Leadership Team

Jeff Marrs | CEO

Jeff was born and raised in Southern California and attended Cal Poly in San Luis Obispo where he earned his B.S in Environmental Engineering. Jeff’s first job upon graduation in 1983 was as a design engineer at Air Conditioning Company, Inc. before it became ACCO Engineered Systems.

After his invaluable engineering experience, he transitioned to project management, sales management, mechanical construction leadership and now president & CEO. During his time before his current role, he sold and managed many high profile projects including the Staples Center, LA Live, Utah Data Center and Wilshire Grand. He led the sales and project management efforts first for the L.A. Project Group and then companywide.

Along the way, Jeff and his wife of more than 30 years raised 4 young men.

In his free time, Jeff enjoys time with his family, weekends at the beach in Encinitas, experiencing new restaurants and flavors and travel. Maui is a favorite destination.

Richard Yates | President, Southern Region

Richard was born and raised in Northern California and worked as a grocery clerk as he got his AS Degree at College of Marin and then attended Cal Poly, San Luis Obispo where he earned a BS in Environmental Engineering. After graduating, Richard worked for a small design-build mechanical contractor in the Bay Area for several years before going back to Cal Poly to earn his MBA. ACCO recruited him from Cal Poly as a project engineer in 1983. Almost immediately, he became a project manager servicing Turner Construction and building Library Square, Gas Center, Landmark Square, Westwood Gateway, Amgen Building 14 and many more.

In 1998, Richard joined ACCO’s team in the Bay Area, servicing Devcon as a senior project manager before being promoted to sales manager where he oversaw the consolidation of ACCO’s three regional offices into the current San Leandro site. In 2005, he transitioned over time back to Southern California and got involved in L.A. Live, Concerto and other downtown L.A. projects. He eventually moved to Orange County where he held the sales manager role for the Costa Mesa and San Diego offices, then as the head of all mechanical construction efforts, and finally to his current role as president of ACCO’s Southern Region.

Richard and his wife have a blended family of 5 kids.

Richard enjoys his time with his wife and family in beautiful San Clemente cycling, hiking, playing pickleball, gardening and enjoying the beach and exploring his second home in Bend, OR for fishing, hiking, kayaking and relaxation.

John Hansen | President, Northern Region

John Hansen was born in England before immigrating to the U.S. as a young child. He holds a Masters in Business Administration from Pepperdine University, and a Bachelors degree in Engineering & Technology from Cal Poly San Luis Obispo.

John started his career with Johnson Controls, before joining ACCO as a service sales project manager in 1993. Prior to becoming president of ACCO Engineered Systems’ Northern Region, John served as the president and COO of Sunbelt Controls, a wholly owned subsidiary of ACCO, after holding multiple leadership roles at ACCO Engineered Systems.

In his time at ACCO John has managed a team of project managers that designed, built, and maintained energy efficient mechanical systems for companies such as Kaiser Permanente, Stanford University, UCSF, Netflix, Google, Facebook, Salesforce, and Genentech to name a few.

John met his wife during his time at Cal Poly and raised his children in Northern California.

When he is not working, John enjoys cycling, tennis, snow skiing and travel.

Ken Westphal | Chief Growth Officer

Ken grew up in the upper Midwest of Wisconsin and Minnesota, attending the University of Wisconsin earning a BS degree in National Resources. He worked for Johnson Controls during his undergraduate studies as an electronic technician focusing on integrated building control systems.

Upon graduation, he continued his career with Johnson Controls as a Sales Engineer in Minneapolis/St. Paul advancing to management leadership positions in Los Angeles and San Francisco.

In 1991, Ken came to ACCO to start a DDC Controls business unit and was promoted to the position of the president of the Building Services group (now known as the Facility Service group), which is now one of the largest mechanical service providers and independent controls companies in North America. He participates in many signatory labor/management industry groups with Mechanical Service Contractors of America (MSCA).

Ken and his wife of more than 35 years take many hiking trips around the world each year and enjoy a few trips to see plays in New York or London. They raised a daughter who shares their passion for travel.