Meet our team

Our team has over 60 years of experience in hardware and software engineering, biotechnology, medical technology, eye care clinical practice, and business development.

Board of directors & co-founders

Zeshan A. Khan
Founder and CEO

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Zeshan A. Khan, MS

Founder & CEO

Visionary Innovator in Ophthalmic Technology

Zeshan A. Khan is the distinguished Founder, President, and CEO of Xenon Ophthalmics™, a trailblazing company in the ophthalmic medical device industry.

With an unwavering passion for innovation, Khan established Xenon Ophthalmics with the mission of revolutionizing the global eye care industry through cutting-edge telehealth ophthalmic examination technology. His aspiration is simple yet profound: to ensure better access to care and actively prevent vision loss.

In 2019, under Khan’s visionary leadership, the company initially known as Xenon-VR transformed into Xenon Ophthalmics. The company’s pioneering product, the XO Exam™ System, is designed with its patented Liquid Lens technology, making it the first medical-grade device of its kind.

This technological marvel offers unmatched diagnostic precision and flexibility in patient care. With early detection as its core tenet, the XO Exam System embodies Khan’s dream of elevating patient outcomes and care quality.

Khan’s journey to spearheading advancements in ophthalmic technology began with roots in software and hardware engineering. His penchant for innovation and meticulous attention to detail allowed him to craft custom software and hardware solutions early in his career.

In 2015, Khan’s entrepreneurial spirit led him to establish Faceconnect, a cutting-edge software firm. As its CFO, Khan showcased his multifaceted expertise, from specialized international project management and strategic planning to astute financial oversight.

His leadership prowess is further evidenced by his roles in diverse executive positions, where he demonstrated his acumen in areas such as working capital management, mergers, acquisitions, investor relations, and manufacturing.

Hailing from Belleville, New Jersey, Khan has consistently been at the forefront of product development in the medical device sector, particularly in startups. His prowess is not limited to software and hardware engineering; he seamlessly melds his skills in strategic planning, project management, and process improvement. His extensive knowledge also spans critical areas like medical affairs, FDA regulations, regulatory affairs, and the intricacies of eye-tracking technology.

As an inventor, Khan’s name graces several patents, reflecting his commitment to creating unique solutions that cater to real-world challenges.

His dedication to the craft is underpinned by his tenure at the New Jersey Institute of Technology (NJIT). Khan pursued both his bachelor’s degree in computer engineering and a Master of Computer Applications (MCA) with a focus on Computer Hardware Engineering at NJIT. The institution, recognized for leading STEM education and research, undoubtedly played a pivotal role in shaping Khan’s technical and innovative prowess.

At Xenon Ophthalmics™, Khan’s leadership has seen the company introduce multi-functional diagnostic screening devices that employ the latest in Eye-Tracking Software (ETS), Artificial Intelligence (AI), and Virtual Reality (VR) Platforms. The XO Exam System is emblematic of Khan’s commitment to precision, able to screen for critical eye diseases like Glaucoma, Diabetic Retinopathy, and Age-related Macular Degeneration (AMD).

In line with the rapid progression of telemedicine, the XO Exam headsets offer unparalleled convenience, enabling doctors to perform exams remotely or in person, enhancing patient care quality and accessibility.

Beyond Xenon Ophthalmics, Khan’s portfolio boasts a stint as a Web Development Manager at SEO (Sponsors for Educational Opportunity), a pioneer in education and mentorship for over 50 years. Additionally, he led Arraytek Solutions, a company dedicated to creating unique digital experiences, further showcasing his versatility and prowess in the digital realm.

In summary, Zeshan A. Khan is a beacon of innovation in the ophthalmic medical device industry. His journey from a software engineer to the CEO of Xenon Ophthalmics is a testament to his dedication, visionary leadership, and relentless pursuit of excellence in eye care technology.

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Zeshan A. Khan, MS

Founder & CEO

Visionary Innovator in Ophthalmic Technology

Zeshan A. Khan is the distinguished Founder, President, and CEO of Xenon Ophthalmics™, a trailblazing company in the ophthalmic medical device industry.

As an inventor, Khan’s name graces several patents, reflecting his commitment to creating unique solutions that cater to real-world challenges.

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Dr. Robert Gilligan, OD, Medical Relations

Dr. Robert Gilligan, OD
Co-Founder, Medical Relations, Board of Directors

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Dr. Robert Gilligan, O.D.

Medical Relations

With a profound career spanning forty-three years in the Optical industry, Dr. Robert F. Gilligan is a testament to dedication, expertise, and unwavering commitment to optimal eye care. Earning his Doctor of Optometry degree with Clinical honors from the esteemed Pennsylvania College of Optometry in 1992, Dr. Gilligan has dedicated his professional life to ensuring the health and clarity of vision for countless patients.

At the heart of his practice, Dr. Gilligan offers comprehensive eye care services encompassing vision exams, specialized contact lens fittings, laser vision consultations, and treating a broad spectrum of eye disorders. His innovative approach to specialty contact lenses has not only benefited patients but also enriched the wider Optometry community, with Dr. Gilligan authoring articles and training fellow optometrists in these novel techniques.

His remarkable contributions and exceptional patient care at “Gilligan’s Eye-Land” earned his practice the esteemed title of “Best of the Best of Frederick.” Adding to his accolades, Dr. Gilligan was recognized as the Optometrist of the Year for the For Eyes Optical chain. Before rising to this prominence, he honed his managerial and training skills as a district manager at For Eyes Optical, where he played a pivotal role in training opticians and fostering the growth of new districts.

In recent times, Dr. Gilligan embarked on a well-deserved semi-retirement phase, reflecting on his illustrious career that began in 1995 with his practice and ran unbroken till June 2023.

Dr. Gilligan’s academic pursuits saw him through the halls of Pennsylvania College of Optometry from 1988 to 1992, where he acquired the foundational knowledge and skills to shape his future as a leading optometrist.

Residing in Frederick, Maryland, Dr. Gilligan continues to inspire with his legacy in the optical industry and his enduring commitment to the health and well-being of his patients.

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Dr. Robert Gilligan, O.D.

Medical Relations

In recent times, Dr. Gilligan embarked on a well-deserved semi-retirement phase, reflecting on his illustrious career that began in 1995 with his practice and ran unbroken till June 2023.

Residing in Frederick, Maryland, Dr. Gilligan continues to inspire with his legacy in the optical industry and his enduring commitment to the health and well-being of his patients.

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Steve Susanibar
Co-Founder, Product Director

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Dr. Bruce Stark, MD
Advisor

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Dr. Bruce Stark, MD

Board of Directors

Dr. Bruce Stark, MD, brings decades of experience in ophthalmology to the table at Xenon Ophthalmics™, with an illustrious career spanning various hospitals and healthcare establishments. With a keen focus on Healthcare, Clinical Research, Medical Education, and Aesthetics, Dr. Stark has been a pioneer in the medical practice industry.

His expertise began taking shape during his years at the renowned Wills Eye Hospital, where he polished his skills and emerged as a healthcare professional of repute. As the world entered the age of virtual reality, Bruce’s passion saw him become a vital member of the Board of Directors at Xenon Ophthalmics, innovating in areas like virtual reality systems for pelvic examination and state-of-the-art ophthalmic devices.

Dr. Stark’s contributions to the field have been immense, including a nearly four-decade-long stint at Chester County Hospital/Penn Medicine. He served in various capacities, such as Head of Section Ophthalmology and as an Attending Surgeon, reflecting his versatile expertise in the domain. Moreover, his tenure at Chester County Eye Care showcased his leadership abilities, as he donned the roles of both a Senior Ophthalmologist and President, furthering the institution’s goals and patient care standards.

Dr. Stark’s educational background is equally commendable. He pursued his bachelor’s degree in biology from Brandeis University, which set the foundation for his medical journey. Subsequently, he earned his medical degree from the University of Michigan School of Medicine and further specialized in ophthalmology at Wills Eye Hospital.

Now retired, Dr. Stark’s legacy in the field of ophthalmology continues to inspire many in the medical fraternity. His commitment to innovation, patient care, and clinical excellence is a testament to his dedication and passion for the world of healthcare.

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David Singelyn
Board of Directors

Medical advisory team

Grayson Armstrong, MD, MPH
Advisor

Michael S. Berlin, MD, MSc, FAAO
Advisor

Neeraj Bindal, OD
Advisor

Glenn S. Corbin, OD
Advisor

Noah Michael Eger, OD, FAAO
Advisor

Nita Gala, OD
Advisor

Vivek Goyal, OD
Assistant Medical Officer

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Dr. Vivek Goyal, O.D.

Assistant Medical Officer

Dr. Vivek Goyal graduated from SUNY Stony Brook University with a bachelor’s in science and a minor in Business Management in 2015. He continued his education at the New England College of Optometry, where he received his Doctor of Optometry degree in 2019. Dr. Goyal’s clinical experiences include private practice, community health centers, and VA hospitals. Dr. Goyal is currently finishing his residency in Ocular Disease/Primary Care at VA CT Healthcare, Newington Campus, where he works with veterans of different ages. He also spends his weekends rotating between two private practices on the weekends. He is also a member of the Connecticut Association of Optometrists and the American optometric association.