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Rosc

rosc.com Direct investor

Rosc is a venture capital firm that spun out of the Fuller family office to invest in entrepreneurs, with a stated focus on the intersection of commercial ambition and national necessity and relationships across defense and intelligence communities. It lists offices in Cambridge, Massachusetts and London.

Rosc is a venture capital firm headquartered in Cambridge, United States. It invests directly in companies, in defense and intelligence.

“The greatest opportunities in the ETC lie at the intersection of commercial ambition and national necessity.”

— Rosc, own website
Layer
Direct investor
Type
Venture capital
Stage
Not stated
Headquarters
Cambridge, United States
Sectors
defense, intelligence

Team, as Rosc publishes it

  • Alexander M. Fuller Founder & Managing Partner
  • Conor J. Mack General Partner & Chief Operating Officer

Names and roles exactly as listed on rosc.com. Nothing else about these people is recorded.

Where this comes from

Every fact above was read from a page Rosc publishes itself. Nothing is taken from third-party databases. Investment activity (deals, co-investors) is not yet recorded.

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Record 14196 · added 2026-10-20 · link last verified 2026-10-21 · confidence medium

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