ABOUT US
Our vision is to equip the next generation of sheet metal workers with a combination of skills and technology that assure a secure future for members and employers alike.
the Mission
Our mission is to efficiently deliver quality training that sets the standard for our industry, prepares our students for success, and assures our employers an efficient and productive workforce.
1885
Sheet Metal Workers organize in San Francisco
1903
Local Union No. 104 Chartered in Bay Area
1904
Local Union No. 67 merges with Local Union No. 104
1906
The Union Headquarters, the Tin Can, is built in San Francisco
1974
Local Union No. 75, 497 merged with No. 104
1982
Local No. 216 and Local No. 272 merge with Local No. 104
1986
Local No. 309 merges with Local No. 104
