Serving Colorado & Wyoming | Dispatch Hall: (303) 455-0885 | opcmialocal577@gmail.com
Plasterers & Cement Masons Local 577
Since 1864 · OPCMIA · Denver, CO
OPCMIA LOCAL 577
Building Colorado & Wyoming — One Project at a Time
Skilled cement masons and plasterers serving the Rocky Mountain region. Earn while you learn and build a career you can be proud of.
OPCMIA Local 577 connects qualified craftspeople with signatory contractors across Colorado and Wyoming. Whether you are looking to join our ranks or hire skilled workers, Business Manager David Arguelles and our dispatch hall are here to help.
Skilled Craftspeople Across the Rocky Mountain Region
Local 577 has been a driving force behind major construction projects throughout Colorado and Wyoming. Our members bring precision, dedication, and union-quality craftsmanship to every job — from commercial floors to large-scale infrastructure.
Training, Safety & OSHA Certification
Local 577 invests in its members through ongoing training and safety programs, including OSHA 10 certification. Our apprenticeship program gives new workers the skills they need to build a lifelong career — earning a paycheck from day one.
A Strong Union Community
Our union hall is more than a dispatch center — it is a community. From regular membership meetings to hands-on training sessions, Local 577 supports its members at every stage of their career. We are proud of the brotherhood and sisterhood that defines our local.
Contact Us
Union Hall Address
4704 Harlan St.
Suite 680
Denver, CO 80212
Jurisdiction
Colorado
&
Wyoming
OPCMIA International
Since 1864
See What OPCMIA Is All About
Watch this short video from OPCMIA International to learn about the quality and value our union brings to every job site.
Plasterers & Cement Masons Local 577
OPCMIA International · Since 1864
Phone: (303) 455-0885
Email: opcmialocal577@gmail.com
4704 Harlan St., Suite 680, Denver, CO 80212
Serving
Colorado & Wyoming
© 2026 OPCMIA Local 577 — All Rights Reserved. Serving Colorado & Wyoming.