International Brotherhood of Boilermakers, Iron Ship Builders, Blacksmiths, Forgers & Helpers
Local 647


Boilermakers use skills such as welding, rigging, blueprint reading, and mathematics to safely fabricate, install, maintain, and modify liquid pressure systems for commercial, industrial, and institutional construction projects. Requires situational awareness, spatial relations, comfort with heights, physical fitness, computational reasoning, improvisational problem solving, mechanical intuition, ability to read blueprints, and communication skills.

  • Industrial construction & repair
  • Manufacturing
  • Shipbuilding & marine repair
  • Railroad Construction
  • Mining & Quarrying
  • Cement Kiln Working


Varies by specialty.

The Local 647 Office is located in Ramsey, MN.


Carey Kowalski | Apprenticeship Coordinator
p: 763-712-9930
c: 763-276-5630

Scott Hollerud | Business Agent
p: 763-712-9930
c: 763-276-5631


The Southeastern Minnesota Building and Construction Trades Council (SEMNBCT) is comprised of local trade unions, and includes union representatives from the entire building and construction industry.

SEMNBCT exists to provide leadership to union members, promote and support the development of advanced knowledge by skilled workers, and offers guidance and support to owners and signatory contractors.