Our Team

Meet the smiling faces of MediView XR.


Learn more about the amazing people behind the MediView technology.


John Black

Chief Executive Officer

John Black is a physiologist with educational background from Bowling Green State University. As an allied health professional John has experience in developing new medical devices including design, regulatory approval and market launch. John has extensive industry sales management experience in Diagnostic Imaging, Orthopedics, Neurosurgery and Capital Equipment segments. John finds professional fulfillment as a partner in cancer therapy innovations.

Mina Fahim

Chief Technology Officer

Mina joined the MediView team excited to simplify minimally invasive procedures, enhance clinical workflow and improve patient outcomes. His background includes product development and R&D at Excelen, Abbott and, most recently, Medtronic. His experience spans orthopedics, diagnostics/hematology, structural heart & electrophysiology. Mina believes that developing MediView's surgical augmented reality navigation platform in partnership with the Cleveland Clinic is a unique opportunity to deliver a solution for long-standing clinical needs. His educational background includes a Bachelors of Science in Biomedical Engineering and a Masters of Science in Management of Technology/Innovation. Outside of work he enjoys serving on mission trips with SALT Mission Group, spending time with his family & friends and exercising with his wife Monika.

Greg Miller

Chief Information Officer

Greg Miller was the former CIO and a Co-Founder of CentraComm Communications, a leading managed service provider established in 2001. Before starting CentraComm Greg led a software development team in the creation of tools and data acquisition components for SCADA systems. Greg brings to Mediview a unique blend of technical and engineering competencies that serve him well as CIO. In this role, Greg is responsible for managing all MediView systems infrastructure as well as leading the design of systems processes and rollout. Greg was a Scholar-Athlete at Purdue University, where he received a bachelor of science degree with distinction in Mechanical Engineering Technology. He also has achieved numerous certifications relevant to his industry related to systems, networking, and security.

Jeff Yanof

Sr. Principal Research Engineer

Dr. Yanof has 25+ years of leadership experience in the medical imaging industry with a focus on surgical guidance and navigation systems, 3D multi-modality medical visualization, and informatics. He has a long track record of successful R&D and commercialization including pioneering innovation (14 issued patents), NIH funding procurement (>$2M), first-of-its-kind system development, pre-market notifications, first-in-human evaluations, and clinical collaboration leading to widely adopted products. Dr. Yanof is presently a Sr. Principal Research Engineer in the Holographic Interventional Technology (HIT) Lab, Dept. of Biomedical Engineering (BME), Cleveland Clinic Lerner Research Institute and earned a Ph.D. in BME with a focus on medical imaging and image processing.

Karl West

Scientific Advisor/Inventor

Karl West is the Director of Medical Device Solution at the Cleveland Clinic and has been developing medical devices at Cleveland Clinic for 20 years. He is a co-inventor of Mediview XR’s technology which was the result of research in his lab at Cleveland Clinic’s Lerner Research Institute. Karl has a firm belief that many minimally invasive medical procedures can become more precise and effective by moving away from 2D visualizations and into the 3D holographic realm to improve visualization. With over 25 years of medical device development, he has been awarded 23 issued patents and has several pending patent applications. Karl has a Bachelor of Science degree in mechanical engineering from Ohio University and has a Master of Science degree in Physics from John Carroll University. In addition to his role in Cleveland Clinic, Karl is an adjunct instructor in the Department of Chemical and Biomedical Engineering at Cleveland State University.

Paul Klahr

Software Development

Paul Klahr has over 30 years experience in the Medical Imaging industry. He worked at a CT scanner manufacturer and during his tenure he developed software all of the sub-systems of the scanner. He was also the chief software architect for one of the first commercial CT image-guided biopsy systems. This system integrated a position tracking mechanical arm with the CT scanner. His last position at the CT company was Clinical Research Scientist in the area of CT utilization in Radiation Oncology departments. In this capacity, he worked in conjunction with clinical partners and developed software prototypes to evaluate new applications in this arena.

Terri Helms

Operations Manager & President of HR

Terri Helms has been working in the Human Resource/Finance areas for over 15 years. She has worked in a variety of different industries including automotive interiors, injection mold manufacturing, casino operations, and managed services/cybersecurity. One of Terri’s primary roles at MediView is to build a dynamic, passionate, and well-rounded team of individuals to uphold the company’s mission and continue the development of the company’s visions. Outside of work, Terri enjoys spending time with her husband and two daughters. She also has a love of music and dancing. She was a dance teacher and Zumba instructor.

Sara Al-Nimer

Research Engineer

Sara Al-Nimer is a Research Engineer in the Biomedical Engineering Department in the Lerner Research Institute at Cleveland Clinic. Her accumulated expertise largely aids in bridging the fields of Mathematics and Biomedical engineering. Sara holds BS degrees in Mathematics and Psychology as well as a MS in Biomedical Engineering from Cleveland State University.

After completing her undergraduate honors research project in Cleveland Clinic Children’s hospital, which centered on the study of cognitive functioning of children with ADHD, she was compelled to take on immense interests in medical imaging research and medical devices.

In 2017, she completed an internship at Cleveland Medical Devices, Inc., gaining exposure to medical device validation testing, as well as vital areas of regulatory affairs and clinical personnel training on device use. Sara’s interest in leveraging the capabilities of AR/VR/XR in healthcare started in Cleveland State University, as her Master’s graduation project focused on developing a proof-of-concept AR application for preliminary verification of an AR-guided biopsy needle.

Since then, Sara joined Cleveland Clinic’s Biomedical engineering research team, working with physicians on various projects in image-guided therapies using AR/XR. During her time at Cleveland Clinic, she collaboratively worked on writing NIH small business grants, internal grants and IRB protocols. Furthermore, she brings expertise in statistical analysis, segmentation of DICOM datasets, 3D-CAD modeling and design, and is a co-inventor of the ultrasound-guided RTFHV technology (patent pending). She enjoys giving back to the community by serving as a member of Cuyahoga County Community College’s Biomedical Manufacturing Advisory Board and as a member of Beech Brook Behavioral and Mental Health Center’s Emerging Leaders Board.

Crew Weunski

Research Student

Crew is a research student with a background in physics from John Carroll University. He has experience in statistical and data analyses, segmentation of patient anatomy from computed tomography DICOM data sets, and utilizing the Unity 3D platform for AR/VR application development. Crew will be working toward system optimization and development of the platform technology for MediView.

Jan Rakestraw

Executive Assistant

Bio Coming Soon ...

Luke Glick

Vice President Engineering

Luke Glick is a graduate of Northwest State and is serving as Vice President, Engineering. Luke Glick is an expert in manufacturing and fabrication processes with multiple innovations in the medical device industry. Luke will be focused on implementing production, manufacturing and meeting ISO standards for MediView.

Aydan Hanlon

Research Engineer

Aydan Hanlon is a Research Engineer with a degree in Engineering Physics from John Carroll University. As a biomedical research professional, Aydan is skilled in the research and design of surgical navigation and image guidance platform technology, numerical analysis, technical writing, software development of Augmented/Virtual Reality applications in Unity 3D, and anatomical segmentation from DICOM data sets. Going forward, Aydan will focus on researching and further developing our platform technology.

Chris Schultheis

Business Development

Chris Schultheis, M.S. is experienced in Business Development with a demonstrated history of working in the healthcare and medical device industry. Chris has spent the last 15 years in Business Development and Biomedical Sciences helping companies like Medtronic, Kyphon, Smith & Nephew and others. His experience in Government Contracting, Medical Devices & Surgical Technologies lends great insight into the next frontier of XR technology. Chris received his Master of Science (M.S.) focused in Health Care Administration from Oklahoma State University Center for Health Sciences and undergraduate from Southwest Baptist University in Business Administration and was a football collegiate athlete. Chris enjoys coaching his kids, and anything sports related from golf to water sports.

Jeremy Audino

Senior Project Engineer

Jeremy joined the MediView team in June-2020 as Program Manager after an extensive search for a groundbreaking medical startup based in his hometown Cleveland, Ohio (all but 8-months of his life have been in the Cleveland area - go Browns, Indians, and Cavs). He is an energetic engineering team lead responsible for the design, development, and program/project management of multiple successful medical device launches over the past 20 years; educated with a Computer Engineering degree from Case Western Reserve University. Most importantly Jeremy is a professional daddy of two (Ari & Carly), husband of Jodi, and let’s not forget about Daisy the Golden Doodle. He loves to spend his spare time with family, BBQ’ing & smoking different meats, and occasionally home-brewing beer to share with friends. Both Jodi & Jeremy love the food scene (“Foodies”) in Cleveland and can definitely make sure you eat and drink well in the CLE.

Adam Cargill

Sr. Regulatory Affairs

Adam’s experience spans across a variety of roles within the orthopedic, cardiovascular, image guided therapy, and ophthalmic industries including regulatory affairs, intelligence, and compliance as well as quality compliance, and quality management systems. He has developed strategies to bring companies into compliance with ISO 13485:2016 and the EU Medical Device Regulation, prepared companies for their MDSAP audits, led companies through successful FDA inspections and Notified Body audits, successfully merged acquired organizations into parent company, and implemented initial quality management systems. Adam has also developed global regulatory strategies aligning with the business needs and authored global submissions for medical devices in the US, EU, Canada, Brazil, Japan, China, etc. His education background includes a BS in Psychology and Sociology, a MS in Regulatory and Clinical Affairs, and a RAC certification.

Glenn Raudins

Chief System Architect

Glenn is responsible for the system architecture of the MediView products, including requirements, design, and implementation activities. He brings more than 20 years of medical imaging device development experience to MediView, having worked at Medtronic / CardioInsight, View Ray, and Philips Healthcare / Marconi Medical. He has shipped products in a broad range of markets including radiology, radiation oncology, and electrophysiology. His career has focused on innovative 3D technologies and applications. Glenn is experienced in the full product lifecycle for FDA regulated development, from his previous roles as system architect and software team manager. Glenn received a Bachelors of Science in Computer Engineering from The Ohio State University.

Greg Hart

Principal User Experience Designer

Greg is a creative, self-driven user-centered design practitioner with a background in 3D data visualization. His passion is to help people realize their intent with a tool as effortlessly as possible. At MediView, he enjoys wearing the many hats of product owner, user researcher, interaction designer, prototyper, and human factors engineer. MediView is Greg's second deep-dive into a med-tech startup, having served as Director of User Experience at HeartFlow, designing revolutionary diagnostic and procedural planning tools for cardiologists using CCTA, computational fluid dynamics and AI. Prior to HeartFlow Greg was submersed in the entertainment industry creating digital effects content at DreamWorks Animation for hit films such as Shrek and Madagascar. He received a BFA in industrial design from Brigham Young University. On the weekends he's likely doing the dad thing, redesigning spaces at home or nerding out on first-person model airplane flight.

Martin Wilter

AR/XR Developer

Martin is a passionate, user-centric Unity developer with two decades of combined experience from industrial design, online education, ecommerce, and management. Before joining MediView, Martin was one of the key contributors to Microsoft official Mixed Reality tutorials covering Mixed Reality Toolkit (MRTK), Azure Spatial Anchors, Multi-user capabilities, and Azure Speech Services. Martin started his software development career at Udacity, a global leader in online higher education, where he worked as a student mentor, content developer, experience lead, and curriculum lead, creating learning material for and teaching iOS, Unity, and VR development to students all over the world. Besides using Unity and Mixed Reality to improve products, services, and people’s lives, Martin enjoys going for hikes with his wife and dog, hanging out with his two sons, and playing semi-competitive badminton.

Ross Hinrichsen

Senior System Engineer

Ross is an exceptional Systems Engineer at MediView with a diverse background in the medical device industry. He holds a Bachelor of Science in Mechanical Engineering and a Masters in Biomedical Engineering. Ross is an innovator in mixed reality medical applications and is helping interface between medical equipment and the virtual space. Solving complex problems and presenting the solutions in a simple and digestible formats is a forte of Ross’. Outside of work, Ross brews excellent beer and enjoys DIY projects around his house. He has a wonderful dog named Scout and is engaged (soon to be married) to his lovely fiancée Lauren.

Ivan Trotter

Senior Software Engineer

For over 25 years, Ivan has been working on a wide variety of development positions on several corporations, from Enterprise Architect, Technical Lead, and Software Developer at different levels, having experience in financial & banking institutions, small/big companies, health care providers, etc., he brings to the company experience working with front-end systems, server-side applications, mobile clients, web interfaces, and specially 3D apps. Creating video games has always been the motivation behind choosing a software development career path. Integrating technologies like Augmented and Virtual Reality, it's been part of the fun, which they normally started as little apps for his kids, and soon enough end up selling on the Apple/Android App Stores. He strongly believes that the web should be deprecated in favor of mobile, tablet, and wearable applications, and that gamification of products is the best way to encourage engagement with any product or service.

Bob Sopko


Bob is an expert in augmented reality and practical applications in both medical and educational setting. Bob is a active participant in startup incubator and fundraising activities, as well as serving as an independent design review for Mediview technologies.
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