With a full range of services, including plan and spec work, design and build capabilities, full 24-hour emergency service as well as maintenance and performance contracting, HFI follows up every job with a performance check. It is this dedication to the satisfaction of our customers that has made HFI one of the most trusted names in Indiana mechanical contracting. At HFI, we understand that our reputation is only as good as our last job. That's why we've assembled a dedicated team of top-quality, professionally certified employees. From mechanical engineers to licensed plumbers and CFC certified inspectors, we have the technical expertise to ensure that your project meets with success. Our administrative staff and customer service representatives are trained professionals who are well-versed in project management and are always prepared to meet the needs of our customers.

WEYER ELECTRIC, INC. is an electrical/electronic manufacturing company based out of P.O. BOX 3, FERDINAND, Indiana, United States.

Seufert Construction is a locally-owned, design/build general contractor based in southern Indiana, providing our clients with a single source solution to all design and construction needs. Our full spectrum of services includes design, engineering, concrete and masonry, historic renovations, pre-engineered buildings, structural steel, overhead crane and steel erection and Leed Certified "Green"​ projects to name a few. As a company that prides itself in being an industry leader, we strive for quality and professionalism by investing in our employees, their trade and their skills. We realize that a highly-qualified staff combined with the latest technology, equipment and construction techniques yields results that are second to none. As we look to the future, we appreciate the opportunity to work with you to provide innovative solutions for your growing company.

Cici Boiler Rooms specializes in commercial and industrial heating equipment throughout Indiana, Kentucky and Illinois. We also sell replacement parts worldwide. The parts department at Cici Boiler Rooms is committed to providing you with quick quotes, competitive prices and great availability. Whether you need a control update, annual maintenance gaskets or ignitor, we are here to serve you. Hard to find parts are no match for Cici Boiler Rooms!

General Interiors is an Indiana based construction management company specializing in interior finishes for commercial and institutional buildings - offering project management, estimating, budgeting and construction services.

Messmer Mechanical is a mechanical or industrial engineering company based out of 402 3rd Ave, Jasper, Indiana, United States.

Midwest Roofing & Sheet Metal is a facilities services company based out of 1208 N Harlan Ave, Evansville, IN, United States.

Lehman Roofing is a construction company based out of 75342 Montecito Dr, Indian Wells, California, United States.

K & K Industries Inc. is a construction company that sells to wholesale consumers. We are committed to faith and service and are proud to serve our community.

Cooper Rail Service is a construction company based out of United States.

Capital Electric, Inc. is a small business. We are social, engaging, customer-centric, and ever since we first opened our doors, safety has always been the top priority at Capital Electric, Inc. We strive to meet or exceed all recommended workplace safety practices. Capital Electric is committed to strong customer service and we do our best to stay within job budgets. We also make every attempt to complete our work on the customer’s schedule rather than our own. Capital Electric provides electrical services and solutions to commercial and industrial industries. Our projects include new construction, maintenance work, service work, data and fiber optic installation, and more. All of our electricians have OSHA 10, CPR, first aid, arch flash, lift training, and some have OSHA 30 training. Capital Electric employs enough licensed electricians for any size job, and we are open 7 A.M. to 4 P.M. 5 days a week. We also offer 24 hour, 7 days a week service as needed by our customers.

MEL-KAY ELECTRIC COMPANY INC is a construction company based out of 1511 N GARVIN STREET, EVANSVILLE, Indiana, United States.