United Insulated Structures is a National Design + Build firm specializing in design and construction of low temperature and food plant facilities.

Our mission is to provide a single source of accountability; there is no delegation of responsibility. This total approach gives us control and assurance that the project is engineered to suit YOUR needs, constructed with the materials that maximize YOUR investment, and is completed within YOUR timeframe. UISC provides an unparalleled level of service utilizing this approach. Over 2,000 installations and millions of square feet of building stand as solid evidence of our commitment to our clients.

UISC takes pride in using its engineering expertise, construction dexterity, and volume purchasing power in completing projects on time, within budget, and exactly as planned. It is UISC’s goal to render the best design, coupled with quality construction, to ensure client satisfaction.

UISC is staffed with in-house Architects and Engineers and their capabilities are highlighted by the many projects we have completed in the Cold Storage and Food Processing markets. Over the last 40 years UISC has successfully completed over 2,000 projects for our clients from coast to coast.

The industry has grown, and so have we. As technology and processes improve, UISC continues to evolve to provide a better overall product for our Clients. However, our “Total Concept Approach” (started over 40 years ago) remains intact and will continue our drive to render the best design coupled with the quality construction all of our clients deserve.”

Over the years, UISC has established long term, trusting relationships with our clients. This is due to our honesty and high standards for delivering quality projects on time and on budget.

Areas Of Operation

Headquartered in Chicagoland, our area of operations spans coast to coast and beyond. This map illustrates our growing footprint of expertise throughout the United States.

Our History


Founded in 1966

Larry Lantero Sr. founded United Insulated Structures Corp., a successful specialty cold storage contractor in Chicago IL.

First Design + Build as G.C.

UISC completes first Turnkey Design + Build project as General Contractor for United States Cold Storage in Lyons, IL.

UISC moves Headquarters

UISC continues to expand, moving the Headquarters to Berkeley, IL.

Larry Lantero, Jr. joins the team

Bringing his experience from a large general contracting company, Larry joins the family business and helps to transform UISC into a full service General Contractor.

UISC Brings Design + Build in house

UISC starts a Design division, bringing all Architectural & Engineering design to the UISC family of services.

UISC Expands

UISC purchases the adjacent building and begins total renovation to accommodate the new and growing employee base.

USIC Exceeds $50 Million in sales

A strong year, and a corporate structure built on the new design + build approach pushes UISC above this milestone.

UISC Completes projects in 30 states

Driven by exceptional work and customer service, UISC follows repeat clients into new territory. National partnerships strengthen the UISC service into new regions.

UISC celebrates 50 years in business

Exceeds $100 million in sales

Growth in the industry and UISC bringing BIM technology into their design process elevated UISC above this milestone.

First fully automated ASRS high rise Freezer

UISC completes it’s 21st project for United States Cold Storage, and it’s first fully automated ASRS High-Rise Freezer.

UISC Joins Power Construction Company

Power Construction Company, LLC and United Insulated Structures, Corp are pleased to announce that effective July 1, 2020, they've joined forces to service the specialized needs of the cold storage industry. Going forward, UISC, LLC will be operating as a wholly-owned division of Power Construction Company. Commenting on the agreement, Larry Lantero, Jr. (President of United Insulated Structures) said "We are thrilled to be part of the Power Construction family. By aligning with Power, we are now able to accelerate the growth of our company and our people." Terry Graber, President and CEO of Power Construction said "We are excited to partner with a company like UISC that has a strong reputation for customer service and attention to detail along with a leadership team that meshes so well with ours."