Leadership Team






Bryon L. Merade

Chairman and Chief Executive Officer

Mr. Merade founded Caldera in April 2002, and focuses on corporate strategy, portfolio development and intellectual property. In 1997, Mr. Merade founded Surgical Solutions, Inc. which he built into a successful medical device distribution organization focused on Gynecology and Urology technologies. Prior to founding Surgical Solutions, he served as Director of U.S. Sales for BEI Medical Systems, a publicly traded manufacturer of devices for the Gynecology market prior to its acquisition by Boston Scientific. While at BEI, Mr. Merade had complete responsibility for the company’s U.S. sales operations, which represented 88% of BEI’s revenue. He led a team of 70 sales representatives, 15 distributors and 20 inside sales professionals. Mr. Merade began his career with Integra Precision Corporation as a Regional Sales Manager, where he had sales management responsibilities in numerous states and developed his region into the company’s largest revenue producing and most profitable area. Mr. Merade received his M.B.A. from the University of Southern California, his B.S. in Business Administration from Regis University, and an A.S. in Criminal Justice from Moorpark College.


Jeffrey S. Hubauer

Chief Operating Officer

Mr. Hubauer joined Caldera in 2017 and is responsible for the R&D, Manufacturing, QA/RA, Customer Service, Supply Chain, HR, Recruiting, IT and Facilities functions.  Most recently, Mr. Hubauer was Vice President of Business Development at Zyomed Corp., a startup focused on innovative diabetes devices, and he was responsible for strategic planning, business operations and strategic partnerships.  Prior to Zyomed, Mr. Hubauer was at Medtronic for 15 years in the Cardiac Surgery and Diabetes Divisions.  During his career at Medtronic, he held the positions of Vice President & General Manger Type 2 Diabetes Business (startup business), Vice President & General Manager of the Insulin Delivery Business (global market leader with $1.5B revenue) and Vice President Manufacturing & Supply Chain Diabetes Division.  He played significant roles in growing and scaling Medtronic Diabetes from $500M to $2B in revenue.  Mr. Hubauer has an M.B.A. from Lehigh University and a B.S. in Business Logistics from The Pennsylvania State University.


Sandra Muhlfeld

Vice President, Portfolio Strategy

Sandra is an expert in commercialization of new medical technologies with 15+ years in the healthcare arena. Joining Caldera Medical as the 6th employee in 2006, Sandra has played an instrumental role in building the company from early stage to a high growth commercial business leading multiple areas including Marketing, Inside Sales, Research and Development, and Manufacturing. She has worked closely with leading physicians to develop and launch multiple new medical devices. Early in her career, Sandra held a variety of positions in global and U.S. Marketing at large companies including Guidant and St. Jude Medical. Sandra is a healthcare executive who brings years of general management experience to each new role. Ms. Muhlfeld holds a B.S. in Physical Therapy from the University of Connecticut and an M.B.A from the Kellogg School of Management at Northwestern University.


Dan Keeffe

Vice President, Sales

Mr. Keeffe joined Caldera in 2016, and is responsible for all domestic sales functions. Mr. Keeffe came to us from Baxter International, where he was Area Sales Director, BioSurgery Division, responsible for the Western third of U.S. Sales, leading eight Region Managers and 62 sales professionals. Prior to Baxter, Mr. Keeffe led all U.S. Sales for Spectranetics Corporation, focusing on the adoption of excimer laser technology for coronary and peripheral arterial disease, leading eight Region Managers and 66 sales professionals.  Mr. Keeffe’s extensive medical device commercialization experience began at Boston Scientific where he gained international sales training experience prior to joining EKOS, a medical device start-up organization.  Mr. Keeffe has a B.S. in Business Administration from Arizona State University.


Pat Kothari

Director of Finance

Mr. Kothari joined Caldera in 2010 and oversees the Finance and Accounting functions of the company. Prior to Caldera, Mr. Kothari was Corporate Controller at JSM, a privately held real estate development company, where he headed the Finance, Accounting and Management Information Systems. At JSM, Mr. Kothari managed the Accounting & Reporting for as many as 15 LLCs in addition to budgeting, treasury management, tax planning and annual audits. Previous to JSM, Mr. Kothari was Assistant Controller at Citysearch, an online City Guide and a wholly-owned subsidiary of InterActive Corp. At Citysearch, Mr. Kothari was instrumental in building the Accounting department from the ground up, establishing internal controls and policies. Mr. Kothari was the point person to the CFO during the CitySearch IPO process and oversaw SEC reporting post IPO. Mr. Kothari holds a B.S. in Accounting from California State University, Dominguez Hills.