Sensory Management Team

Matthias Weber

Executive Chairman of the Board


Matthias holds a PhD from the LMU University of Munich and began his career as a Cardiologist at the University Hospital in Munich.  He thereafter moved into business, beginning with work in Marketing, R&D and Operations functions in smaller companies in Germany and the US.  Success in those roles led to an offer to join GE Healthcare and lead a European commercial team.  In 2004, Matthias relocated to the US to run the GE’s worldwide Cardiology business, following which he led its $1B Patient Monitoring business out the US and Helsinki, Finland.

In 2012, Matthias joined the Danaher Corporation as President of its IVD Tissue Diagnostics business at Leica Biosystems. Under his leadership, Leica grew from $400M to almost $1B through organic growth and several acquisitions.

Following his success at Leica, Matthias was sought after to serve as a leader of several PE and VC portfolio companies.   He currently serves as Chairman of the Board of Medtentia OY, a VC funded startup focusing on heart valves based in Finland.  In addition, he is a non-executive director of NDD AG, a Swiss lung function leader.

Matthias’ work as an Operating Partner for ArchiMed entails service as chairman of the board of Zytomax GmbH, a German IVD company, and Executive Chairman of the Board of Natus Sensory.

Matthias lives in Germany and is a German and Hungarian citizen.




Guenther Hinterleitner

General Manager


Günther Hinterleitner joined Natus in October 2011 and has held roles of increasing responsibility in the Sales and Clinical Marketing group over that period. Prior to Natus, Mr. Hinterleitner worked for General Electric as General Manager Maternal Infant Care EMEA, Director for Diagnostic Ultrasound & IT APAC living in China and General Manager for Women’s Health Ultrasound EMEA. Earlier in his career, Mr. Hinterleitner joined Kretztechnik AG in Austria, a pioneer in 3D Ultrasound, as a Product Manager and rose in the company into full responsibility for its International Sales.




Elke Claeys

Vice President Global Sales and Commercial Marketing


Elke Claeys is a seasoned professional who joined Natus in October 2023, bringing with her a wealth of experience in audiology and management. With a dedicated focus on enhancing the quality of life for individuals with hearing and balance challenges, Elke has accumulated over 15 years of sales and general management expertise. Elke has held various management roles within the field of hearing and balance at Advanced Bionics and GN Hearing, including key positions in both direct and indirect sales management. She also has experience in establishing new business units and new distributor networks at Boston Scientific and other companies. Elke holds a Master’s degree in Audiology and a Bachelor’s degree in Speech Therapy. She has recently expanded her knowledge base by obtaining a degree in Human-Centered Organization, further enhancing her understanding of organizational dynamics and human behavior within professional settings.




Lowell Limpus

Chief Operations Officer


Lowell Limpus, Jr joined Natus in January 2024 and brings with him a wealth of knowledge and experience in medical device supply chain management, manufacturing and engineering especially in portfolio companies owned by private equity firms.  Lowell has held positions of increasing responsibilities in companies that provide various specialty and general surgical instruments and equipment.  He received his undergraduate degree in Engineering from the U.S. Merchant Marine Academy and his MBA in Management and Marketing from Indiana University.




Brian Diaz

Director, Operations


Brian Diaz has been a member of the Natus family since December 2014, as Materials, Sourcing and now Director, Operations. From 2004 to 2014 Brian was the Materials and Operations Manager at Hologic’s molecular diagnostics site in Madison Wi, producing various IVD molecular diagnostic assays and research use reagents for the agriculture genetics markets. Prior to 2004, Brian managed several Materials and Operations roles within Thermo electron producing analytical instrumentation and medical device equipment. Brian is a graduate of Northern Ill. University, in Operations Management. Brian is married with 3 children and resides in the Madison, Wisconsin area.




Nicolas Frieß

Sr. Director, Global Service


Nicolas joined Natus in February 2013. He brings over 10 years of Medical Device experience to the organization, which includes many years in the Neurodiagnostic and Newborn Care markets. Starting in Customer Care, he has held various international leadership roles within the customer service area covering both, technical and administrative departments. During this time, he developed service programs, established new processes and technologies in order to expand the various areas of support into a successful, customer focused and profitable part of the organization. During this period, he also worked for Medical Device companies including Cardinal Health and CareFusion.




Scott Hickey

Chief Financial Officer


Scott Hickey joined Natus from The Riverside Company (a Private Equity firm) where he was an Operating Finance Executive. There he directly supported three independent companies and supervised / mentored their three Chief Financial Officers. Prior to Riverside, Mr. Hickey was the Chief Financial Officer and Vice President of Administration for A&E Medical, a Private Equity Company which was acquired by Zimmer Biomet in 2020. Earlier in his career, Mr. Hickey was the Vice President – Financial Advisory and Consulting Team for American Capital, Ltd., a publicly traded private equity firm and global asset manager. He was responsible for investment evaluation and ongoing consulting services to portfolio companies. Mr. Hickey joined KPMG LLP in 1999 upon graduating with a Bachelor’s in Business Administration from Siena College.




Martha Kennedy

Vice President, Quality Assurance / Regulatory Affairs 


Martha Joined Natus in December 2017 from Technopath Manufacturing Ltd, where she worked in various Quality and Regulatory roles over a 10-year time frame. Earlier in her career, Martha also worked in Olympus Diagnositca and Beckman Counter, both having a strong foot hold in the Irish IVD industry. Martha Graduated from the University of Limerick with an honour’s degree in BSc Industrial Biochemistry and more recently from the National University of Galway with a MSc in Medical Technology and Regulatory Affairs.




Alissa Knuteson

Senior Director, Research & Development Engineering


Alissa joined Natus in January 2020 and has expanded her role from Global Hardware and Firmware Senior Manager to head of Research and Development engineering for the Sensory Division.  Alissa came from Baxter International Inc., where she was a Senior Manager of the Specialized Monitoring team within the Medication Delivery business.  Prior to this role, Alissa led the execution of new wireless module development for Infusion pumps at Hospira and completed remediation engineering efforts for the large volume and syringe pumps following compliance issues.  Previously, she held several positions at Motorola, from automotive controller design engineering within the Automotive business unit to Director of Technical Marketing in the Telecommunications sector.  Alissa joined Chrysler in 1995 as an electrical engineer for Small Car Platform Design Engineering working in the Belvidere Assembly plant upon graduating with a Bachelor of Science in Electrical Engineering from University of Wisconsin-Platteville.




David Milne

Chief Human Resources Officer 


David Milne joined Natus in December 2022 from Symmetry Surgical, Inc., where he served in several senior roles with it and its predecessor, Symmetry Medical, Inc., from 2009 – 2022. Both Symmetry entities operated in the medical device industry, with Symmetry Medical having significant international operations. Earlier in his career, Mr. Milne was VP and General Counsel with the Steak n Shake Company, where he oversaw legal and HR matters for the company’s 25,000 employees and 450+ locations. Mr. Milne joined Steak n Shake from Scopelitis, Garvin, Light, Hanson & Feary, where he practiced primarily management-side Labor & Employment law. Mr. Milne graduated Cum Laude from the Indiana University Maurer School of Law.




Lars Bladt Rasmussen

Vice President, Product Management, Innovation & Business Development


Lars Bladt Rasmussen joined Natus in 2017 via the acquisition of Otometrics where he had served in a similar role since 2016 as the head of product management. Prior to this tenure, Lars spent 10 years with the Demant group in different international positions within general management, marketing, and product management at Interacoustics, Grason-Stadler and DGS. Earlier in his career Lars has held different marketing positions within the fields of consumer electronics, market research and publishing as well as enjoyed two expat terms (6 years in total) in the USA, living in Atlanta, GA and Minneapolis, MN. Lars holds a B.Sc. in Business Administration and M.Sc. in International Marketing from the University of Southern Denmark.




Uwe Schwendler

Director Human Resources


Uwe Schwendler joined Natus in August 2013. Mr. Schwendler brings over 20 years of International Human Resources experience to the organization. Having most recently held the role of Senior Manager HR for Natus, Mr. Schwendler has since 2013 served at the company’s Office in Munich in various roles and territories within Human Resources. Since 2016 he oversaw Human Resources for EMEA and APAC. Earlier in his career, Mr. Schwendler was Head of Human Resources for Maurer SE, a family owned Engineering Company with 800 employees where he was responsible for all aspects of Global Human Resources. Prior to this role he was the Head of International HR for BBRail GmbH a daughter of Balfour Beatty PLC. leading Human Resources for EMEA and APAC. Mr. Schwendler holds a Diploma in Economics and Human Resources from Hochschule Bremen, Germany.