Mode VC
New York

Pfizer Ventures

Pfizer Ventures, based in New York, backs life sciences startups at Seed, Series A, and Series B, can lead rounds, and writes checks from $3 million to $30 million.

Website
Entry stageSeed, Series A, Series B
Check size$3M to $30M
Leads roundsYes
FocusLife sciences
Latest fund$600 (2018)$600 million additional commitment announced in 2018 (2018)
Investing team6 peopleNo activity since Sep

Who you would pitch at Pfizer Ventures

6 people on the investing team, 6 of them partners who can make the call. Partners are listed first.

Michael C. DiemSenior Managing PartnerHe serves as a Senior Managing Partner and Vice President of WWBD at Pfizer Ventures.
Anthony BarryPartnerHe has spent over 20 years at Pfizer leading technology groups and R&D innovation initiatives.
Christopher O'DonnellPartnerHe also serves as Vice President, WWBD.
Irena MelnikovaPartnerShe has over 20 years of experience in biopharma and finance.
Marie-Claire PeakmanPartnerShe has over 25 years of experience at Pfizer leading platform technology groups.
Rana Al-HallaqPartnerShe previously held clinical and business development roles at Pfizer and Allergan.

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Writes $3M to $30M checks. Its smallest check is larger than 93% of firms in the atlas.

Bars: how many firms in the atlas report each band. Highlighted: this firm.

No recent activity since September 2026. Quiet does not mean closed.

Weekly count of activity updates. Activity is not a confirmed deal.

Notable investments

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Founders and investors at a Mode VC gathering

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

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One email when this firm shows new activity. Nothing else.

Firms like Pfizer Ventures

Dimension$3M to $30M
Medical Excellence Capital$3M to $30M
Evidity Health Capital$3M to $10M
Narya Capital$3M to $10M · active Sep 29
New Leaf Venture Partners$1M to $30M
Apple Tree Partners$10M to $30M+

On these lists

Seed life sciences investors in New York26Series A life sciences investors in New York26Series B life sciences investors in New York20Seed investors in United States2836Series A investors in United States1790Series B investors in United States563Seed investors in New York347Series A investors in New York233

Questions

What stage does Pfizer Ventures invest in?

Pfizer Ventures reports entry at seed, series a, series b.

How much does Pfizer Ventures invest?

Pfizer Ventures reports checks of $3M to $30M.

Does Pfizer Ventures lead rounds?

Yes. Pfizer Ventures says it can lead.

Who are the partners at Pfizer Ventures?

Michael C. Diem (Senior Managing Partner), Anthony Barry (Partner), Christopher O'Donnell (Partner), Irena Melnikova (Partner), Marie-Claire Peakman (Partner), Rana Al-Hallaq (Partner).

Is Pfizer Ventures active right now?

No recent activity since September 2026.

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