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Dan Janney

Managing Director atAlta PartnersCalifornia
Alta Partners websiteFirm profile

Dan Janney is a Managing Partner at Alta Partners. He previously worked as a senior investment banker at Montgomery Securities.

What Dan can write

Writes checks of$1M to $30M
Comes in atSeed, Series A, Series BCan lead the round
Ownership target7-10%At first check
Best routeA warm introAsk a founder in their portfolio.

Alta Partners writes $1M to $30M checks, larger than 83% of firms in the atlas.

Bars: how many firms report each check band. Highlighted: Alta Partners.

Career

  1. Montgomery Securities · senior investment banker
  2. Alta Partners · Managing Director
    Now

Investments named in public bios

AllakosAstex PharmaceuticalsCellectiveChemGenexCoTherixDefinity HealthDynavaxEndoneticsEsperion TherapeuticsIlex OncologyInterMuneLJL BiosystemsProlacta BioscienceMako SurgicalTriangle Pharmaceuticals

Focus

life sciencesbiologydrug discovery

Education

Georgetown University, B.A.Anderson School at the University of California, Los Angeles, Master of Business Administration

Also at Alta Partners

Bob MoreManaging Director
Pete Hudson, M.D.Managing Director

Partners like Dan

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

Pete Bastien
Pete BastienPresident & Partner, Hitachi Ventures
Aydin Senkut
Aydin SenkutFounder and Managing Partner, Felicis Ventures
Ibrahim Ajami
Ibrahim AjamiSenior Partner, Head of Ventures, Mubadala Capital Ventures
Andrew Beebe
Andrew BeebeManaging Director, Obvious Ventures
Casey Tansey
Casey TanseyGeneral Partner, U.S. Venture Partners
Ron Hunt
Ron HuntCo-Founder and Managing Director, New Leaf Venture Partners

Alert me when Alta Partners is active

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

Founders and investors at a Mode VC gathering

Send Mode VC your deck

Raising a pre-seed or seed round? We write $1M to $5M first checks and help founders with distribution. A partner reads every deck.

Send your deck

Questions

Who is Dan Janney?

Dan Janney is a Managing Partner at Alta Partners. He previously worked as a senior investment banker at Montgomery Securities.

How much does Dan Janney invest?

Dan Janney invests through Alta Partners, which writes checks of $1M to $30M at seed, series a, series b.

How do I pitch Dan Janney?

A warm intro from a founder Alta Partners backed works best.

What did Dan Janney do before Alta Partners?

senior investment banker at Montgomery Securities.

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