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Brian Rieger

Co-founder; President/COO (title varies by source) · Labelbox

Labelbox co-founder, variously listed as President (Crunchbase), COO (First Round Review) and Chief Product Officer (Craft). An aerospace engineer who met Manu Sharma at Embry-Riddle.

low confidenceSan FranciscoAt Labelbox since 2018Updated 2026-09-19

Background

Began in aerodynamics and flight certification on Boeing's 787 Dreamliner, then founded an aerospace company that flew hardware to the International Space Station. Forbes 30 Under 30. Reconnected with Sharma in 2017 to start Labelbox.

What they run now

Not confirmed for 2026; The Org's current Labelbox chart does not list him, which may mean a reduced or changed role.

Career

  1. 2018 – presentCo-founder; President / COO / CPO, Labelbox — current title unconfirmed
  2. —Founder, Aerospace startup (ISS hardware)
  3. —Aerodynamics / flight certification, 787, Boeing
  4. 2007-2011Embry-Riddle Aeronautical University, BS, Aerospace Engineering

Interviews & talks

Connections

Why it matters here

Little direct relevance unless still running operations for Alignerr.

How to reach

No verified public channel found.

What we could not establish
  • Current title and whether still operational at Labelbox in 2026
  • LinkedIn URL not verified (a posts URL under 'riegerb' was seen, not the profile)

Sources

  1. Crunchbase – Brian Rieger
  2. First Round Review: Labelbox's path to PMF
  3. Craft.co – Labelbox executives
  4. The Org – Labelbox
Also at Labelbox
medium confidence

Greg Caplan

VP of Growth (ex-Upcraft co-founder & CEO)

high confidence

Manu Sharma

Co-founder & CEO