Industry: 3241—Cement, Hydraulic
Establishments primarily engaged in manufacturing hydraulic cement, including portland, natural, masonry, and pozzolana cements.

Cement, hydraulic: portland, natural, masonry, and pozzolana
Codes Titles Number of US Businesses
3241Cement, Hydraulic525
324100Cement, hydraulic262
32410000Cement, hydraulic262
324199Cement, hydraulic, nec263
32419901Masonry cement75
32419902Natural cement36
32419903Portland cement149
32419904Pozzolana cement3