Apply 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.

9602 Martin Luther King Highway
Lanham, MD 20706
Phone: 301-731-9101

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.

7234 Parkway Drive
Hanover, MD 21076
Phone: 410-564-5900

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.

620 F Street, NW
Washington, DC 20004
Phone: 202-783-3788

Members in the Building Material and Construction division are truck drivers who transport and haul material, merchandise, equipment or personnel between various locations – including construction sites, manufacturing plants, freight depots, warehouses, and wholesale and retail facilities. They may also load and unload, make mechanical repairs and keep trucks in good working order. Building material and construction Teamsters are employed in the following types of work: rigging, demolition work, landscaping, pipeline construction work, Redi-Mix, warehousing and building supply manufacturing. Teamsters have training programs in Boston, Las Vegas, Alaska, Minnesota, Illinois, California, New York, Ohio, West Virginia as well as a National Pipeline Training Program that is completely mobile and follows all major Pipeline projects.

25 Louisiana Avenue, NW
Washington, DC 20001
Phone: 202-624-6800

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.

9700 Patuxent Woods Drive, Suite 200
Columbia, MD 21046
Phone: 301-623-1000

Represent 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.

7154 Columbia Gateway Drive
Columbia, MD 21046
Phone: 410-953-6150

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.

900 Seventh Street, NW
Washington, DC 20001
Phone: 202-833-7000

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.

101 Constitution Ave. NW
Washington, DC 20001

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.

1750 New York Avenue, NW
Washington, DC 20006
Phone: 202-662-0800

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.

Three Park Place
Annapolis, MD 21401
Phone: 410-269-2000

A diverse union representing 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.

753 State Avenue
Kansas City, KS 66101
Phone: 913-371-2640

Roofers and Waterproofers remove existing roofs and install new roof systems using a variety of materials. Roofers install single-ply, built-up, steepslope, 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.

1660 L Street, NW, Suite 800
Washington, DC 20036
Phone: 202-463-7663

Experienced Construction Craft Laborers that 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.

905 16th Street, NW
Washington, DC 20006
Phone: 202-737-8320

Iron Workers 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.

1750 New York Avenue, NW
Washington, DC 20006
Phone: 202-383-4800

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.

1125 17th Street, NW
Washington, DC 20036
Phone: 202-429-9100

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