We are problem solvers and collaborators who are on a mission – committed to improving life in the built and natural world.
Markets
Aviation
From airside to landside, our aviation professionals partner with commercial and general aviation airports to upgrade infrastructure, increase capacity, and make the journey safer and more reliable.
Bridges & Structures
Our bridge and structure experience spans an array of services and markets, from designing bridges, culverts, and other structures to designing drainage and water facilities that seamlessly integrate with the environment.
Highways & Roads
A pioneer in surface transportation, Lochner specializes in the planning, design and delivery of complete streets, highways, complex interchanges and toll roads that support the safe and efficient movement of people and goods.
Transit & Rail
Whether modernizing existing infrastructure or planning for future development, we work to connect communities and give travelers and commuters the service they need.
Water & Wastewater
We provide a comprehensive range of water and wastewater engineering services, including all phases of facility and buried infrastructure projects. Through it all, our focus is on operability, dependability, and sustainability.
A FULL-Service PARTNER
Our cross-disciplinary service offering spans planning, environmental, design, and construction engineering and inspection, to comprehensive program and construction management.
Inside Lochner
UNPARALLELED BREADTH OF KNOWLEDGE
See the companies that make up the Lochner family — and our comprehensive service offering.
SEE OUR WORK
Our projects are answering tough challenges for our clients — and improving life in our communities.
By The Numbers
Careers
GROW YOUR CAREER — WITH US
Unlock your potential and thrive in a dynamic environment where growth is not just encouraged – it’s celebrated. At Lochner, our team is our biggest asset.
Lochner Cares
Our commitment to healthy, thriving communities goes beyond the project. Our people are active in charitable causes and volunteer activities, because giving back is who we are.
Around Lochner
Lochner Strengthens Partnerships at NTTA’s Cooperative Inclusion Plan Event
Lochner joined industry leaders, public agencies, and local firms at North Texas Tollway Authority’s (NTTA) Cooperative Inclusion Plan (CIP) event, […]
Lochner Expands Services to Charlotte, North Carolina
We’re excited to announce that Lochner has opened an office in Charlotte, North Carolina. This growth strengthens Lochner’s ability to […]
Triunity, A Lochner Company, Sponsors 2025 Western Winter Workshop
Earlier this month, Triunity, a Lochner Company, was a Platinum Sponsor of the 2025 Western Winter Workshop in Carlsbad, California. […]
Lochner Presents at Purdue Road School Transportation Conference and Expo
Environmental Department Manager Lisa Vale, Project Manager and Roadway Ecologist Tony Miller, and Senior Environmental Manager Kevin Connor recently presented […]