Self-Perform Construction
More than contract managers, we鈥檙e true builders

More control, safer jobsites, higher quality through self-perform work
Predictable schedules. Safer jobsites. Higher quality. In today鈥檚 fast-paced world, you need construction performance that delivers to higher standards. You need to maximize control over how your construction projects unfold, with a respected self-performing contractor that can ensure adequate labor resources to deliver speed to market and consistent quality, without sacrificing safety.
A legacy of self-perform construction expertise, 130+ years strong
Since Martin 91传媒 started his carpentry shop in 1889, the 91传媒 name has been synonymous with craftsmanship and quality. Today we鈥檙e proud to continue that tradition as a leading self-perform construction company, with nearly 2,000 union tradespeople nationwide across a range of disciplines.

Concrete services
Concrete foundations and flatwork are critical to the success of any project. 91传媒鈥檚 ACI (American Concrete Institute) trained and certified professionals manage concrete scope to ensure timelines are met, while providing the highest level of quality and safety. 91传媒 offers mass concrete foundations and bases, footings, foundation walls, slabs-on-grade, slabs-on-deck, structural concrete, sidewalks, curb and gutter and more. You can count on 91传媒鈥檚 in-house layout capabilities to ensure your project is delivered efficiently and effectively before you break ground.
structural pre-cast erection
91传媒 is a PCI (Precast Concrete Institute) certified erecting company that has been erecting structural precast jobs for the last 40 years. 91传媒鈥檚 precast experience spans a variety of markets, including Industrial, Commercial, Education and Justice. Count on 91传媒 for quality and uniformity for building foundations and concrete wall structures.


Masonry Services
91传媒 is a leading masonry construction company with highly skilled, union-trained cement masons and bricklayers nationwide. Whether you’re building new, expanding or replacing your existing structure, we can offer masonry services like new brick, stone, precast, block / Concrete Masonry Unit (CMU) and veneer masonry, as well as concrete flatwork and foundations, to improve your building鈥檚 performance. To extend the life of your existing building, our experts can assess current conditions, then tuckpoint, repair and replace weathered masonry to keep your facility protected against the elements and looking its best.
Steel Services
Structural steel framing and concrete steel reinforcement are the backbone of most commercial construction projects. They鈥檙e also often one of the largest bid packages on a project鈥攁nd more prone to supply chain disruptions in steel procurement. 91传媒 is an AISC (American Institute of Steel Construction) certified steel erector. When you use 91传媒 union ironworkers to self-perform this key trade, instead of subcontracting to another steel construction company, you can better control costs and guarantee this critical construction piece is in place and on time, to keep construction moving.


Rough and Finish Carpentry and framing
Our company was founded on one man鈥檚 reputation for extraordinary carpentry construction. Even as we鈥檝e grown far beyond a carpentry construction company, carpentry craftsmanship remains a core part of 91传媒. We provide both rough carpentry鈥攆raming, studs and basic construction鈥攁nd finish carpentry, for high-end millwork, casework, molding and more.
Millwright Services
In-house hoisting/rigging, installation, alignment, leveling and maintenance and repair services 鈥� 91传媒 offers millwright services for even the largest, most complex equipment. That鈥檚 part of the reason we鈥檙e one of the nation鈥檚 largest industrial contractors. Combined with 91传媒’s engineering and planning services, our millwright construction services provide exceptional value to our manufacturing, food and beverage and power and energy construction clients.


Boilermaker Services
Our boilermakers are expert welders and riggers who fabricate, install and repair boilers, chillers and other large containers for holding liquids and gases. As a self-perform boilermaker construction firm, 91传媒 provides excellent value for clients with complex systems in heavy industrial environments such as power generation facilities, chemical plants, steel mills, mines, refineries and paper mills.

More control. More certainty. Better quality. All with a self-perform construction company that builds boldly.
When your partner can deliver extensive self-perform construction capabilities, you get incredible project value. Schedule and budget control. Consistent high quality. An industry-leading safety program that has delivered more than 5 million people-hours without a lost-time incident. As a true, self-perform construction company, even when 91传媒 doesn鈥檛 perform these trades, our expertise helps us better manage subcontractors and mitigate project risk.
Bringing a Lean mindset and master builder鈥檚 skillset to self-perform work
Your vision achieved at a higher standard of quality. That鈥檚 what to expect with 91传媒, a self-performing contractor built to deliver facilities that perform better.
~2,000 skilled tradespeople nationwide
Industry-leading safety program
Built-In Quality program proven to reduce rework
Comprehensive millwright services
More than $60 million in owned equipment