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Proffesional Associations


We are delighted that you are visiting the CBI website to learn more about our unique and dynamic firm. For over thirty years the firm has been serving the construction and engineering needs of the citizens of New Jersey and lower New York.


Since its founding in 1986, Colonnelli Brothers Inc. has been dedicated to providing quality construction and engineering services, being a leader in the construction industry while exploring new construction techniques and methodologies. And most importantly, to support the construction and engineering industry in a professional and ethical manner with dedication to both the client and the industry.





Phone: (201) 440-1118
Fax: (201) 440-8282
Emergency line: (201) 440-1118 

Colonnelli Brothers, Inc.
409 South River Street

Hackensack, NJ 07601



Contact Us


Fields of Work
Corporate News

Bridge Construction

Gas Mains & Services Installation

Underground Electric Installation

Heavy Transportation Construction​


Heavy Excavations


Water, Sewer & Drainage Systems


Utilities, Pump stations

Milling, Paving, Road Work and Concrete​


Demolition and Site Work


Earth Protective Support Systems


Foul Weather Maintenance


Emergency Construction Service 24/7


2-22-23              Taft Avenue Pedestrian Bridge


Taft Avenue Pedestrian Bridge is underway along RT 80 in Woodland Park, NJ for NJ DOT

This 70 Ton Prefabricated bridge will connect residents on both sides of route 80 and offer a modern aesthetic along one of New Jerseys busiest highways.



2-17-23                 Kingsland Road Bridge


Since fall 2022, Colonnelli has been constructing a new concrete bridge in Clifton, NJ

This ornate bridge utilizes many of Colonnelli's trademark specialties, such as, Temporary Cofferdams, Precast Retaining Wall installation and multiple versions of erosion control. 


2-4-23                    Kinch Dam Rehabilitation

After recently being awarded the Kinch Dam Rehabilitation job in Middletown, NY, Colonnelli plans on mobilizing in March to begin the reconstruction of this historic structure.

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