HLDSR Engineering LLC
Where quality is excellence and clients are family
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Find the right engineering partner.
Explore capabilities, project experience, and office locations to build your shortlist.
Explore capabilities, project experience, and office locations to build your shortlist.
Where quality is excellence and clients are family
Multidisciplinary Engineering Centered on Solutions
Branford, CT
Deliver High Performing Complex Buildings
Fairfax, VA+9
Engineering Solutions Tailored to You
Arvada, CO
Build on what we know.
Appleton, WI+12
Transforming challenges into opportunities since 1983.
Sparta, NJ+2
Award-Winning MEP & Fire Protection Engineering for Public and Private Buildings
Taunton, MA
Mechanical Engineering and HVAC system design.
Wheat Ridge, CO
Engineering the future one partnership at a time
Vance, AL
Sustainable - Cost Effective - Engineered Design
Pasadena, CA
Mechanical Electrical Plumbing Engineers
Fremont, CA+6
We Know How
Ridgway, CO+2
Premier Engineering Design, Construction Support, and Maintenance Services
Hudson, OH
Innovative Engineering Solutions for a Sustainable Future
Las Vegas, NV
Providing Engineering, Construction, and PM Services to Private and Public Entities
Oakland, CA
Forward Thinking for a Sustainable Future
Frazer, PA+4
Partnering to Provide Real-World Solutions
Novi, MI+5
Engineering Design & Consulting
Fairfield, NJ
Providing Products and Solutions for Space-Flight and Ground Support Systems
Melbourne, FL
Mechanical Engineering and Heating, Ventilating and Air-Conditioning Design.
Wichita, KS
Advanced Engineering Solutions
Lexington, MA
Building Systems Engineering and Electrical Engineering.
Dunn, NC
Experience and Innovation Working for You
Hot Springs, AR+3
We Innovate
Houston, TX+1