We combine technical expertise and precision to create resilient structures that last for generations.
Connecting Communities Across the Country
Bridges function as one of the primary systems of transportation that connect us all both near and far. Carrying essential goods and millions of lives across the nation every day, bridges enable us to strengthen businesses, relationships, and continuously move our society forward in a rapidly evolving world. From bridge rehabilitation and construction management to consistent documentation of structural repairs, Colliers Engineering & Design uses a forward-thinking approach to improve aesthetics, and bridge design to safely and efficiently transport drivers to extend the lifespan bridges for our clients.
Building resilient bridges together
Our experienced professionals provide clients with exceptional customer service, carefully walking them through bridge assessment with precision and close attention to detail. We take the time to analyze existing structural and material conditions, identifying each need to accelerate the success of your project. No matter how complex the challenge is, we develop cost-effective solutions for both small- and large-scale projects, ensuring that we meet your deadlines on time.
Our Specialized Services
From concept development and design, through execution and project closure, our professionals navigate clients through all phases of development.

The Civil Engineering Podcast Blog
Learn how civil engineering leaders Greg Johnson and Richard Maloney approach communication, mentorship, and career development in this podcast episode.

Strengthening our Building Engineering Systems Discipline with Four New Hires
Additions to the team establish a new office in Bethel, CT, growing our presence in Connecticut and New England Region.

BISNOW Data Center Investment Conference and Expo (DICE): National
Eric Marks, RA, LEED GA, National Architecture Market Lead for Data Centers at MG2 Design, an affiliate of Colliers Engineering…
Let’s talk about your next project!
Our multidisciplinary approach to design, combined with a deep understanding of the industry and passion for innovation, has positioned us as leaders consistently delivering outstanding results in shaping the built environment.





