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Bill Bartee

Investor

Managing Partner at Main Sequence Ventures

Greater Sydney Area

Find your path to Bill

139 people in our graph share verified history with Bill — schools, employers, funds. One of them is your warm intro.

Ben YuunlockedBill: together at Q-CTRL (2019–2026)
Bill: together at Universal Quantum
×6Bill: together at Q-CTRL
×3Bill: together at Old Dominion University

About

Bill Bartee is a private investor, avoids media, operates behind the scenes, and as co‑founder of Southern Cross Venture Partners and founding partner at Blackbird helped build Australia's venture ecosystem.

Contact· published on Bill's own website

Invests in

AgTechAI & Machine LearningBiotechClimate TechDeep TechFoodTechHardwareHealthtechQuantum ComputingSpace Tech

Experience

  1. Main Sequence VenturesManaging Partnercurrent2017 — present
  2. Universal QuantumSeed Investorcurrent2025 — present
  3. DiraqSeries A investor and observercurrent2024 — present
  4. Q-CTRLLead Seed, Series A, Series B investor and Directorcurrent2017 — presentSydney, New South Wales, Australia
  5. Gilmour Space TechnologiesBoard Observercurrent2018 — present

Skills & more

Mobile Technology9Competitive Analysis34

From Bill's professional profile.

Deals · 3

Q-CTRLLed round

via Main Sequence Ventures · filed Jan 2023

BarajaLed round

via Main Sequence Ventures

ProspectionLed round

via Main Sequence Ventures

Attribution from SEC filings, press coverage, and firm rosters.

Other disclosed investments

Led

AltiumAutopilotCulture AmpLooksmartPending.AISEEK

Board seats

AcceloKapicheMorse MicroQuintessence LabsShoes of Prey

Per the firm's website.

Colleagues at Main Sequence Ventures

Alejandra Romero
Associate at Main Sequence Ventures
Alezeia Brown
Investment Manager at Main Sequence Ventures
Alison Deans
Investment Committee at Main Sequence Ventures
Alison Deans
Advisory Board at Jekara Group
Ben Hansky
Senior Legal Counsel at Main Sequence Ventures
Danielle Haj Moussa
Analyst at Main Sequence Ventures
Danielle Haj-Moussa
Associate at Main Sequence Ventures
Elaine Stead
Principal at Main Sequence Ventures

Network11

Carine MagescasScout
Managing Partner at AngelPad
Chris SangScout
Managing Partner at CP Ventures
Gokul RajaramScout
DoorDash, Coinbase, Square at Good AI Capital
Neil SenturiaScout
Managing Partner at Blackbird Ventures
Rich WongScout
Partner at Accel
Scott NolanScout
Partner at Founders Fund
Clare Birch
Senior Associate at Blackbird Ventures
Kate Glazebrook
Operating Principal at Blackbird Giants
Mason Yates
Principal at Blackbird Ventures
Samantha Wong
Partner at Blackbird Foundry
Silk Kadala
Principal at Blackbird Foundry

Investors connected to Bill in public investor directories — a warm-intro map.

Frequently asked questions

Who is Bill Bartee?
Bill Bartee is a private investor, avoids media, operates behind the scenes, and as co‑founder of Southern Cross Venture Partners and founding partner at Blackbird helped build Australia's venture ecosystem.
Where does Bill Bartee work?
Bill Bartee is Managing Partner at Main Sequence Ventures.
What does Bill Bartee invest in?
Bill Bartee invests in AgTech, AI & Machine Learning, Biotech, Climate Tech, Deep Tech, FoodTech, Hardware, Healthtech, Quantum Computing, Space Tech.
What boards does Bill Bartee sit on?
Bill Bartee holds tracked board seats at Accelo, Kapiche, Morse Micro, Quintessence Labs, Shoes of Prey.
What companies has Bill Bartee invested in?
Investments tracked here include Altium, Autopilot, Baraja, Culture Amp, Looksmart, Pending.AI, Prospection, Q-CTRL, SEEK.
Where did Bill Bartee go to school?
Bill Bartee studied at University of Richmond School of Law (Juris Doctor); Old Dominion University (Bachelor of Science - BS and MBA, Economics and statistics).
Does Bill Bartee lead rounds?
Yes — Bill Bartee has led 9 tracked investments.

Same school

Shared employers