How do I contact Ellie McGuire?

Ellie McGuire, Partner at Polaris Partners, can be reached by email. The verified email address is listed on this page.

What is Ellie McGuire's email address?

Ellie McGuire's email address uses the polarispartners.com domain (shown as *****@polarispartners.com until revealed).

What does Ellie McGuire invest in?

Ellie McGuire backs Health tech companies at Seed, typically writing €276k–€1.8M cheques.

How do I cold email Ellie McGuire?

Ellie McGuire backs Health tech companies at Seed, writing €276k–€1.8M cheques. A concise cold email that leads with relevant traction and one specific ask, sent to the verified address on this page, is the most direct way to reach Ellie.

Where is Ellie McGuire based?

Ellie McGuire is based in Boston, United States and works at Polaris Partners.

Ellie McGuire Email & Contact Information

Partner @ Polaris Partners

Show Ellie's email

Ellie McGuire Location

Boston, United States

Ellie McGuire Work

2023–nowPartner @ Polaris Partners
2021–nowManaging Partner @ Polaris Innovation Fund
2017–nowPartner @ LS Polaris Innovation Fund
2016–2017Head of Business Development @ Lyndra

2014–2016Manager of Business Development, Strategy, and Operations @ Arsia Therapeutics, Inc.
2015–2016Manager of Business Development, Strategy, and Operations @ Lyndra
2015–2016Consultant @ SQZ Biotech
2014–2015Consultant @ XTuit Pharmaceuticals, Inc.
2013–2014Business Analyst @ Arsia Therapeutics, Inc.
2013–2013Business Development Intern @ Neurotrack
2012–2012Intern, Cima and Langer Chemical Engineering Labs @ Massachusetts Institute of Technology (MIT)
2011–2011Emotion and Mood Lab Research Assistant @ Colby College
2009–2009Intern @ Polaris Partners
2008–2008Research Intern @ deCODE genetics

Ellie McGuire Investing

Partner at Polaris Partners

Stages: Seed
Sectors: Health tech
Cheque size: €276k–€1.8M
Freshness: Verified 1mo ago

Ellie McGuire Summary

Ellie McGuire, based in Boston, United States, is a Partner at Polaris Partners. Ellie McGuire invests in Health tech at Seed, writing €276k–€1.8M cheques. Ellie McGuire brings experience from Polaris Innovation Fund, LS Polaris Innovation Fund, Lyndra and Arsia Therapeutics, Inc.. Ellie McGuire's verified email and contact details are available on Mintround.

How to cold email Ellie McGuire

Ellie McGuire, Polaris Partners in Boston, United States, backs Health tech companies at Seed, writing €276k–€1.8M cheques. Here's how to get a reply when you cold email Ellie:

Subject line: name your company and one metric that matters to Health tech, not “quick chat”.
First line: your strongest traction, the real numbers, not adjectives.
One ask: a 20-minute call with a date range. Keep it under 150 words.
Send it to Ellie's verified address below. No warm intro required.

Show Ellie's email

Notable investments

FIRE1Series B · $120M · 2025
Satellite BioSeries A · $82M · 2022
Montis BiosciencesSeed · $9M · 2020

Frequently co-invests with

Ling WongHighbury GroupRana Al-HallaqPfizer Venture InvestmentsSteve KafkaSection 32Yair SchindelaMoon Fund

Ellie McGuire's colleagues at Polaris Partners

Sabrina ChiassonPartner, Polaris Partners

Pat KinselVenture Partner, Polaris Partners

Dave BarrettManaging Partner, Polaris Partners

Darren CarrollPartner, Polaris Partners

Paulina HillPrincipal, Polaris Partners

Alexandra CantleyPartner, Polaris Partners

Amy SchulmanManaging Partner, Polaris Partners

Bryce YoungrenManaging Partner, Polaris Partners

Brian CheeManaging Partner, Polaris Partners

Dan LombardManaging Partner, Polaris Partners

Gary SwartPartner, Polaris Partners

See all 12 at Polaris Partners →

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Frequently asked questions

How do I contact Ellie McGuire?: Ellie McGuire, Partner at Polaris Partners, can be reached by email. The verified email address is listed on this page.
What is Ellie McGuire's email address?: Ellie McGuire's email address uses the polarispartners.com domain (shown as *****@polarispartners.com until revealed).
What does Ellie McGuire invest in?: Ellie McGuire backs Health tech companies at Seed, typically writing €276k–€1.8M cheques.
How do I cold email Ellie McGuire?: Ellie McGuire backs Health tech companies at Seed, writing €276k–€1.8M cheques. A concise cold email that leads with relevant traction and one specific ask, sent to the verified address on this page, is the most direct way to reach Ellie.
Where is Ellie McGuire based?: Ellie McGuire is based in Boston, United States and works at Polaris Partners.

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