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Welcome To Northern Con-Agg, LLP Est. 1986
Northern Con-Agg, LLP , NCA, began operations
in 1986 as an aggregate producer with operations in Minnesota
and South Dakota. Today, Northern Con-Agg, LLP consists of
two core business units, a mining division and a construction
division. The mining division concentrates on aggregate and
kaolin mining, while the construction division provides general
contracting services for projects throughout the state of
Washington.
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