Greg Balla

Northeast Regional Director

A NY native based in Brooklyn, Greg has been working in the mobile eyecare space for close to 10 years, partnering with companies who share his passion for finding innovative new ways to deliver quality care. He has extensive experience working with mobile diagnostic equipment, and has helped design and deploy mobile eyecare service models for companies nationwide. In addition to his work with OnSight, Greg is also an avid cyclist, and when not running OnSight events you can often find him riding his Bianci around the streets of Brooklyn. If you see him, stop by and say hello!”

Chris Karassik

SVP of Customer Success

Born and raised in Boston, MA, Mr. Karassik has an extensive background as a former VP of corporate business development and a proven track record of exceeding sales goals, increasing revenue, and improving customer service. When not working for OnSight Eyes, Chris enjoys losing golf balls, grilling out and crushing Peloton rides. KarassikPark for any fellow Pelotoners!

Ben Krysiak


Ben Krysiak is an innovator with more than 18 years of experience in the technology, internet, software, medical devices, healthcare, and materials industries. His roles have included sales, business and product development, strategy, and research. Ben has held leadership positions at Quantum Health, Archmore Capital, White Crest Developers, and Callfinity and has launched new products and services for several early stage companies. Ben holds a BS in Business Management from Cornell and enjoys playing golf, basketball, tennis, and platform tennis.

Dave Krysiak

Chairman and CEO

Dave is the Founder and Managing Member of Auroch Investments. He Co-Founded Belltower Books in 2003 and led the company as President until 2013. Mr. Krysiak has provided startup and operating capital to various industries, including healthcare, dental labs, property management, local couriers, and residential real estate. 

Dave graduated from Cornell University Magna Cum Laude.

Dr. Nilesh M. Sheth, MD

Chief Medical Officer

Dr. Sheth is an Ophthalmologist as well as a Cornea and Refractive Surgery specialist. He is on staff at Massachusetts Eye and Ear Infirmary (MEEI) in Boston. Dr. Sheth performs more laser vision correction procedures than any other surgeon in New England. He has extensive experience in LASIK and other refractive surgeries such as the new surgery for loss of reading in middle age, Conductive Keratoplasty (CK). He also is trained and experienced in glaucoma care, including new laser treatments for glaucoma. Dr. Sheth has performed over 25, 000 laser vision correction procedures and is recognized nationally as among some of the most experienced VISX surgeons. Dr. Sheth is a member of the American Academy of Ophthalmology, the American Society of Cataract and Refractive Surgery, the International Society of Refractive Surgery as well as the American Medical Association.

Rick Speer

Director Customer Success

Rick graduated from Penn State in 2009 with a B.S. in Finance. He has spent time in the education, e-commerce, health insurance, and landscaping industries over the course of his career. He is the current Director of Business Development at OnSight Eyes sister company, Doctor Delivery and is thrilled to be a part of the team. In his free time, he enjoys following the international financial markets, being an amateur numismatist, and growing an annual vegetable garden.

Jon Stock

Chief Marketing Officer

Jon’s work experience includes several executive-level marketing positions, Executive Vice President, Group Marketing, and Chief Executive Officer (CEO) with a proven track record as a business leader and as a turnaround and growth specialist. He currently sits on the board of advisors for two early-stage healthcare start-ups and has volunteer experience with several youth sports associations, serving as both a coach and a board member for several years. When not working with OnSight, Jon enjoys spending time with his wife and children, and wasting too much money on (useless) golf lessons.