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As a company, we are dedicated to the success of our customers. Calsense Technical Sales representatives provide product information, technical specifications, and assist with site assessments.

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Taking a collaborative approach

We believe in doing the right thing to serve and build respect and loyalty with our customers and partners. Our collaborative team is always looking to create opportunities from challenges and provide the support needed to solve issues and improve your system. We embrace the culture of evolving technology by educating people about new and updated products. We are excited to build a relationship with you and help you get the most out of your Calsense system.

Brian Walker, National Sales Manager

Eastern United States

(386) 600-7758

Brian joined Calsense in November of 2022 after working in the irrigation industry for more than 30 years. As the owner of a large landscape and irrigation company for three years, he was able to learn and gain expertise in all aspects of the industry. Since then, he’s continued to be involved in this space holding multiple roles within the industry. Brian has been sharing his knowledge with others for 20 years, as he’s been an instructor teaching CEU classes to irrigation contractors for the Florida Irrigation Society, at Sports Turf Manager Association meetings, providing training to municipalities and contractors, and teaching design and irrigation practices to landscape architecture firms. In his spare time, Brian likes to spend time with his family in Florida.

Jeff Drongowski, QWEL

Southern California & Nevada

(760) 580-9428

Jeff is a passionate advocate for a sustainable and equitable future for all. A LEED Green Associate, a Qualified Water Efficient Landscaper, and a graduate of the UCLA Extension Sustainability Program, he serves as Co-Chair of the Climate Business Working Group of the Los Angeles Chapter of the Climate Reality Project and is active with the US Green Building Council and Net Impact. Now Technical Sales Representative at Calsense, Jeff believes California has an obligation to lead the nation on water conservation matters and is working hard to make that happen through educational presentations, local advocacy, and creative projects.

Don Keeton

Arizona & New Mexico

(480) 721-4882

Don is the representative in Arizona and has been with Calsense since 2012. He began his career in the green industry working at Quail Creek Golf club in Oklahoma City, Oklahoma. He has a variety of experiences from specializing in golf turf to owning his own landscape design company. He currently serves Arizona and New Mexico helping Calsense customers. He is proud to be a part of the Calsense team.

Keith Schweiger, CLWM, CID, CIC, CLIA, CIT, QWEL

Central United States

(303) 229-1372

Keith joined Calsense in January of 2020 as the opportunity to work with a leading smart irrigation solution company culminates a 36-year career in the irrigation industry. His 15 years of experience working and managing irrigation in the field, combined with 19 years of distribution tenure, are a great fit for the company. Keith has been involved with the Irrigation Association since 2004 and has earned several Irrigation Association certifications.  The enjoyment and sharing of professional irrigation knowledge are things that Keith has been dedicated to for more than 20 years. To relax, Keith likes to go camping and hiking with his wife Theresa, and home remodeling.

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