Construction Staff Colorado

Meet Our Staff

Colorado
Andy Karl

Title: Colorado Construction Director

email: andy@sub4dev.com

bio: Andy joined Sub4 Development in June 2022 as the Colorado Director of Construction. He brings 22 years of project management and operations experience.…

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ASIA STEWART

Title: Project Manager

bio: Asia is a Project Manager for Sub4 Development Company. She is currently managing Sub4’s multi-family residential projects in Colorado Springs.…

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Carlos Zuniga

Title: Project Manager

bio: Carlos joined Sub4 Development in 2022 as a project manager, currently managing multifamily projects in the state of Colorado. He is currently pursuing…

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Jeremiah Boudreau

Title: Project Engineer

bio: Jeremiah is originally from the Chicagoland area and joined Sub4 in May 2022 as a Project Engineer in Colorado Springs. He graduated from Purdue University…

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Kelsey York

Title: Project Engineer

bio: Kelsey joined Sub4 as a Project Engineer in October 2022. As a project engineer, Kelsey assists the project team in different aspects including submittals,…

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Kevin McKean

Title: Lead Superintendent

bio: Kevin joined Sub4 Development as a Superintendent in the Colorado Region in 2022. Kevin has over 20 years of experience in the construction industry,…

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Ron Wierschem

Title: Superintendent

bio: Ron joined Sub4 Development as a Lead Superintendent in the Colorado region in 2022. Ron is the lead person in the field responsible for overseeing all…

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CORY CARLTON

Title: Superintendent

bio: Cory joined Sub4 Development as a Superintendent in the Colorado region in 2021. As a superintendent, Cory is the lead person in the field responsible…

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David Brawner

Title: Superintendent

bio: David joined Sub4 Development as a Superintendent for the Colorado division in the summer of 2022. David brings to Sub4 10 years of residential construction…

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