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Meet the Xiros Team

John Mahoney

General Manager

John joined Xiros Inc in February 2019 and was brought on to startup a US entity for Xiros Limited out of the UK. He comes to Xiros, having been Vice President of Professional Education at Integra, managing their education programs and surgeon consulting relationships and contracts. Prior to that John was responsible for the Global Professional Education programs at Smith & Nephew Orthopedics (including Sports Medicine, Orthopedics and Trauma). Having spent the early part of his career with Zimmer in the sales and local management, he brings over 25 years of Orthopedic experience to Xiros.

John obtained his BA in Mathematics from Boston College and his MBA from Babson College, where he focused on Marketing and Entrepreneurship.

Bart Overturf

Vice President of Sales

Bart Overturf-joined Xiros North America in September of 2021. Prior to Xiros Bart was the Director of Fellowships and Societies at Smith and Nephew where he supported fellowship labs, grant requests and society meetings for Sports Medicine, Reconstruction and Trauma.

In 2014, after 21 years as a medical device distributor Bart joined Smith and Nephew as a Market Development Manager. Promoted to Director of Market Development in 2017 and into Fellowships in 2019. Bart has his degree in Marketing from the University of Wyoming.

Laird Hatch

Director, Business Development

Laird joined Xiros NA in July 2019, bringing 25+ years of experience within the Orthopedic sports medicine industry to the Xiros team. With extensive experience driving business results through seamless execution of complex operations, services, and programs. He contributes actively to organizational growth and customer success through development and implementation of high-impact strategies, system improvements, and development projects.

Prior to joining the Xiros team, he held upstream and downstream marketing positions at Smith & Nephew as a Market Manager II for shoulder products and US Market Manager for shoulder products.

He began his career in the sports medicine industry working with Orthopaedic Biosystems Ltd. Inc., which was purchased by Smith & Nephew in 2000.

Brandon Johnson

Clinical Specialist

Brandon Johnson joined Xiros January 2020 as a Clinical Specialist. He was an independent Sales Territory manager under Graymont Medical in Chicago. Selling and managing the Smith & Nephew sports medicine portfolio, along with other ancillary company lines. Started as an associate sales representative in Chicago January of 2015, grew to a Sales rep, territory manager, and Field Sales Trainer. Graduated from DePauw University in 2014, while also playing 4 years of Division III soccer.