Marine Corps Support Facility – New Orleans, LA
U.S. 35 and North Fairfield Road Interchange – Beavercreek, OH
Fall Hazard Abatement Design – Lansing, MI
Wright State Way Bridge Design Team - Beavercreek, OH


In 1966, our firm was born as an engineering company fueled by integrity, quality and service.

Today, our diverse and talented staff provides services in architecture, engineering, environmental sciences, planning and surveying.

Key engineering disciplines include civil, environmental, safety and structural engineering.


LJB professionals are actively involved in many professional organizations and regularly present at professional conferences.  Please check out where you can engage with us next!


Blog: The Spot

  • LJB Writes the Book on Fall Protection

    LJB has always taken a unique approach to fall protection consulting, with our independence from equipment and our focus on holistic program and system development. In light of recent news that fall fatalities increased again in 2014, it is critical to find new ways to protect workers at height. To help make information about fall […]

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LJB Quick Facts

ljb-icons-font-awesome2-buildingQuick Fact #1 – LJB provided structural design for the world’s largest structure built with tilt-up concrete construction (4.1 M square feet).

ljb-icons-font-awesome2-certificateQuick Fact #2 – LJB has more dually certified professional engineers and certified safety professionals than any other firm in the industry.

ljb-icons-font-awesome2-roadQuick Fact #3 – LJB designed the first continuous flow and quadrant roadway intersections in the State of Ohio.

ljb-icons-font-awesome2-globeQuick Fact #4 – LJB has designed more than 1,600 tilt-up construction projects, located in 49 U.S. States, Canada, Central and South America, the Caribbean and Northeast Africa.

ljb-icons-font-awesome2-checkboxQuick Fact #5 – Our project managers are expected to obtain Project Management Professional certification through the Project Management Institute. Currently, we have five certified PMPs on staff.

ljb-icons-font-awesome2-usersQuick Fact #6 – LJB has trained more than 1,500 people to be Competent Persons in fall protection.