transform the diamond industry, Diamond Foundry emphasizes ethical sourcing and transparency in its products.

Semiconductors San Francisco, United States Founded 2013 ~228 employees Private · Venture

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Employees
228
0% in the 3 months to Jun 2025
Revenue / employee
$1.5M
Revenue ~$350M
Total funding
$200M
Last round Venture, Apr 2021
12-month attrition
7.7%
Tech: 8.6%
H1B filings, FY2026
9
Sponsors visas
Open jobs
20
Last 30 days

H-1B sponsorship

H-1B Sponsorship Limited
H-1B Filings by Department
Engineering17
Executive1

The department split adds up all the years listed above. FY2026 alone: 9 filings.

Funding

  • Apr 2021 · Venture · $200M
  • May 2016 · Series A · $50K · Caspian VC Partners, Obvious Ventures, Vast Ventures

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Diamond Foundry FAQ

How many employees does Diamond Foundry have?

Diamond Foundry has about 228 employees, unchanged over the 3 months to Jun 2025.

Does Diamond Foundry sponsor H1B visas?

Yes. Diamond Foundry filed 9 H1B (LCA) applications in FY2026, according to the latest U.S. Department of Labor disclosures. Most of them were for Engineering roles.

What is Diamond Foundry's revenue per employee?

Diamond Foundry makes about $1.54M in revenue per employee, based on $350M annual revenue and 228 employees.

How much funding has Diamond Foundry raised?

Diamond Foundry has raised $200.05M in total funding.

Data from Company Prospectus, DOL LCA disclosures, WARN notices and 6figr salary profiles.