Organization
The International Association of Operative Plasters and Cement Masons was founded in 1864 and represents one of the world’s oldest and most noble crafts. The mission and purpose of Local #633 is to provide contractors with the best qualified journeymen, providing professional quality service.

Nature of Trade
The principal work of Cement Masons is finishing the exposed concrete surfaces on many types of construction projects. These projects range from small jobs, such as the finishing to patios, floors, and sidewalks, to work on huge dams, miles of concrete highways, foundations and walls of large buildings, airport runways, etc. Duties of a Cement Mason include:

  • Screening, floating and troweling of cement surfaces;
  • Work on concrete Construction (buildings, sidewalks, highways, etc.);
  • Laying, spreading and finishing of concrete;
  • Setting curb forms, expansion strips in build., sidewalks & driveways;
  • Sawing and scoring all concrete;
  • Operation of machinery (floats, troweling mach., cement guns, etc.)

Formal Training
The local apprenticeship program seeks to guarantee that all members within its jurisdiction are properly trained and that they uphold the standards of the craft throughout their profession. Cement Masons participate in a three-year Apprentice Training Program where they learn all phases of concrete construction. The apprenticeship includes 6,000 hours of on-the-job training, with classes as required.

Cement Masons and Plasterers Local #633
Contact: Mike Krahn, Business Agent

1500 1st Avenue NE, Suite 101
Rochester, MN 55906
Phone: 507-282-7308
Fax: 507-282-3329
Cell: 507-250-0221
Email: mikek@local633.org

CPI Preferred Contractors

Cement Masons

Aaron Benike
P.O. Box 6547
Rochester, MN
(507) 288-6575
(507) 288-0116
Steve Schultz
3621 9th Street NW
Rochester, MN
(507) 289-2642
(507) 289-2642
Steve Stienmetz
1619 3rd Ave SE
Rochester, MN
(507) 282-5148
(507) 282-2343
2939 Enterprise Ave Ste B
Hastings
651-788-9556
651-788-9562
David Bastyr
5986 Bandel Rd NW
Rochester, MN
(507) 280-9788
(507) 280-9797
Tom McConnel
5228 77th Ave SE
Eyota, MN
(507) 281-3703
(507) 281-0259
Wayne Gunderson
6892 31st Ave NW
Rochester, MN
(507) 529-3846
(507) 529-7509
Dan Melbostad
3555 9th St NW Suite 100
Rochester, MN
(507) 536-4870
(507) 536-4867
Scott Fenske
2227 Seventh Street NW
Rochester, MN
(507) 288-2041
(507) 288-7979

Plasterers

Daniel Soderberg
3730 40th Ave. NW
Rochester, MN
(507) 288-4213
(507) 288-8208

Regional Contractors

Cement Masons

Allen Lysne
P.O. Box 407
Owatonna, MN
(507) 451-7121
(507) 451-0957
Mike Krahn
1500 1st Avenue NE, Suite 101
Rochester, MN
(507) 250-0221
(507) 282-3329
2939 Enterprise Ave Ste B
Hastings
651-788-9556
651-788-9562

Plasterers

Allen Lysne
P.O. Box 407
Owatonna, MN
(507) 451-7121
(507) 451-0957