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Joel S. Marcus

Executive Chairman & Founder; founded and leads Alexandria Venture Investments atAlexandria Venture InvestmentsCalifornia
Alexandria Venture Investments websiteFirm profile

Joel S. Marcus is the founder and executive chairman of Alexandria Real Estate Equities, Inc. He also established and leads the company's venture capital arm, Alexandria Venture Investments.

What Joel can write

Writes checks ofNot reported
Comes in atSeed, Series A, Series BCan lead the round
Best routeA warm introAsk a founder in their portfolio.

Career

  1. Alexandria Real Estate Equities, Inc. · Executive Chairman and Founder
    1994-null
  2. Alexandria Venture Investments
    Now

Companies founded

Alexandria Real Estate Equities, Inc.Alexandria Venture Investments

Investments named in public bios

Corixa Corporation

Focus

life scienceagtechtechnologyagrifoodtechclimate innovation

Also at Alexandria Venture Investments

Blake L. Stevens
Blake L. StevensEVP, Regional Market Director, Research Triangle; oversees the regional venture portfolio and national agtech strategy
Jenna Foger
Jenna FogerEVP & Co-Lead, Life Science; manages venture investment activities
Hallie E. Kuhn
Hallie E. KuhnEVP, Capital Markets & Co-Lead, Life Science; oversees the venture portfolio

Partners like Joel

At firms with a similar stage, sector and check size.

Rick Moss
Rick MossFounding Partner, Better Ventures
Andrew Beebe
Andrew BeebeManaging Director, Obvious Ventures
David FriedbergCEO and Partner, The Production Board (TPB)
Ela Madej
Ela MadejCo-Founder and Partner, Fifty Years
Colin Greenspon
Colin GreensponCo-Founder, Narya Capital
Aryeh GanzManaging Partner, Cornucopian Capital

Alert me when Alexandria Venture Investments is active

One email when Joel's firm raises a fund, adds a partner or shows new activity.

Founders and investors at a Mode VC gathering

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Questions

Who is Joel S. Marcus?

Joel S. Marcus is the founder and executive chairman of Alexandria Real Estate Equities, Inc. He also established and leads the company's venture capital arm, Alexandria Venture Investments.

How much does Joel S. Marcus invest?

Alexandria Venture Investments has not reported a check size. It invests at seed, series a, series b.

How do I pitch Joel S. Marcus?

A warm intro from a founder Alexandria Venture Investments backed works best.

What did Joel S. Marcus do before Alexandria Venture Investments?

Executive Chairman and Founder at Alexandria Real Estate Equities, Inc..

Last updated 2026-10-15. Is this you? Ask for a correction.