Existing Subcontractors

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New Subcontractors

Before SDB can award any projects, you are required to submit a prequalification form. Email completed forms and documentation to prequal@sdb.com.

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After your prequalification has been submitted, please register with Building Connected.

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General Contracting Services

General Contracting

SDB Contracting Services is a full-service commercial construction company and general contractor. From tenant improvements, project re-use and renovation projects, to complete new fabrication facilities, SDB provides diverse capabilities, proactive solutions and multiple delivery methods including Job Order Contracting, Design-Build and CMAR. Safety is our top priority! We’re ready to go to work for you.

Preconstruction Services


Before construction starts, SDB provides value by partnering with owners to make important decisions and provide options to maximize project efficiency and minimize potential obstacles. The SDB preconstruction department provides comprehensive guidance and solutions regarding design, budget, and schedule.

Design-Build Construction

design-build icon

Utilizing target value design-build practices, SDB successfully delivers savings in time and money for clients without sacrificing value. Clients have a single point of contact throughout the entire process, which ensures a seamless process, and reduces Owner responsibilities in oversite.  Design-Build makes cost, value and constructability the drivers of the design. Ask us about our Design-Build and Design-Assist processes.

Self Performance Capabilities

Self performing millwork, metal fabrication, civil/wet utilities, scaffolding and shoring, crating, and rigging.


Steel Fabrication


Custom Millwork


Scaffolding and Shoring

Scaffolding and Shoring

Heavy Civil

Civil Site work-01

Crating and Rigging

Crating Rigging-01