Apex Commercial Building Products Inc. dba Wilco Distributing is a manufacturer of construction products specializing in interior and exterior commercial and residential doors and hardware for the hospitality, multifamily, and design and build industries.

Trim A Door Corporation is a manufacturer of pre-hung doors and custom millwork and a distributor of door hardware and stair systems.

Genesis Molding Inc. is an injection molding manufacturer serving the appliance, automotive, recreational vehicle (RV), electrical and industrial market.

General Stamping & Metalworks is a manufacturer of stamped and fabricated metal parts for the renewable energy, lawn and garden, agricultural equipment and recreational vehicle industries.

Tri-Pac Inc. based in South Bend, provides contract development and manufacturing services for aerosol, liquid, tubes and specialty-packaged products.

South Bend Ethanol, an ethanol producer that uses 95% local corn.

eti Controls Inc. which was founded in 2019 as part of the ETI Network, manufactures electronic controllers and sensors for various applications including heat tracing that monitors temperature, humidity and pressurization.