our team

Supporting Your Growth

Summit is powered by a dedicated team with deep domain expertise in target sectors. Our team includes experienced investors, seasoned executives and knowledgeable operators.

Filters
Clear
Thank you! Your submission has been received!
Oops! Something went wrong while submitting the form.
Active Filter

Clear search

Sencherey
Papa Yaw Sencherey
Associate
Investment Team
Boston
Technology
8

Papa Yaw focuses primarily on the technology sector.

Prior to Summit, Papa Yaw worked in the mergers and acquisitions group at Bank of America Merrill Lynch. He holds a BS in Business with concentrations in Finance and Entrepreneurship from the Stern School of Business at New York University.

Shanahan
Liam Shanahan
Analyst
Investment Team
Boston
Healthcare & Life Sciences
8

Liam focuses primarily on the healthcare & life sciences sector.

He holds a BA in economics from Harvard University and an MBA from Louisiana State University.

Shankar, M.D.
Mark Shankar, M.D.
Vice President
Investment Team
Boston
Healthcare & Life Sciences
6

Mark focuses primarily on the healthcare & life sciences sector. His investment and board experience includes LumaBridge.

Prior to Summit, Mark worked on the Healthcare Investment Banking Team at Goldman Sachs. In addition, he served as a clinical assistant professor of emergency medicine at the Columbia University Vagelos College of Physician & Surgeons and was the Chief Emergency Medicine Resident at New York Presbyterian Hospital.

Mark holds a BA from the University of California, Berkeley, an MD from the George Washington University School of Medicine, and an MBA from Harvard Business School.

Shaw
Madison A. Shaw
Associate
Investment Team
Boston
Growth Products & Services
8

Madison is an Associate on the Growth Products & Services team. Her investment experience includes 48forty Solutions and CollisionRight.

Prior to Summit, Madison worked in the Technology & Services Investment Banking Group at Raymond James.

Madison holds a BS in economics from Duke University.

Sikkens
Han Sikkens
Managing Director and Head of Europe
Investment Team
London
Technology
1
Han joined Summit Partners in 2004 and today manages the firm’s London office. He focuses primarily on investments in the technology sector in Europe.

Han is currently a director at Darktrace (LSE: DARK), Flow Traders (Euronext: FLOW), MUBI, Optimove, Red Points and Syncron, and he is active in the firm's investments in Akeneo, LearnUpon, Odoo, and Solactive. His previous board and investment experience includes 360T Group (acquired by Deutsche Börse), Acturis Limited (acquired by Astorg), Avast (LON: AVST), Immersive Labs, Multifonds (acquired by Temenos), RELEX Solutions, SafeBoot (acquired by McAfee), Siteimprove (acquired by Nordic Capital) and Welltec International (acquired by Exor and 7 Industries).

Prior to Summit, Han worked for Scotia Capital and IBM Corporation. He holds a BS in business administration from the University of Groningen, an MSc in international business from the University of Groningen, and an MSc in international finance from the CERAM Graduate School of Management & Technology. Han is a Dutch national and speaks Dutch and English.

Smith
Ashley Conti Smith
Principal
Investment Team
Boston
4
Ashley joined Summit Partners in 2019 and currently focuses on managing the firm's credit positions.

Prior to Summit, Ashley worked at DDJ Capital Management where she analyzed public and private investment opportunities across the capital structure. Previously, she worked at Pro Mujer, a nonprofit organization that provides financial inclusion, health and education programs to low-income women in Latin America. Ashley began her career at Jefferies & Company and Moelis & Company in their Restructuring & Recapitalization groups.

Ashley holds an AB in economics and Spanish from Bowdoin College where she was a Sarah and James Bowdoin Scholar and an MBA from the Tuck School of Business at Dartmouth College where she was named an Edward Tuck Scholar and received the Julia Stell Award for leadership. She currently serves on the Massachusetts General Hospital for Children (MGHfC) Family Advisory Council, a committee that aims to improve health care delivery for the pediatric community at MGHfC. Ashley is also a member of the CareWays Collaborative Board of Directors, a nonprofit focused on improving surgical and medical outcomes for pediatric patients in under-resourced countries around the world.

Steichen
Jenna M. Steichen
Associate
Investment Team
Boston
Technology
8

Jenna focuses primarily on the technology sector. Her investment experience includes A Cloud Guru (acquired by Pluralsight) and Pluralsight.

Prior to Summit, Jenna was an investment partner at Dorm Room Fund.

She holds a BS in information systems, cum laude, from Boston College.

Stern
Ross D. Stern
Managing Director
Investment Team
Boston
Healthcare & Life Sciences
1
Ross joined Summit Partners in 2009 and focuses primarily on the healthcare & life sciences sector. His current board and investment experience includes Fortis Life Sciences, Hallmark Health Care Solutions, Paradigm Outcomes, PharmScript, Sound Physicians, TurningPoint Healthcare Solutions, U.S. Renal Care and VaxCare.

Ross' prior investments and directorships include Abode Healthcare (acquired by BrightSpring Health Services), DMG Practice Management Solutions (acquired by Ares Management) and My Dentist (acquired by Heartland Dental).

Previously, Ross worked at the Center for Medicare and Medicaid Innovation and in Cowen and Company’s Health Care Investment Banking Group, where he focused on M&A transactions as well as public and private offerings.

Ross holds a BA in economics and history from Bowdoin College and an MBA from the Wharton School at the University of Pennsylvania.

Stradling
Austin L. Stradling
Associate
Investment Team
Menlo Park
Technology
8

Austin focuses primarily on the technology sector. His investment experience includes Netgain.

Prior to Summit, Austin worked in the Technology Investment Banking Group at Evercore. Previously, he worked at Sorenson Capital Partners and Menlo Ventures.

Austin holds a BS in finance from Brigham Young University.

Tanimura
Cathy Tanimura
Vice President, Data Science
Peak Performance Group
Technology & Data Science
Menlo Park
6
Cathy works closely with the Summit team and our portfolio companies to help create and execute strategies that effectively use data and analytics to drive better decisions and build better products.

Prior to Summit, Cathy worked at Strava, where she built an analytics and data science team focused on product, marketing and business development. Previously, she led analytics teams at Okta and Zynga.

Cathy holds an AB in economics from Princeton University and an MBA from the University of San Francisco.

Tarnowski
Thomas M. Tarnowski
Managing Director
Investment Team
London
Healthcare & Life Sciences
1
Thomas joined Summit Partners in 2013, and focuses primarily on the healthcare & life sciences sector in Europe. His board and investment experience includes Advance Medical (acquired by Teladoc), CluePoints, DentalPro (acquired by BC Partners), Independent Vetcare (acquired by EQT), RadioOnkologieNetzwerk (acquired by Medipass), Viroclinics Biosciences (acquired by Cerba Healthcare) and zahneins (acquired by PAI Partners).

Prior to Summit, Thomas worked for Triton, where he led the Nordic healthcare team with a focus on healthcare services and medical technology investments. Before that, he worked for Credit Suisse First Boston and Citigroup.

Thomas received an MBA from Harvard Business School and a BBA in finance from Valdosta State University. He is a Danish national and speaks Danish, English, Norwegian, Polish and Swedish.

Terada-Herzer
Kai Terada-Herzer
Associate
Investment Team
Boston
8

Kai joined Summit Partners in 2021 and currently focuses on managing the firm's credit positions.

He holds a BA in economics from Amherst College.

Thiboult
Paul-Hugo Thiboult
Associate
Investment Team
London
Growth Products & Services
8

Paul-Hugo is an Associate on the Growth Products & Services team. His investment experience includes CERTANIA and Doctrine.

Prior to Summit, Paul-Hugo worked as a private equity investor at 3i in London and co-founded his own venture.

Paul-Hugo holds a BBA from IE Business School and an MSc, with distinction, from the London School of Economics. He is a French national and speaks English and French.

Tutun
Griffin Tutun
Associate
Investment Team
New York
Growth Products & Services
8

Griffin is an Associate on the Growth Products & Services team.

Prior to Summit, Griffin worked at Veritas Capital on the Credit Opportunities team. Previously, he held investment banking analyst roles at UBS Investment Bank in the Financial Sponsors & Leveraged Finance Group as well as at Truist Securities in the Technology, Media & Telecommunications Group.

Griffin holds a BA in History from Cornell University.

Uday
Hitha Uday
Associate
Investment Team
Menlo Park
Healthcare & Life Sciences
8

Hitha focuses primarily on the healthcare & life sciences sector.

Prior to Summit, Hitha worked in Healthcare Investment Banking at Harris Williams

Hitha holds a BA in economics as well as medicine, health and society with a minor in business and Asian studies from Vanderbilt University.

Vangerven
Marc J. Vangerven
Associate
Investment Team
London
Healthcare & Life Sciences
8

Marc focuses primarily on the healthcare & life sciences sector in Europe.

Prior to Summit, Marc worked in the Healthcare Investment Banking Group at Lazard.

Marc holds a Bsc in biochemistry from University College London. He is a dual Belgian & American national and speaks Dutch & English.

Vollmer
Alex Vollmer
Director of Engineering
Firm Operations
Menlo Park
6

Alex serves as an architect and senior software developerwithin Summit’s internal software team.

Alex brings more than 27 years of professional software development and management experience in a wide range of industries, platforms and technologies. Prior to Summit, Alex ran his own independent software consultancy. Previously, he worked as a lead software engineer at a variety of high growth companies including:  Z2live, EVRI.com, Wetpaint, OnAir, LogiCalis and VoiceStream (T-Mobile).

Whelan
Melanie Whelan
Managing Director
Investment Team
New York
Growth Products & Services
1
Melanie joined Summit Partners in 2020 and is a Managing Director on the Growth Products & Services team. She focuses primarily on high-growth consumer and technology-enabled services. Melanie's board and investment experience includes Hairstory.

Prior to Summit, Melanie was CEO of SoulCycle. She joined SoulCycle in 2012 as COO and spent three years building and leading operations before her promotion to CEO in 2015. Under her direction, SoulCycle grew from eight NYC-based studios to nearly 100 studios in 18 markets across three countries. She led the company's diversification efforts, which included launching a vertically integrated, direct-to-consumer e-commerce platform and building a media division to drive audience and revenue growth strategies, including a 24/7 SiriusXM channel.

Previously, Melanie led Business Development for Equinox where she was part of a team that executed a multi-brand strategy with the U.S. launch of Pure Yoga, the creation of Blink Fitness and the acquisition of SoulCycle. Earlier in her career, she was a member of the founding team of Richard Branson's U.S. air carrier Virgin America and worked in corporate development at Starwood Hotels and Resorts.

Melanie currently serves on the Board of Directors of Chegg (NYSE: CHGG), the Board of Trustees of Southern New Hampshire University, and the GO Project, a non-profit focused on K-8 education inequity in New York. She holds a BA in engineering and economics from Brown University and is a member of the Aspen Institute’s 2018 class of Henry Crown Fellows.

White
Aaron C. White
Vice President, Capital Markets
Peak Performance Group
Capital Markets
Boston
6
Aaron is a member of Summit’s Capital Markets team, where he works on the firm’s capital markets activities, both for existing portfolio companies and for new acquisitions. In addition, he helps Summit manage its commercial and investment banking relationships.

Prior to Summit, Aaron worked in the Leveraged Finance Group at Deutsche Bank.

Aaron holds a BS in finance from The Pennsylvania State University.

White
Erin White
Chief Compliance Officer
Firm Operations
Boston
3

Erin joined Summit Partners in 2010. Prior to Summit, she worked for Bain Capital and Deloitte.

Based in Summit’s Boston office, Erin is the firm’s Chief Compliance Officer.

She holds a BA in economics and an MBA from Boston College. She is also a CFA charterholder.

No items found for your query. Clear search.

Join Our Team

Interested in working at Summit? Check out our open positions to find your place with us.