International Union of Bricklayers & Allied Craftworkers
This union represents all skilled trowel trades workers, including bricklayers, title setters, plasterers, cement masons, marble masons, restoration workers, stonemasons, helpers or finishers, terrazzo and mosaic workers. Their work includes buildings, homes, stadiums, monuments and landmarks throughout the United States and Canada.

Bricklayers & Allied Craftsmen Local 3

Bricklayers & Allied Craftsmen Local 6 - Scott & Muscatine Counties
The International Brotherhood of Boilermakers, Iron Ship Builders, Blacksmiths, Forgers and Helpers
This union represents workers throughout the United States and Canada who are employed in heavy industry, ship building, manufacturing, railroads, cement, mining and related industries. These skilled workers often use highly specialized equipment for welding, burning, cutting, rigging, layout and bolting. It’s hard work that requires both mental and physical dedication to the craft.

Boilermakers Local 83
International Brotherhood of Electrical Workers
The IBEW represents workers in the electrical industry including construction, gas and electric utilities, telecommunications, broadcasting, railroad, manufacturing and government. Construction and residential electricians work in all phases of the electrical construction and service industry. Their worksites range from single-family residences to state of the art industrial plants. Inside wire workers may install and maintain conduits, switches and converters, as well as wire lighting to complex systems incorporating computerization and current technology. Electricians work in the electric sign industry and increasingly perform more work in the installation of fiber optics and voice data video equipment.

IBEW Local 347 - Des Moines

IBEW Local 405 - Cedar Rapids

IBEW Local 13 - Southeast Iowa

IBEW Local 145 - Quad Cities
International Association of Heat and Frost Insulators and Allied Workers
Heat and Frost Insulators
This union represented skilled workers who install insulation to pipes, tanks, boilers, ducts, refrigeration equipment and other surfaces requiring thermal control of temperatures. The responsibilities of these mechanics, improvers and apprentices also include the manufacture, fabrication, assembling, molding, erection, spraying, pouring, mixing, hanging, preparation, application, adjusting, alteration, repairing, dismantling, reconditioning, corrosive control, testing and maintenance of heat or frost insulation. Workers also handle insulation materials made of fiberglass, rubber calcium silicate and urethane. Insulators also handle the removal of asbestos-containing material.

Insulators Local 74 - Des Moines

Insulators Local 81 - Cedar Rapids & Quad Cities

Insulators Local 57 - Sioux City
International Association of Bridge, Structural, Ornamental and Reinforcing Iron Workers
Ironworkers assemble and erect steel framework and other metal parts in buildings and on bridges, dams, skyscrapers, factories and other steel structures. They raise, place and join steel girders and columns to form structural frameworks, including the welding for material decking. In addition, iron workers are responsible for the steel reinforcing of concrete construction. Iron workers fabricate and install ornamental, architectural and miscellaneous metal building components. They also install curtain wall under the umbrella of the Ornamental and Architectural Department.

Ironworkers Local 67 - Des Moines

Ironworkers Local 89 - Cedar Rapids

Ironworkers Local 111 - Quad Cities
International Union of Elevator Constructors
Elevator Constructors
This union represents the most qualified and trained elevator constructors in the world. Members assemble, install and replace elevators, escalators, dumbwaiters, moving walkways and similar equipment in new and old buildings. Elevator Constructors also maintain and repair this equipment once it is in service, as well as modernize older equipment.

Elevator Constructors Local 33
International Union of Operating Engineers
Operating Engineers
A progressive, diversified trade union representing nearly 400,000 working men and women across the United States and Canada. Members are primarily operating engineers, who work as heavy equipment and crane operators, mechanics, and surveyors in the construction industry. After construction is complete, IUOE stationary engineers work to maintain the boilers, generators and heating and cooling systems that keep commercial and industrial complexes, schools and hospitals, and other large buildings and facilities running efficiently. Operating engineers also work on oil and gas pipelines and industries such as mining, dredging and quarries. Experienced, journey-level operating engineers and stationary engineers earn exceptional wages and benefits. Many of these journey-level Operating Engineers started their careers in the IUOE Apprenticeship Program.

IUOE Local 234 - Des Moines & Cedar Rapids

IUOE Local 150 - Davenport, Clinton & Burlington
International Union of Painters and Allied Trades
Painters and Glaziers
IUPAT members work in one or more of several crafts: painting, wallpaper hanging, glazing (glass work), drywall and taping, floor covering, and sign and display work. Painter and paperhangers work in industrial, commercial and residential setting, from bridges and ships to interior walls of office buildings and homes. Drywall finishers tape, fill in and smooth seams in sheets of drywall. Glaziers prepare and install various kinds of glass, mirrors, metal framing and doors/entrances to buildings. Floor coverers work with resilient floors, as well as carpet and decorative coverings. Exterior sign and display work, like billboards, is another choice. Other types of work are convention display and show decorators.

Painters Local 246 - Des Moines

Glaziers Local 1075 - Des Moines

Painters Local 1178 - Cedar Rapids & Quad Cities

Glaziers Local 581 - Cedar Rapids & Quad Cities
Laborers' International Union of North America
Experienced Construction Craft Laborers rely on a diverse set of skills on a wide variety of job sites. Members build roads, bridges, tunnels, transit, water, and energy systems as well as work on building, demolition, and renovation projects. Assist in the construction and maintenance of power plants and substations, dig trenches for lines, and repair roads after line installation, and build supporting infrastructure such as oil and gas pipelines. LIUNA members are skilled in excavation, tending, scaffolding, concrete placement, environmental remediation, asbestos and lead abatement, flagging, power and hand tools, and general cleanup among a variety of other tasks. Through LIUNA Training’s Construction Craft Laborer Apprenticeship Program, members are prepared for a rewarding career in construction.

LIUNA Local 177 - Des Moines

LIUNA Local 43 - Cedar Rapids

LIUNA Local 309 - Quad Cities
Plasterers and Cement Masons
Members represent skilled plasterers, cement masons, fireproofers, shophands, and associated members. Plasterers finish interior walls and ceilings of buildings and apply plaster on masonry, metal, wirelath or gypsum. Bridges, canals, dams, reservoirs, roads and many other engineering feats would be impossible without the skills of OPCMIA cement masons. Cement masons are responsible for all concrete construction, including pouring and finishing of slabs, steps, wall tops, curbs and gutters, sidewalks, paving and other concrete construction.

OPCMIA Local 538 - Des Moines

OPCMIA Local 18 - Quad Cities
United Union of Roofers
Roofers and Waterproofers
Roofers and Waterproofers remove existing roofs and install new roof systems using a variety of materials. Roofers install single-ply, built-up, steep-slope, green technology and paver systems on commercial, industrial and residential structures. Waterproofers install moisture/air-resistant products on below/above-grade structures and other surfaces to prevent water/air intrusion into buildings. Members also operate mechanical and electrical equipment associated with the installation of roofing and waterproofing products and the construction industry.

Roofers Local 142 - Des Moines

Roofers Local 182 - Cedar Rapids

Roofers Local 32 - Quad Cities
Sheet Metal Workers
SMART members work in a diverse range of industries. Sheet metal workers fabricate, install and service heating, venting, and air conditioning (HVAC) systems; blowpipe and industrial systems; metal roofing; coping and flashing; and stainless-steel work for restaurants, kitchens and hospitals. They build and install architectural sheet metal, wall panels, and prepare shop and field drawings with cutting edge technology. Members also provide HVAC and refrigeration service to residential customers while air balancers measure and ensure structures are energy efficient.

SMART Local 45 - Des Moines

SMART Local 263 - Cedar Rapids

SMART Local 91 - Quad Cities
United Association of Plumbers, Fitters, Welders & Service Techs
Plumbers, Pipefitters, Welders, Sprinklerfitters and HVACR Service Techs
A multi-craft union that represents plumbers and pipe, sprinkler, and refrigerator fitters, as well as service technicians. All of these jobs require installation, remodeling or maintenance of systems that carry water, steam, air and other liquids or gases necessary for sanitation, industrial production, heating and air conditioning, and many other uses. Workers measure, cut, and bend pipe, as well as weld, braze, caulk, solder, glue or thread joints at residential and commercial job sites.

UA Local 33 - Des Moines

UA Local 125 - Cedar Rapids

UA Local 25 - Quad Cities

Sprinkler Fitters Local 669
United Brotherhood of Carpenters
Carpenters and Millwrights
This union represents commercial and residential carpenters, floor layers, millwrights, pile drivers, interior systems carpenters, lathers, cabinetmakers and trade show carpenters. They build forms for concrete and frame buildings, walls, footings, and columns and stairs. Carpenters also install doors, windows, storefronts and hand rails, and building cabinets, counter tops and finished stair handrails. Carpenters must read blueprints, measure accurately and calculate dimensions.

Carpenters Local 106 - Des Moines

Carpenters Local 308 - Cedar Rapids

Carpenters Local 4 - Quad Cities

Carpenters Local 678 - Dubuque

Millwrights Local 2158