Black and white sign with the word 'ABATEMENT' written on it.

Safe & Certified Abatement

Protecting communities through safe, compliant, and sustainable solutions.

Hillen Abatement, LLC is a trusted environmental contractor serving commercial, industrial, education, healthcare, government, and residential clients. With over 100 years of combined management experience, we specialize in asbestos abatement and turnkey services including demolition, interior demolition, concrete saw cutting, lead and mold remediation, hauling, and roll-off solutions. Our uncompromising commitment to safety, compliance, and quality ensures every project is completed responsibly—protecting our employees, our clients, and the communities we serve.

Hillen is a partner of the Colorado Department of Public Health and Environment
Hillen is proudly apart of the Colorado Environmental Professional Association

Request a certified abatement assessment today.

Construction or renovation site with covered countertops and equipment, plastic and tape protecting surfaces, and a concrete floor.

Montbello High School

Denver, Colorado

Hillen Corporation completed the comprehensive abatement and precision demolition of the former Montbello High School. Meticulous planning and execution were crucial, involving the removal of hazardous materials such as asbestos and lead paint, and the careful dismantling of the structure using state-of-the-art equipment under strict safety protocols. This operation not only prepared the site for new development but also minimized environmental impact, showcasing Hillen’s commitment to sustainable practices. The project underscored our expertise in managing significant demolition and abatement efforts, reinforcing our leadership in the industry.

Construction site inside a building with exposed metal ceiling and support beams, plastic sheeting, construction materials, and equipment scattered on the unfinished concrete floor.

Building 53 Remodel

Denver, Colorado

Hillen Abatement and Demolition recently completed a comprehensive interior abatement and demolition project as part of the remodeling efforts for Building 53. Our expert team meticulously handled the removal of hazardous materials, ensuring all environmental and safety standards were met. Following abatement, we executed a thorough demolition of the interior, preparing the space for its next phase of transformation. This project showcases our commitment to precision and safety in preparing buildings for renovation and upgrades.

Indoors construction site with dirt floor, construction equipment, ladder, and workers in protective gear, plastic sheeting hanging from ceiling.

Former Broomfield Drive Inn Theatre

Broomfield, Colorado

Hillen Abatement successfully completed a comprehensive abatement and demolition project within the full containment of the former Broomfield Drive-In Theater. Our skilled team meticulously contained and removed hazardous materials from the site, ensuring all safety and environmental regulations were strictly followed. This precise operation facilitated the safe demolition of the structure, paving the way for future developments while preserving community and environmental integrity.

Construction site with a blue dump truck, workers in white coveralls and yellow safety vests, and a partially demolished building in the background.

Open-air abatement at the Whittier Townhomes

Denver, Colorado

Hillen Corporation successfully executed an open-air abatement and demolition project at Whittier Townhomes. Our expert team efficiently handled the removal of hazardous materials in compliance with all safety standards, followed by the careful demolition of the structures. This project not only cleared the site for future development but also ensured that all procedures were carried out in a manner that minimized environmental impact, demonstrating our commitment to safety and precision in community-focused projects.

Client Showcase

Hillen client showcase - Milender White
Hillen client showcase - Hensel Phelps
Hillen client showcase - Saunders Construction
Hillen client showcase - Haselden Construction
Hillen client showcase - Turner Construction