The Holbrook Team
Jim Patterson
President | CEO


Jim graduated from the University of Utah, with a B.S. in Mechanical Engineering. Licensed Professional Engineer in California and Utah. Served 6 years in the US Army Reserves. Consulting & Plant Engineering for 8 years. Joined Holbrook & Assoc. in Feb. 1982. Active member of ASHRAE serving in many officer positions, including Chapter President & CRC Chair. Sports & outdoor activities including skiing & hiking are Jim’s passions outside of work. Served on Health South Advisory Board and other local organizations.

Ryan Patterson
Vice President


Ryan graduated from Westminster College. Experience includes over 14 years with Holbrook & Associates and a working background in general mechanical, electrical, & HVAC systems. Ryan also has a technical college diploma and 8 years of inside sales & customer service experience with a Fortune 500 company prior to joining Holbrook & Assoc., Inc. Since joining Holbrook Associates, he has developed systems, design, & engineering skills. Expertise in problem solving and solutions based project management. Integrating purpose-built CRM, local network, company website design, and tech support. Including receiving an accredited certification emphasizing leadership, technical writing, and public speaking. Ryan also participates with and assists local volunteer organizations involving events, marketing, website devolvement, shareware, and user database management. In his spare time, Ryan enjoys time with his family. Going University of Utah football games. Long walks in the park with his dogs. Travelling to new places. Camping, hiking, and shooting. And just living life in the Rocky Mountains, Moab, and Utah’s great national parks.

Aaron "AC"Patterson
Outside Sales


Aaron's experience includes two years with Holbrook & Associates and a working background in general mechanical, electrical, and HVAC systems. Prior to joining Holbrook & Associates, Aaron attended Salt Lake Community College in business and marketing and 17 years at Union Pacific Railroad. At Union Pacific, Aaron worked many different positions in the transportation department including earning his engineering license and working seven years as a locomotive engineer. Since joining Holbrook Associates, he has been working on business development and outside sales. Aaron spends free time enjoying the outdoors. Including riding he’s ATV, camping, hunting, fishing and loving every day. He takes his chocolate Lab and best friend with him everywhere he goes.

Kaveh Someah
Director of Business Development


Chemical Engineer graduate from the University of Wisconsin-Madison. Kaveh has spent over 30 years of professional career in water and wastewater treatment as well as the design and operation of heat transfer related equipment. Kaveh has spent his career at major companies such as WSA Engineered Systems, Brackett Green, and Ovivo ( formerly known as Eimco Water Technology), serving global customers in HVAC, O&G, and power generation sectors with solutions in areas of water & wastewater physical, chemical, and biological treatment, raw water filtration, as well as improving efficiency and performance of heat transfer related equipment such as shell & tube and plate & frame heat exchanger/condenser.

Ronda Engstrom
Sr Mechanical Engineer


Ronda received her BS in Mechanical Engineering from the University of Utah. She was a project and personnel manager with Marley Cooling Technologies for 7 years. Ronda is an active member of ASHRAE, and is currently the President Elect of the Utah Chapter. She joined Holbrook & Assoc. in July, 2001.

Jennifer Anderson
Accounting Manager


Jennifer graduated from the University of Utah in 1990 with a BS in Behavioral Science & Health. Certified as a Professional Bookkeeper and Quickbooks Specialist. In her free time she enjoys cooking and hiking. She joined Holbrook & Associates in November 2006.

For questions, products, service and parts

(801) 308-0128

Or request for more information