Mark Fainstein

Co-founder & CTO · Gene 420
LinkedIn ↗ · public profile data
Inferred role change — found in a team roster but outside the primary role; start dates are estimates.

Experience

OrganizationTitleSince (est.)
Threefold.ai inferred transition CTO start unknown
Gene 420 Founder Co-founder & CTO 2018-01 (≈ company founding)

Experience is derived from Israeli-ecosystem team rosters (public profile data + self-reported). "Since" is an estimate; an inferred transition means the role appears in a roster but not in the person's primary record.