Created by the world's leading surgeons and medical AI technologists,
for patients and healthcare systems everywhere.

 

Meet Team Kaliber

Our surgical solutions are built by AI medical technologists in close collaboration with the Kaliber advisory board, headed by the world's leading arthroscopic surgeons.

Ray Rahman

Ray Rahman

CEO, Founder

Ray Rahman is the Founder and CEO of Kaliber Labs. Ray is a serial entrepreneur with decades of experience in private equity, fintech, and big data, achieving multiple exits. Of his many achievements, Ray is most proud of his work as the structurer and creator of a new asset class, MCBS (micro-credit-backed securities). BRAC MCBS Series 1 achieved a AAA rating and provided entrepreneurial capital to over 1.2 million poor households, and in the years since, Ray’s contributions to BRAC MCBS have helped lift millions of people out of poverty. Ray is highly experienced in creating markets for new products and solutions. He has a B.S. in mechanical engineering and a B.A. in economics from the University of Rochester, and an M.B.A. from MIT Sloan School of Management.

Dr Richard Angelo, MD, PhD

Dr Richard Angelo, MD, PhD

Chief Medical Officer

As Kaliber Labs’ Chief Medical Officer, Dr. Angelo brings a wealth of experience and expertise in arthroscopic procedures in the knee and shoulder, as well as a longstanding passion for improving surgical skills education and training. In addition to his leadership role with Kaliber, Dr. Angelo is the current President of the Orthopedic Learning Center in Chicago. He is also a past President of AANA, past Chair of the AANA Education Foundation, and past Chief of Surgery at Evergreen General Medical Center. He has served as Clinical Faculty at the University of Washington Department of Orthopedics, as a member of the Board of Trustees for the Arthroscopy Journal, and as a member of the Senior Advisory Board of Surgicon. Dr. Angelo received his M.D. from the University of Washington School of Medicine and his Ph.D. at the University College Cork for an investigation into the impact of a proficiency based progression curriculum for surgical skills training. He has published over 50 journal articles and book chapters and served as a co-editor for two arthroscopic shoulder textbooks.

Joel Harris

Joel Harris

VP of Intellectual Property

Joel Harris has over 30 years of experience in the medical device industry, including over 20 years of IP experience developing and managing patent portfolios for emerging medical technology companies working on minimally invasive devices and instrumentation. Prior to joining Kaliber, he was the Senior Director of Intellectual Property at InCube Labs, where he developed IP portfolios for a family of five medical technology startup companies. Prior to that, he worked for Kilpatrick Townsend, Wilson Sonsini and in-house at Rita Medical Systems as their Director of Intellectual Property.

Joel is a graduate of the Santa Clara Law School, where he was a recipient of an Emery Scholarship. He also has a B.S. in chemical engineering from Northwestern University and M.S. in bioengineering from Penn State University. He performed his graduate research on vascular implants in collaboration with surgical faculty at the Milton Hershey Medical Center. He is an inventor on 15 US Patents in the areas of surgical implants/biomaterials, drug delivery, and other medical technologies.

Paul Gabos

Paul Gabos

Chairman of the Board

Paul Gabos joined Kaliber Labs in 2014 and brings decades of experience in finance and healthcare. Paul served as the Chief Financial Officer of Lincare Holdings Inc. (NASDAQ: LNCR), a home healthcare services company with approximately $2.0 billion in annual revenues. After nearly 20 years with Lincare, Paul retired in December 2012 following Lincare’s acquisition by The Linde Group AG in a transaction valued at $4.7 billion.

Paul also has many years of experience serving on corporate boards. Since 2002, he has been a member of the Board of Directors of MEDNAX, Inc. (NYSE: MD), a neonatal and anesthesia physician practice management company for which he currently serves as the Audit Committee Chairman and a member of the Executive Committee of the Board. He also served as Chairman of the Board and Audit Committee Chairman of Benefytt Technologies, Inc. (NASDAQ: BFYT), a developer and administrator of affordable individual health insurance and discount benefit plans, from 2013 until its sale to Madison Dearborn Partners in August 2020. Paul is also a member of the Board of Directors of privately-held Life Line Screening Holdings, LLC (which he joined in 2007) and Airo Brands, Inc. (2016).

Paul holds a B.S. in economics and finance from the Wharton School of the University of Pennsylvania.

Himawan Gunadhi, PhD

Himawan Gunadhi, PhD

As Head of Kaliber Asia, Himawan Gunadhi oversees Kaliber’s Asia strategy and operations. Himawan has a long and successful history building startups in a wide variety of fields–including algorithmic search, visual search and classification, AdTech, marketing automation, and healthcare IT–and has achieved multiple exits. He has extensive experience with both the US and international markets, including Japan, Korea, and ASEAN, and has raised financing from institutional, corporate, and international investors. Himawan is an adjunct professor of entrepreneurship at the National University of Singapore’s Overseas Colleges and a frequent instructor in international accelerator programs. He has a BBA Honours in Finance from the National University of Singapore, and a Ph.D. in Management Science from UC Berkeley’s Haas School of Business.

Head of Kaliber Asia

Chandra Jonelagadda

Chandra Jonelagadda

Chief Operating Officer

Chandra Jonelagadda has spent his career redefining what’s possible - imagining what could be, unconstrained by what exists. Before turning his attention to leveraging AI to improve minimally invasive surgery as Kaliber’s Chief Operating Officer, Chandra’s approach to his work led to his involvement in a wide variety of endeavors spanning numerous domains. As a member of a multidisciplinary team working to aid counter-terrorism efforts, he helped build a platform capable of looking for patterns of suspicious activity without compromising civil liberties. He also created a system to better connect states’ child welfare agencies to speed up interstate placement of children in foster care and adoptions. Other notable achievements include building high-performance distributed computing platforms, privacy-preserving distributed analytics, and more recently, enterprise-grade applications of ML and AI. Chandra received his bachelor’s degree with honors in electrical engineering from the University of Rajasthan and master’s in electrical engineering from Louisiana State University. Chandra’s passions outside of work include photography, music, and contemplating the nature of Man.

Mark Ruiz

Mark Ruiz has over 16 years of experience in designing and implementing high-performance and data-intensive software systems. At Kaliber Labs, he’s a hands-on engineering leader and is responsible for the architecture, design, and implementation of the low-latency, real-time video inference systems and the MeDUSA Machine Learning Platform. In his spare time, he enjoys working on microcontroller projects and spending time outdoors with his two kids.

Mark Ruiz

VP of Engineering

Ryan Barban

Ryan Barban is Kaliber.ai’s Director of Clinical / Surgical Applications. As a member of the company’s founding team, Ryan has worn many hats in his time with Kaliber. In his current role, his responsibilities include overseeing data curation and management, directing and assisting with QA, and interfacing with both customers and members of the Surgical Advisory Board. Ryan has spent the entirety of his career in orthopaedics, with the majority of his experience prior to joining Kaliber concentrated in the orthopaedic device industry. He holds a BA in biology and an MBA from Lindenwood University. Ryan was an Academic All-American baseball player in college who loves the outdoors and doing anything and everything under the sun.

Ryan Barban

Director of Clinical/Surgical Applications

Manju Paliakara

Manju Paliakara

Manju Paliakara brings 17 years of experience in healthcare, during which time she has built and managed digital health products and shaped the product vision and strategy for both startups and fortune 500 companies. She has led products and teams in preventative health and medical product research and development. Most recently, she led the digital initiative for an FDA breakthrough-designated product.

 

Manju is passionate about using cutting edge technology and product management best practices to help improve healthcare for both patients and providers. She holds a Master of Computer Applications degree from Bharathiar University, Product Management certificate from Cornell University, and AI Product Management nanodegree. She is also a certified Project Management Professional (PMP).

VP of Product

 

Surgeon Advisory Board

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Kaliber in the news

Recent coverage and press releases:

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