Corporate Headquarters
3273 Dubuque Street N.E. P.O. Box 2120
Iowa City, Iowa 52244-2120
Phone: 319.338.1184
Fax: 319.338.8510
Conklin Quarry
3263 Dubuque Street N.E.
Iowa City, Iowa 52240
Phone: 319.354.1090
Fax: 319.354.6606
Coralville Stone Yard
1205 First Avenue
Coralville, Iowa 52241
Phone: 319.338.1021
Maintenance & Repair Shop
3259 Dubuque Street N.E.
Iowa City, Iowa 52240
Phone: 319.351.8011
Fax: 319.351.6487
Stripping / Dirt Crew
1205 1st Avenue
Coralville, Iowa 52241
Phone: 319.330.1146
Klein Quarry
3445 Deer Creek Road S.E.
Iowa City, Iowa 52240
Phone: 319.351.8535
Fax: 319.351.1914
Ernst Quarry
2805 Wapsi Avenue N.E.
Iowa City, Iowa 52240
Phone: 319.643.5115
Fax: 319.643.5115
Columbus Junction Underground Mine
25781 County Road G-52
Columbus Junction, Iowa 52738
Phone: 319.728.2628
Fax: 319.728.2441
Keota Quarry
2160 Keokuk Washington Road
Keota, Iowa 52248
Phone: 641.636.2150
Fax: 641.636.2150
Riverside Sand Plant & Stone Yard
5716 Harry’s Road SE
Riverside, Iowa 52327
Phone: 319.648.5930
Fax: 319.648.5933
Fredonia Sand Plant
16327 County Road G-40
Columbus Junction, Iowa 52738
Phone: 319.728.2773
Fax: 319.728.6004
Young America Stone Yard
2055 Lexington Blvd.
Washington, Iowa 52353
Phone: 319.653.1039
Fax: 319.653.1039