About Orthotin

Founded in 2013, OrthoTiN LLC is dedicated to designing and marketing high demand devices and surgical products for the Orthopedic Industry. The principals of OrthoTiN have been active in the industry for almost 30 years, and their purpose is focused upon the development of high-performance, all-titanium, alloy-based implant systems that include pioneering advancement in the use of ceramic, thin-film implant coatings.

Our Mission & Values

Focused on catering to the surgeons’ preferences and needs
Innovative designs
Quick response times
Engineering team has experience with product design and manufacturing

Orthotin Team

George Makris

George Makris


George has a Master of Science in Mechanical Engineering and is a co-founder of OrthoTiN. His background spans more than 35 years with a focus on total joint replacement, specifically knee, hip, shoulder, ankle, spine, and more than 25 years in patient specific implant design and manufacturing with a particular expertise in thin film ceramic coatings for medical devices. George is also an adjunct professor at NJIT with the Biomedical and Mechanical Engineering Technology Departments, teaching CAD for Orthopedics and Manufacturing Process Design.

As OrthoTiN’s co-founder, President, and Director of Engineering, George has been instrumental in development of the OrthoTiN TMJ System implemented in a seamless CAD/CAM process with attention to design principles, high quality, and quick delivery.

George Makris

Stan Matlak

Vice President of Operations

Stan is a co-founder of OrthoTiN with 25 years of experience in Medical Device Manufacturing. He has experienced managing clinical trials, regulatory submissions to FDA, and all aspects of Quality and Regulatory business ventures.

He is responsible for all Sales & Marketing, Business development establishing manufacturing supply chain and sales distribution network.
Samuel Benevenia

Samuel Benevenia

Senior Project Engineer

Samuel has a Bachelor of Science in Mechanical Engineering and extensive experience with maxillofacial and orthopedic implant design, software workflow development focused on medical device innovation, and engineering leadership.

Sam is our Senior Project Engineer and has been with OrthoTiN since 2017. He is primarily responsible for maxillofacial and orthopedic implant design and management of OrthoTiN’s engineering team. He is also involved with software workflow development focused on medical device innovation as well as advancing manufacturing methods. The variety and difficulty of the challenges associated with patient matched device design forces Sam to think outside the box and approach a solution from multiple perspectives, making him a more robust problem solver.
Arup Mukerjee

Arup Mukherjee

QA/RA Manager

Arup is a 2020 graduate with a Bachelor’s degree in Biomedical Engineering and a minor in Engineering Product Development. He has executed several biomedical product projects with oversight of design, planning, and quality assurance. He strives to complete projects on time and within budget while maintaining compliance with client specifications.

He is an innovative engineer driving quality and efficiency for OrthoTin’s complex dynamic assemblies and biomedical products. Arup often collaborates with cross-functional teams to produce high quality products, and he also has quality and regulatory responsibilities within the company.

Carlie Adair

Carlie Adair

Product Manager

Carlie graduated with a Bachelor’s degree in Mechanical Engineering in 2020. She has experience managing and executing engineering projects and is passionate about working on projects that focus on accessibility for all.

As TMJ Product Manager, Carlie oversees TMJ design projects and works with other engineers to ensure high quality product. She also designs maxillofacial implants in line with quality standards and GMP. She has worked on engineering protocols and test reports for data analysis.

Adam Abdelrazek

Adam Abdelrazek

Project Engineer

Adam graduated from NJIT with a Master’s in Biomedical Engineering and a Bachelor’s in Mechanical Engineering, and he has previous experience servicing hospital equipment as a field engineer. Aside from engineering, he helps manage his family’s middle eastern restaurant business in Jersey City,and when he’s not working, you can find Adam playing basketball with friends or at the movies.

At OrthoTiN, Adam is responsible for the design and development of maxillofacial and orthopedic medical devices. He provides engineering support and interfaces with clients to ensure that their needs and specifications are met.

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Jason Luu

Project Engineer

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Juan Pirez

Operations Assistant


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