Expertise & Business Acumen Centered Around Communities
By linking our enduring company values with the values and priorities of our clients, we provide a unique approach that combines our expert technical skills with a strong understanding of our client’s business objectives. We’re strategically positioned to provide services in any market. At Hillmann, we strive to make a better future for all the communities we touch.
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Environmental Health & Safety Services
Exemplary services focused on maintaining a safe environment by recognizing and controlling health and safety hazards.
- Asbestos Services
- Mold Services
- Lead Services
- Indoor Air Quality (IAQ)
- Community Right-to-Know (RTK) & GHS Safety Data Sheet Compliance
- Risk Management & Loss Control
- Training/Occupational Safety
- Disaster/Emergency Services
- Industrial Hygiene
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Due Diligence & Remediation Management
Due Diligence & Remediation Management services designed to help mitigate potential environmental risk and liability.
- Phase I & II Environmental Site Assessments (ESA)
- Environmental Assessment (HUD Part 50/58, CEQR/SEQR)
- Hazardous Materials Surveys
- Property Condition Assessment (PCA)
- Seismic Risk Assessment (PML)
- Groundwater Testing
- Soil Testing & Delineation
- Remediation Design & Management
- UST/AST Decommissioning & Compliance
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Construction Services
A comprehensive range of Construction Services tailored to our client’s unique business and operational needs.
- Construction Risk Management (CRM)
- Construction Advisory (CA)
- Construction Site Safety (CSS)
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Lab Services
Hillmann maintains a fully accredited environmental laboratory that provides a range of analytical testing services. This sets us apart from other environmental consultants and is a value add to our clients. Our lab is staffed by 6 full time analysts and an administrative team.
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Our Mission, Culture, & Values

Our mission is simple, to make a better future for all the communities we touch. Our company culture has both an internal and external focus, defined by core values of integrity, people, service, expertise, and business acumen. We’re committed to ensuring human health and safety, becoming a true business partner to our clients, and serving the community.
Join Our Team
Our Mission, Culture, & Values
Our mission is simple, to make a better future for all the communities we touch. Our company culture has both an internal and external focus, defined by core values of integrity, people, service, expertise, and business acumen. We’re committed to ensuring human health and safety, becoming a true business partner to our clients, and serving the community.
Join Our Team
Project Spotlight Portfolio

Hillmann’s Environmental Health & Safety team is providing post fire combustion by-product sampling and consulting.
The Cathedral Church of St. John the Divine
New York, NY

Remediation & community air monitoring for e-designation site during redevelopment. Achieved Green Property Cert.
Junius Street Remediation
Brooklyn, NY

Hillmann’s Construction Advisory (CA) team provided pre-construction advisory & construction advisory services.
Maplewood Senior Living | Inspir Carnegie Hall
New York, NY