With offices in Boston, MA, Philadelphia, PA, and our headquarters in Wilmington, MA, MacKay Construction offers construction services throughout the Northeast and the Mid-Atlantic States. Our company is an Award-Winning Union Company specializing in Heavy Highway/Asphalt, Concrete - Foundations, Site Work/Marine, Structural Restorations, Concrete - Flatwork, and General Contracting.

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MacKay Construction prides itself in being the leader in waterfront resiliency and critical infrastructure projects.

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"Protecting Our Great Cities For Years To Come"