Powered by Trilon
Since 1966, LJB Inc. has built lasting relationships, strengthened communities, and delivered infrastructure solutions that make a meaningful impact — and today, that future continues to grow through our connection with Trilon.
Trilon aims to bring together the nation’s best engineering and planning firms in transportation, water and environmental, community and municipal infrastructure, energy facilities and utilities, and project delivery and construction management. This approach unites local knowledge with national collaboration and technical expertise, which delivers stronger client outcomes and supports more meaningful career growth for our people. By 2030, Trilon aims to build a Top 5-10 infrastructure consulting firm known for delivering practical and sustainable solutions.
Together, we are building on LJB’s legacy while creating new opportunities for our people, clients, and communities to grow into the future.
Connected by Opportunity
Together with Trilon, LJB Inc. is part of a broader network of infrastructure professionals, partner firms, and expertise across North America.
Grow With Us
Build your future with a connected team shaping communities across the country.
The Trilon Model
Trilon is creating one of the most dynamic infrastructure consulting platforms in North America.