Fundraising Fox

Waterline Ventures

Growth equityActively deploying

Cambridge · Series A–Growth · 10 people tracked

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Investment thesis

Waterline believes healthcare innovation requires deep domain expertise and sustained founder relationships. The firm maintains a singular focus on healthcare, working with entrepreneurs to structure efficient financing plans tailored to their needs. Success in the space depends on extensive industry experience and disciplined market focus.

Invests inHealthtechCambridge

Source: firm website, verified Jul 21, 2026.

Stage
Series A–Growth
HQ
Cambridge, US
Founded
2014
Tracked investments
2

Team · 10 people

from the firm's website
Robbie Greenglass· Partner

Founder of Waterline Ventures who brings deep healthcare sector expertise from roles at Highland Capital Partners, investment banking in healthcare at Oppenheimer & Co. and CIBC World Markets, and business development at Shields Health Solutions. Holds degrees from Brown University and Harvard Business School.

John Curtin· Partner

Investment banking background from AGC Partners working on technology and services deals. Economics and Chinese studies graduate from Bowdoin College.

Bijan Salehezideh· Advisor

Advisor and Investment Committee member with medical and business education background. Co-founder and Managing Director of NaviMed Capital, a healthcare IT and services investment firm. Former General Partner at Highland Capital Partners. Holds degrees from Princeton University, Columbia University (MD and MS), and Harvard Business School.

Bob Higgins· Advisor

Co-chairman and advisor with over 30 years of venture and private equity experience. General Partner and Co-Founder of Highland Capital Partners from 1988 to 2013, and founder of Causeway Media Partners focusing on sports technology and media. Senior Lecturer at Harvard Business School.

Dennis Chalke· Advisor

Advisor with over 30 years of healthcare finance and operations experience. Previously served as Senior Vice President, CFO and Treasurer of Baystate Health, a $2.5 billion integrated healthcare delivery system in western Massachusetts. Prior merger and acquisition experience at United Technologies. Holds MBA in Finance from University of Massachusetts Amherst.

Gil Addo· Operating Partner

Operating partner and continuing CEO of RubiconMD, an eConsult platform connecting providers with specialist insights, which was acquired by Oak Street Health in 2021 (subsequently acquired by CVS in 2023). Prior to founding, held roles in investor relations and consulting. Board member of CUNY School of Public Health. Holds degrees from Yale University and Harvard Business School.

Jack Shields· Advisor

Co-chairman and advisor who founded Shields Health Solutions in 2012, a healthcare services company focused on partnering with health systems to improve care models. Company received equity investment from Welsh, Carson, Anderson & Stowe and Walgreens in 2019. Recipient of 2015 Ernst & Young Entrepreneur of the Year Award. Holds degrees from Notre Dame University and Catholic University Law School.

Katharine French· Associate

Joined Waterline in 2025 with growth equity investment experience from Volition Capital across ecommerce, digital health, and consumer brands, and FP&A experience at WHOOP. Economics and Sociology graduate from Bowdoin College.

Kathy Barry· CFO Advisor

Part-time Chief Financial Officer and advisor providing strategic guidance. Previously served as CFO at Highland Capital Partners for 18 years, and held VP of Finance and Administration roles at Microsurge and other Boston-area companies. Certified Public Accountant with degrees from Bentley College and West Chester University.

Mike Baird· Operating Partner

Operating partner with extensive healthcare technology leadership experience, including CEO roles at Henry Schein One (largest dental software provider) and Amwell (NYSE-listed telehealth platform). Prior experience includes co-founding and leading Avizia, an acute care telemedicine company, and senior positions at Tandberg, Cisco, McKinsey, and Dell. Holds degrees from Brigham Young University and Kellogg School of Management, and serves on the American Telemedicine Association board.

What they invest in

from 2 of 2 portfolio companies

Digital Health ×2Healthtech ×2Medical Devices ×1Mental Health ×1SaaS ×1

HQs:United States×1

Investments · 2 tracked

founders shown can be your intro path
1DocWaygenoahealthcare.com

Genoa Healthcare operates specialty pharmacies that provide medication management and support services for patients with complex conditions like schizophrenia and other mental health disorders. The company serves patients and healthcare providers seeking specialized pharmaceutical care combined with patient support services.

Digital HealthHealthtechMedical DevicesMental Health

RubiconMDrubiconmd.comin𝕏

RubiconMD provides a configurable virtual consultation platform that connects primary care providers with board-certified specialists across multiple specialties to improve patient access to specialty care.

Digital HealthHealthtechSaaS

Frequently asked questions

What stage does Waterline Ventures invest at?
Waterline Ventures invests at the Series A, Series B, Growth stages.
What sectors does Waterline Ventures focus on?
Waterline Ventures focuses on Healthtech.
Where is Waterline Ventures located?
Waterline Ventures is headquartered in Cambridge, US.

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