Group K Diagnostics Team

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Brianna Wronko

Founder & CEO

Brianna Wronko has a BSE in Bioengineering from the University of Pennsylvania. By training a nanofabrication and device engineer, she brings 6 years of research experience as well as her time in startups to Group K. Additionally, she has valuable experience with FDA and governmental approval processes from her time at Five Eleven Pharma and GSK. Brianna's focus at Group K is on technological development and the vision of the company.

Contact Brianna at

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Joseph Geromini

Chief Operating Officer

Joseph joins us from the world of healthcare consulting, medical devices and services. Joe is a seasoned executive with over 27 years of experience managing high level corporate operations with a history of success, leading initiatives for sales, marketing, advertising, operations and product management. Joe has managed multi-million dollar budgets with full P&L responsibility and has championed the development and implementation of strategic plans and innovative marketing ideas for both start-up and early stage ventures. Joe lives in Linwood, NJ with his 3 children and friendly dog, Cisco where he enjoys running, biking and cooking

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Emilia Lopez-Ona

Chief Strategy Officer

Emilia Lopez-Ona is completing her final year at the Wharton School of Business pursuing a Bachelor of Science in Economics with a Concentration in Entrepreneurship and Innovation Management. She leads the business strategy of Group K Diagnostics and joined the team in the fall of 2017. Emilia has valuable strategic business planning and product management skills from her time at Accenture, HealthEdge Software, as well as financial modeling skills for high growth companies from her time at Bloomberg Intelligence.

Contact Emilia at

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Elisabeth Ingersoll

Operations Manager

Elisabeth Ingersoll is a student at the University of Pennsylvania pursuing a BA in Health and Societies with a Concentration in Health Policy & Law. Elisabeth joined Group K in the spring of 2018 and directs communications, laboratory management, and business operations in the office of Group K. With her experience in management and leadership roles, Elisabeth ensures efficient operations while handling projects across various industries. Elisabeth is also a member of the Penn Women’s Lacrosse Team.

Contact Elisabeth at


Russell Van Fossen

Senior Lab Researcher

Russell Van Fossen has a BA in Biology from the Honors College at Rutgers University- Camden. Russell began his career at Roche Molecular Systems and has over 5 years of experience with cGMP and FDA regulations, as well as with process improvement and process development. Russell spent a brief time working for the Fire Department of New York City before relocating to Philadelphia. As part of the Group K team, Russell's focus will include R&D, process management, and cGMP.

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Faleisha Kelsey

Senior Lab Researcher

Faleisha graduated from Pennsylvania State University with a BS in Biology with a concentration in Legal Studies, Government Services, Public Policy. Faleisha joined Group K in Fall 2018 and does clinical trial testing, research and development, and lab and process management. As well as holding past leadership roles, she brings 3 years of experience in Microbiology, Chemistry, and Medical Science to Group K. Faleisha strives for perfection, is eager to learn, and loves to help people.



Group K Development Team


Jivan Ghadage

Software Team Lead

Jivan Ghadage is Sr. Node.js Engineer who has experience assisting four startups to get off the ground with their MVP. He joined the Group K team in early 2018. Jivan posses experience with 6+ complex web products and considers himself a startup enthusiast. Always looking for challenges, he loves to solve complex problems in order to make life easier for other people.


Narayanan S

Lead Front-End Software Engineer

Narayanan is a professional front-end developer with over 5 years of experience. During this time, he has worked with multiple programming languages such as HTML5, CSS3, JavaScript, React Js, and Redux. Narayanan is passionate about providing a flawless user experience to the end users. His motto is to "always improve", as he strives to stay updated with new technologies and constantly learn.


Ajit Pawar

Quality Assurance Tester

Ajit Pawar brings 4 years of hands on experience designing, developing and implementing test plans, test cases, test processes and automation frameworks for significant cost savings delivery. He is always looking to deliver defect free applications to clients.




Click on their photos to learn more about their background!


Roy Rosin, MBA

Roy Rosin is the Chief Innovation Officer at Penn Medicine, where he works with thought leaders from across the health system to turn ideas into measurable impact in the areas of health outcomes, patient experience, and new revenue streams.


Mohit Prajapati, MSc, MBA

Mohit Prajapati is the director of research and development, strategy, and operations at the Penn Medicine Center for Health Care Innovation. In this role, he works to leverage novel innovations from health care startups into measurable impact as it relates to improved patient care, improved quality, and cost reductions.  


Gyorgy Abel, MD

Dr. Gyorgy Abel is the Director of Clinical Chemistry, Molecular Diagnostics, and Immunology at the Lahey Hospital & Medical Center in Burlington, Massachusetts. He also serves as Clinical Instructor in Pathology at Harvard Medical School. He frequently speaks nationally on current issues in clinical pathology and molecular diagnostics.


Scott Friedman, MD

Scott L. Friedman, MD, is founding Dean for Therapeutic Discovery and Chief of the Division of Liver Diseases at the Icahn School of Medicine at Mount Sinai. In this capacity Dr. Friedman interacts widely with the Biotech and Pharmaceutical industries in drug discovery and development, and clinical trial design. 

Accelerators and Incubators


Dreamit Healthcare Accelerator

Spring 2017 

Dreamit provides unparalleled access to coaching, customers, and capital for startups with market-ready products who are ready to scale.



Spring 2017

VIP-C is Penn’s very own incubator. Every entrepreneur is welcome, from those who are still learning the basics of transforming an idea into a business plan, to savvy CEOs working on their second startup.



Fall 2017

VIP-X is an intense, 3-month accelerator program for the most dedicated student and alumni entrepreneurs and the most advanced startups in VIP-C.