About Cell-Guardian
Zero-Touch Monitoring Technology
Cell-Guardian™ uses advanced sensor fusion technology by combining radar, thermal imaging, and computer vision to monitor temperature, detect movement, and identify falls in real time without physical contact. The AI-driven platform recognizes risk behaviors early, sends instant alerts, and stores historical data to support better decision-making and reduce legal risk.
Built on Proven Technology
Developed by Rahm Sensor Development, Inc., the team behind the proven VetGuardian® platform, Cell-Guardian is backed by technical support, integration services, and flexible purchasing options. Whether deployed in suicide watch units, medical cells, or high-risk housing, Cell-Guardian helps corrections professionals improve safety, protect staff, and meet oversight requirements—all while reducing operational strain.
Meet Our Team
Vik Ramprakash
Founder & CEO
Vik brings a wealth of expertise as a business process consultant, with a distinctive background that spans both business management and software technology. His skill set has empowered him to devise and execute innovative business solutions, initially in the realm of geospatial technologies and subsequently in the financial sector following his MBA. Vik earned a Master of Science in Civil Engineering with a focus on remote sensing from The Ohio State University and also holds an MBA from the University of Florida.
In 2014, Vik founded Structured Monitoring Products (SMP), through which VetGuardian® was developed. VetGuardian is a remote sensing diagnostics device for veterinarians. SMP was acquired by Zomedica, Inc.
Kevin O’Connor
Sales Director
Kevin O’Connor, MBA has over 25 years of experience in creating value for companies in the medical arena. Mr. O’Connor has held CEO, VP and Director level sales and marketing positions in early-stage medical device organizations characterized by rapid growth and profitability such as nSpire Health, Conceptus (exit-Bayer), PrimaTemp (exit-Gedeon Richter), OBMedical (exit-Phillips), and Nvision (exit-Boston Scientific).
Specializing in early-stage growth, O'Connor possesses strong competencies in fundraising, strategic planning and corporate strategy development and implementation. O’Connor is also well versed at KOL recruitment and development, payer and reimbursement development, marketing messaging and implementation, sales training, deployment, and management of teams that can move markets. He has managed teams as large as seventy and with gross annual revenue exceeding sixty million dollars.
O’Connor has negotiated contracts with large IDN’s such as Mayo Clinic, Cleveland Clinic, Baylor, UTSW, Vanderbilt and Kaiser. Also, GPO’s, Super Groups, large and the GSA/DOD/Indian Health. Mr. O’Connor lives in Denver, loves to hike, camp, golf, and ski, and has a daughter in college.
Gretchen Dirks
Marketing
Gretchen Dirks is a seasoned integrated marketing communications professional with an impressive 30-year track record in the field. Specializing in B2B industries such as software, technology, telecommunications and financial services, Gretchen has become a driving force in developing and executing marketing and communications campaigns that propel companies forward and prepare them for mergers and acquisitions.
With a keen focus on promoting brand awareness, creating demand, and generating leads, Gretchen excels at crafting compelling narratives that resonate with audiences in a variety of industries. Her passion lies in the art of effective storytelling, and she has consistently demonstrated the ability to build and enhance branding and messaging strategies. Gretchen holds a BA in Communications and Sociology, along with a Master of Applied Communication, both earned at the University of Denver.
Dave Holden
Algorithms
Proven track record developing and fielding numerous robust automated signal and image analysis algorithms as lynchpins of analytical instruments for the biotech industry. Manage complete development groups including assay design, algorithm development, data annotation, data analysis and iteration, software integration down to assembly level software optimization. Focus on massive regression test data acquisition and annotation including DOE, simulation and user-assist annotation tools.
Advisors
Dr. Changzhi Li
Professor at Texas Tech University
Dr. Li is a leading expert on smart radar sensor technologies, with a focus on non-contact sensing for healthcare and industrial applications. Dr. Li holds more than 14 patents, several of which are generating revenues. He has three U.S. patents licensed as the key technology for the VetGuardian® system to read vital signs pet patients without any contact.
Dr. Li developed the iMotion radar, which was used by research institutes and industrial R&D groups at the University of Florida, University of Buffalo, Deakin University (Australia), Bombardier Transportation GmbH (Germany), Samsung Research America, University of Texas Austin, and University of Technology Sydney in Australia. Dr. Li's group was the first to investigate smart radar sensors to precisely track tumors during lung cancer radiotherapy. As a professor, Dr. Li has received numerous awards including the ASEE Frederick Emmons Terman Award, which is given to only one Electrical and Computer Engineering professor every year in the U.S. Dr. Li is a Fellow of the lEEE and a Fellow of the National Academy of Inventors (NAI).
David Ogles
Public Safety Strategist
David Ogles is a public safety and software development expert with over 35 years of experience in business management systems and law enforcement technology. He began his career in the Air Force before founding a computer-based company specializing in business management software. David played a pivotal role in developing eJail, a cloud-based jail management system, in response to the needs of numerous sheriffs and jail administrators. As a trusted advisor, David's mission is to help public safety organizations succeed with innovative technology solutions, serving in roles such as strategist, board member, and project leader.
Steve Lamont
Strategy & Marketing
Steve Lamont is a strategy and marketing professional with a track record of success leading growth initiatives, especially in the communications and high technology arenas. He has served as Chief Marketing Officer for major companies, as well as consulted to many leading companies. Steve played a pivotal role as a marketing and strategy advisor for VetGuardian® prior to its acquisition.
As a trusted advisor, Steve's mission is to help emerging communications and high-technology companies succeed with the best marketing and business strategy/execution, serving in roles such as board member, advisory board member, interim CMO, or consulting project leader.
Howard Greenman
Business Development
Howard has extensive experience in healthcare technology, business development, strategy, and executive leadership. Currently, the Digital Health Entrepreneur in Residence with Jumpstart (Cleveland, OH), he works with early stage health technology companies – as they develop through Series A financing. Prior to Jumpstart, Howard was Vice President of Business Development at Akili Interactive – the first company to gain FDA approval for a video game (treating ADHD). Prior to that, he worked as the Head of New Ventures at Sema4 from 2019 to 2021. Both Akili and Sema4 went public.
From 2009 to 2019, Howard served as cofounder and Chief Executive Officer of Provia Laboratories – the world’s largest cGMP autologous stem cell bank. He has held several other roles in leading edge health technology ventures including Ardais – the pioneers in human tissue banking for oncology, head of strategy for Philips Healthcare’s New Ventures, and as cofounder of medXtend – a remotely guided ultrasound technology company.
Howard began his career in healthcare consulting working for KPMG Peat Marwick Healthcare Strategy, Accenture, Oracle, and while completing his MBA at the Wharton School, he worked for the Boston Consulting Group.
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