Executive Team

John Suzuki

President and Chief Executive Officer

John Suzuki was appointed President and CEO of EFJohnson effective May 2015. John has 30 years of experience in the land mobile radio industry and has served in numerous executive leadership roles. He returned to EFJohnson after previously serving as the Senior Vice President of Sales for seven years. John has also served in sales and operations roles at Motorola Canada, Ericsson Incorporated and most recently at Avtec Incorporated. He holds a BS in Electrical Engineering from the University of Ottawa and an MBA from Duke University.

Duane Anderson

Senior Vice President and Chief Financial Officer

Duane Anderson was appointed Senior Vice President and CFO in July of 2015. He joined the EFJohnson team in 2012 as Controller. Duane brings over 20 years of extensive finance and operations leadership experience with manufacturing companies in public, private and start-up organizations. Prior to EFJohnson, Duane was the Corporate Controller for American Pad & Paper LLC and the Controller for Sagus International, Inc. He is a licensed CPA in the State of Texas, has an MBA from Ashland (OH) University and a B.A. in Accounting and Business Administration from Mount Vernon Nazarene University.

John R. Cagle

Senior Vice President, Sales

John R. Cagle joined EFJohnson in March of 2015. With more than 30 years' experience in land moble radio, Mr. Cagle brings strong sales leadership and knowledge to EFJohnson. Prior to EFJohnson, Cagle was vice president of sales at Airbus DS Communications for four years (formerly Cassidian Communications). Previously, he held various sales management and engineering roles at Oracle, SAS and Motorola Inc.

Karthik Rangarajan

Senior Vice President, Strategy & Products

Karthik Rangarajan joined EFJohnson in March of 2011 and is currently the Senior Vice President of Strategy and Products.  He specializes in product management, strategy and leads the R&D teams at EFJohnson.  Prior to joining EFJohnson, Karthik was the product management leader at the broadband wireless business unit for Cisco Systems in Richardson, Texas. He also worked with Nortel Networks, where he led national telecommunications software development projects for public safety networks, as well as projects to achieve interoperability within 2G and 3G networks of Tier 1 telecommunications customers. Karthik earned his MBA in strategy and entrepreneurship from the Cox School of Business at Southern Methodist University (SMU), and his Master of science in electrical engineering (MSEE) from Virginia Tech..

Timi Jackson

Senior Vice President & General Counsel

Timi Jackson was appointed General Counsel of EF Johnson Technologies, Inc. effective February 2011. Prior to joining EF Johnson Technologies, Inc. as corporate attorney in November 2007, Timi focused her private practice in real estate and foreclosure litigation. Timi received her JD from the University of Miami and is licensed to practice law in Connecticut, Florida, Illinois, New York and Texas.

Julie Dillman

Vice President, Human Resources

Julie Dillman, SPHR, joined EF Johnson in July of 2014 and was promoted to Vice President of Human Resources in April 2015.  Julie comes to EF Johnson with more than 20 years of experience in various facets of the Human Resources profession spending the last 15 years in the Senior Living industry.  Julie attended Texas A&M University where she earned a B.B.A. in both Accounting and Management. 

Karen Politte-Corn

Vice President, Marketing Communications

Karen Politte-Corn joined EFJohnson’s sales and marketing team in October of 2009. After leading the marketing communications initiatives for several years, Karen was promoted to Vice President of Marketing Communications in May of 2015. Prior to joining EFJohnson, Karen spent the bulk of her career as Marketing Director for YMCA of the Ozarks in Missouri. Karen attended the University of Missouri – Columbia, where she earned a B.S. in Marketing & Graphic Design.