Our Team

Team Dempsey

Because It's The People That Make Up A Company

Jack Dirksing Project Engineer

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Jack Dirksing Project Engineer

Jack Dirksing joined Dempsey Construction in 2024 as a Project Engineer. A native of Ohio and graduate of University of Cincinnati, Jack has been working in construction since high school, when he worked for his grandfather doing concrete work. In his free time, Jack enjoys being active, running, swimming, and surfing.

Jackson Hews

Jackson Tews Project Engineer

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Jackson Hews

Jackson Tews Project Engineer

Jackson Tews joined Dempsey Construction in 2023 as a Project Engineer. Born and raised in Nebraska, Jackson studied at the University of Nebraska-Lincoln where he studied Global Studies, National Security Studies, and Arabic. Prior to attending the University of Nebraska-Lincoln, Jackson served several years in the U.S. Marine Corps. He led a team of 185 as their Executive Officer when his service ended. In his free time, Jackson enjoys surfing, snowboarding, endurance sports, and working out.

Jaime Norum

Jaime Norum Senior Preconstruction Manager

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Jaime Norum

Jaime Norum Senior Preconstruction Manager

As a Senior Preconstruction Manager, Jaime’s responsibilities include estimating, assisting the design of new projects, training of new project team members, managing subcontractors in the preconstruction process and preliminary project scheduling. Jaime graduated from the University of Florida with a degree in Building Construction, she has been with Dempsey with 4 years with previous experience working for a large general contractor for 12 years. Jaime enjoys the entire development process from napkin ideas to the finished product. In her spare time, Jaime enjoys going to the beach, traveling with her husband or hanging with her kids.

Jaime Orozco Field Operations

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Jaime Orozco Field Operations

Jaime Orozco joined Dempsey Construction in 2023 and is currently a member of the Field Operations team.

Jason Colquhoun

Jason Colquhoun Superintendent

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Jason Colquhoun

Jason Colquhoun Superintendent

In his role as project superintendent, Jason supervises our subcontractor team, build and track our job site progress schedule. He also helps with plan understanding and overseeing all city and county inspections. Jason has extensive experience in the construction industry, beginning when he was 15 and working under his father. Jason’s inspiration comes from his many mentors including his father and other supervisors he’s worked with. When he’s not working, he enjoys desert trips with his son, camping at the beach or mountains, riding motorcycles and paddle boarding.

Jennifer Hankins Subcontracts Payable Assistant

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Jennifer Hankins Subcontracts Payable Assistant

Jennifer Hankins joined Dempsey Construction in 2023 as a Subcontracts Payable Assistant. A Southern California native, Jennifer recently went back to college to develop herself further, and in her free time, her hobbies include spending time with her son, hiking, golfing, working out, going to the beach, and going out dancing with friends.

Jim Hansen

Jim Hansen VP of Field Ops/Principal

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Jim Hansen

Jim Hansen VP of Field Ops/Principal

As Vice President of Field Operations, Jim oversees all field employees and provides guidance, and logistical support to Superintendents and Foremen on Dempsey Construction projects. Jim has been in the construction industry for 32 years, joining Dempsey Construction in 2014. Throughout his career, he has had the opportunity to build and oversee many interesting and diverse projects. Jim is inspired by young, talented people that set goals and want to reach them in this field. Jim has always had good mentors while growing in his career and he prides himself in being that same mentor to others. Jim likes to spend time with his wife and two children. He finds great joy watching his daughter perform synchronized swimming and his son race mountain bikes.

Joe Gielczyk Superintendent

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Joe Gielczyk Superintendent

Joe Gielczyk joined Dempsey Construction as a Superintendent in 2014.

John Dempsey

John Dempsey CEO

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John Dempsey

John Dempsey CEO

John Dempsey, a 40-year veteran in the construction industry, is the Founder and CEO of Dempsey Construction. As CEO, John focuses on Vision, Structure, Culture, and People. John currently lives in Carlsbad with his wife and their dogs. In his free time, he spends time outdoors with his family.

Bachelor of Arts in Economics, University of California, Davis Economic Honor Society, Dean’s List USGBC – LEED, AP

Associated Builders & Contractors, Board of Directors, San Diego Chapter Young Presidents’ Organization, Chairman, San Diego Chapter NAIOP, Past Member