Executive Management

Joseph DeVivo is President, Chief Executive Officer, and Chairman of the Board at Butterfly Network. He is a proven executive with thirty-four years business leadership experience, twenty-two years of experience in the medical device industry ranging from small start-up environments to corporate leadership positions in multi-billion dollar organizations. The last seven years in Digital Health (HCIT). Healthcare thought leader and global speaker. Specializes in advanced technology, business development and corporate strategy, multiple market vision, driving profitability through operational efficiency and sales and marketing leadership delivering growth. Acquired and fully integrated eight companies and engineered four complex business turnarounds into clear successes. Delivered three company exits as CEO and two as Chairman driving significant shareholder value for each deal. Active in industry leadership with serving for 14 years on the AdvaMed board, Chairman of the Center for Digital Health of AdvaMed until recently and current Treasurer of the American Telemedicine Association (ATA). Also serving in philanthropy on the Board of Governors for St. Jude Children’s Research Hospital and Board of Governors for Lausanne Collegiate School.

Heather Getz is the Chief Financial Officer at Butterfly Network, Inc., where she oversees all aspects of corporate finance, investor relations and accounting. Previously, Getz was Executive Vice President and Chief Financial and Administrative Officer at BioTelemetry, Inc., a publicly traded remote medical technology company focused on the delivery of health information to improve quality of life and reduce cost of care.

Heather has 25 years of experience spanning both public and private companies, with a strong background in the digital health and medical device space. She has a history of contributing to the creation of long-term company value, driving operational excellence, and accelerating profitability. During her tenure at BioTelemetry, the company saw an increase in market capitalization of over $2.5 billion, culminating with a sale to Royal Philips in 2021. Before this, Heather held various financial leadership positions at companies including Alita Pharmaceuticals, VIASYS Healthcare, and Sunoco

Heather holds an M.B.A. and a B.A. in Accountancy from Villanova University. She is a certified public accountant and is a member of the American Institute of Certified Public Accountants, the Pennsylvania Institute of Certified Public Accountants and the National Investor Relations Institute. She has served on the Board of Directors of ADEA, a privately held healthcare company based in Sweden from 2018 to 2021. In 2013, Getz was recognized by the Philadelphia Business Journal and Drexel University’s LeBow College of Business as a CFO of the Year, Large Company Finalist. Getz was also a co-facilitator of BioTelemetry’s leadership program offered to high-potential employees and senior leaders in the organization.

Larry Weiss is the Chief Legal Officer and Corporate Secretary at Butterfly Network, Inc. where he oversees and is responsible for all legal and compliance matters. Previously, Larry served as Senior Vice President and Chief Legal Officer at Emulate, a leading provider of next-generation in vitro models.

Larry has over 20 years of experience managing Legal, Compliance and Government Affairs in the medical devices, life sciences and technology industries.

Prior to Emulate, Larry served as Senior Vice President, General Counsel and Corporate Secretary for Analog Devices, Inc., a publicly traded global semiconductor company based in Boston, managing the Legal, Compliance and Government Affairs function.

Before this, he worked for 20 years in a series of roles for global medical device companies Medtronic, Covidien and Tyco Healthcare, including in the roles of Medtronic Group General Counsel for the Minimally Invasive Therapies Group, General Counsel for the Covidien Surgical Solutions business unit and serving as Covidien’s first Chief International Counsel supervising all international legal matters for the company. In these roles, Larry has managed mergers and acquisitions, strategic transactions, intellectual property strategy and litigation, international growth strategies, global compliance issues and corporate transformation projects.

Prior to joining Tyco Healthcare, Larry worked in the corporate department of Goodwin Procter & Hoar in Boston.

Larry is a graduate of Boston University’s School of Law and Tulane University. He serves on the Boards of Directors of Greater Boston Legal Services, the Northeast Chapter of the Association of Corporate Counsel and the New England Law Foundation.

Darius is Chief Strategy Officer and Chief Business Development Officer at Butterfly Network (MedTech Unicorn), where he helps lead the company's fundraising, global health, commercial and strategic efforts. In 2018, and while a student at HBS, Darius raised $250 million dollars for Butterfly Network - the largest medical imaging raise in history.

Prior to coming to HBS, Darius was Head of Trading at Birch Grove Capital, a Global Cross-Asset Hedge Fund which manages over $1BN. In this capacity he was responsible for all trading across Credit, Equities, Convertibles, Bank Debt and Commodities as well as helping the CIO in risk and portfolio management.

Prior to Birch Grove, Darius built the Cross Asset Special Situations Desk at Morgan Stanley, where he was amongst the firm’s youngest hires. In this role, he was responsible for sourcing and structuring over $1BN in banking transactions and acted as the Firm’s specialist on Argentina during the default proceedings.

Darius holds a MBA from Harvard Business School and a B.S from Duke University, where he studied Neuroscience and Psychology, and worked for Dan Ariely, one of the world’s foremost Behavioral Economists. He speaks five languages, holds three passports and has lived and worked in New York, London, Buenos Aires and São Paulo.

Tamara Dillon is the Chief People Officer at Butterfly Network, Inc. where she oversees and leads all aspects of the company’s People department including its approach to culture, talent acquisition, learning and development.

Prior to this, Tamara worked at Akebia Therapeutics where she was Senior Vice President of Human Resources and Chief People Officer. During her almost eight years at Akebia she played an integral role in building the company and was instrumental in developing their leadership team and culture. She was also Chief of Staff to the CEO as well as leading their DEI and Patient Advocacy functions.

She served as Head of Human Resources, Global Discovery Chemistry at Novartis Institutes for BioMedical Research, where she was responsible for all aspects of human resources across five sites and four countries.

Previously, she held several key roles at Genzyme, a Sanofi Company, including Senior Director Human Resources, Global Research and Development. In this global leadership role, Ms. Dillon worked closely with the senior management team to ensure that overall business strategies were translated into impactful and effective human resources programs.

Dr. John Martin is the Chief Medical Officer of Butterfly Network, a transformational medical device company that is democratizing medical imaging across the globe.

Dr. Martin completed a residency in general surgery and vascular surgery at Parkland Memorial Hospital in Dallas Texas. He is board certified in vascular surgery and a Fellow of the American College of Surgeons. He served in the United States Air Force for 7 years first as a corpsman and then after completing medical school and training he returned as a Surgeon.

He has held multiple positions throughout his career including Chief of Vascular Surgery and Director of Heart and Vascular Services at Anne Arundel Medical Center, President of Cardiology Associates, and Vice President of Physician Operations for MedStar Medical Group.

He is the founder and President of the Heart Health Foundation and the award-winning Dare to CARE Program. He is the author of multiple peer reviewed papers and book chapters, holds several patents and developed clinical software used across the country. An often-requested speaker, his most recent events include Wall Street Journal Live in Hong Kong and TedMed.

Dr. Stoica is the Chief Technology Officer at Butterfly Network. In this role, he leads the company’s technology and product development operations. Prior to Butterfly Network, Dr. Stoica was the Chief Technology Officer for BioTelemetry, a leading remote cardiac monitoring company serving over 1 million patients a year.

At BioTelemetry Dr Stoica was responsible for hardware and software product development, product management, enterprise, and product information technology, as well as product manufacturing and distribution. In 2021 BioTelemetry was acquired by Philips.

Prior to BioTelemetry, Dr. Stoica held various leadership positions at IQVIA, with the last position as Senior Vice President, Systems Development. In that role he led the development of the company’s Data Cloud Platform. The Data Cloud supported the largest data brokerage business in the world, operated one of the top 20 private data clouds, it had over 120,000 data suppliers, and it managed more than 1 million data streams in over 100 countries.

Dr. Stoica’s other appointments include information technology positions in the health IT industry as well as research and teaching positions in academia. Dr. Stoica holds a Ph.D. in Computer Science and Engineering from the University of South Carolina.

Niki Montgomery is the Chief Growth Officer and Senior Vice President of Global Portfolio Strategy & Management at Butterfly Network. Niki Montgomery is an accomplished leader with over 25 years of experience in marketing, product development, channel management, finance, quality control and operations. Niki joined Butterfly in 2022 and oversees the product management and marketing functions of the company to drive the portfolio growth strategy.

Prior to Butterfly, Niki was the Global Vice President for the combined 3M and KCI Wound Care portfolios where she integrated a team of 42 full time marketing & services staff located in the US and UK. In response to the COVID-19 pandemic, Niki led her team in creating and executing response and recovery plans, as well as ensuring continuity of patient care and growing market share throughout the pandemic.

Prior to this role Niki held various leadership positions within 3M’s Medical Solutions Division, supporting Global teams for multiple business segments including Vascular Access Solutions Business, and Hospital/ICU. As part of the leadership team, she led the development and execution of a country readiness and prescriptive portfolio model for the global division. Niki also worked in the Oral Care Division, where she first led the Crown & Bridge Materials global business and then the entire Indirect Solutions (Prosthodontics) global business team.

In 2007, Niki served in a marketing leadership role at a start-up Traffic Technology company before returning to 3M in 2011 as the Global Marketing Manager for the Pathogen product portfolio, which included responsibility for launching the new 3M™ Molecular Detection System into 36 countries during the first year. In 2013, Niki became the Global Business Team leader for the newly formed Pathogens Detection Solutions Business Team for 3M Food Safety.

Niki holds a Executive MBA and a B.A. in Accounting from the University of Minnesota, Carlson School of Management. She began her career in Finance at 3M, where she worked as a corporate auditor, plant accountant and financial analyst, followed by roles of increasing responsibility and leadership within the Sales & Marketing function. 

Mike DelVacchio is Chief Revenue Officer and Senior Vice President, Global Sales Operations at Butterfly Network. In this role, Mike leads all revenue-generating activities, overseeing the company's U.S. and international sales, global sales operations and enablement, strategic programs, and veterinary functions.

Mike is a healthcare veteran with 25+ years of experience in medical device sales and marketing with expertise in aligning sales strategies and activities to achieve business results across the entire care continuum and in companies of varying sizes.

Prior to joining Butterfly, Mike was at 3M for over 7 years. He most recently served within 3M's Medical Solutions Division, where he was Vice President of U.S & Canada responsible for the commercial business driving revenue across all care settings in the U.S. & Canada. He’s also held the positions of Vice President of Sales & Marketing for the Critical Care & Chronic Solutions Division and Vice President of the U.S. Medical Markets Center within 3M Healthcare Business Group.