Kamminga and Roodvoets provides industry leading road building, site preparation and underground utility construction services from our Grand Rapids, Michigan and Tampa, Florida office locations. We emphasize safety, quality and efficiency in every project we undertake. Our employees are an exceptional team of individuals, with a reputation of being the best in the business. Integrity and Faith are the foundation upon which we base our daily operations.

The MacKenzie Companies (MacKenzie) possess the multi-disciplined team necessary to excel in Maryland’s corporate real estate community. Comprising seven firms, MacKenzie provides clients a competitive, full-service platform of offerings in leasing, sales, investment sales, tenant and landlord advisory services, corporate and business consulting, commercial and residential development, general construction, property and asset management, debt and equity capital placement, and market research. With more than 150 employees and offices in Annapolis, Baltimore, Columbia, Bel Air, and Lutherville, Maryland, MacKenzie is one of the largest full service commercial real estate firms in the Mid-Atlantic.

Hoffman Bros. is one of the leading heavy civil contractors in the construction industry. For nearly 75 years we have been providing the highest quality of work and exceptional service to our clients. Hoffman Bros. provides construction services to a wide range of public and private clients in the areas of underground construction, road and highway construction and site development. We offer full service procurement and delivery of projects of all sizes. At Hoffman Bros. we take great pride in our employees, equipment and extensive experience. We have a large workforce of skilled tradesmen and we provide them with one of the most modern and technologically advanced equipment fleets in the industry. With these resources we are able to take on some of the most complex and fast paced projects conceivable. We excel in delivering these types of projects on time and within budget while maintaining a safe work environment.

Utility Contracting Company is a full-service outside plant telecommunications contractor. Established in 1974 in Sparta, Michigan, we have been a leading provider of telecommunications construction and splicing for over 40 years. Our services include all aspects of buried and aerial placement, and copper and fiber optic splicing. We provide services throughout Michigan, including the Upper Peninsula. We also operate in northern Indiana and northwest Ohio. We cover this area with more than 100 well-trained and well-equipped construction professionals. Our main office is still located in Sparta, and we have field offices established in Grand Rapids, Kalamazoo, Lansing and Saginaw. Our outstanding people are our No. 1 asset. Our wholly owned fleet of late-model vehicles and equipment allow us to be responsive to whatever needs arise for our customers, and our established safety and quality program ensures that our work is completed safely, correctly, on time and within budget. We have built our business on a reputation for safety, quality and productivity. We work hard to exceed our customers’ expectations and earn their trust. Our customers include incumbent and local exchange carriers, wireless carriers, municipal networks, private companies, RUS- and ARRA-funded projects. Our quality and satisfaction ratings are among the highest in the industry.

DYKEMA EXCAVATORS, INC. is a company based out of 1730 THREE MILE ROAD NE, GRAND RAPIDS, Michigan, United States.

Lakeside Mechanical is an industrial process piping contractor that takes on projects large and small, spanning a variety of industries. Our certified welders ensure all piping and welding meet industry and quality standards.

MILBOCKER & SONS, INC. is a construction company based out of 1256 29TH ST, ALLEGAN, Michigan, United States.

Lakeland Asphalt Corp. is a paving contractor with our own asphalt plant. We are MDOT Prequalified. We pave residential, commercial, municipal & industrial jobs.

Velting Contractors Inc is a biotechnology company based out of 3060 Breton Rd Se, Kentwood, Michigan, United States.

Founded by Al Peters and incorporated by LeRoy Nichols in 1954, Peters Construction Co. has maintained a presence in Kalamazoo for over 60 years. Although we began as a small earthmoving contractor and aggregate supplier, today we offer a diversified and skilled union workforce with vast experience in earthmoving operations, grading, road building, and underground utility construction, concentrating in federal, state, and local government markets. We also offer water main, sanitary sewer, and storm sewer installation and repair services, as well as commercial and industrial site development, expansion, and maintenance services. We serve a large variety of customers, both public and private. We are capable of handling complex, large scale projects as well as simple small ones. Whether you are a general contractor or construction manager looking for an excavating subcontractor, a developer or owner looking for an excavating contractor, or you need someone to manage the entire scope of your civil project, please consider Peters Construction. We've got the resources and expertise to meet the rigorous demands of the increasing size and compressed schedules found in today's public marketplace, but we're also nimble enough to address the fluid and dynamic nature of projects in the private sector.

At James E. Fulton & Sons our philosophy for over 45 years has been to complete each of our jobs with outstanding quality and service. This approach, along with our dedicated team, has assisted us in becoming one of Southwest Michigan's mosted trusted excavating companies. Our objective, is to continually improve our ability to serve our customers, year after year. Our yellow and white trademark colors on our truck fleet are hard to miss. Since 1971, these colors have been directly correlated with quality, experience and service. Our team specializes in commercial and industrial excavation, site development, demolition, trucking and environmental remediation.