About us. Dean Drainage, LLC is a small business in Mattoon, IL. We are professional, agile and customer-centric. Our work environment includes. Growth opportunities. On-the-job training. Safe work environment. Paid Work-Wear. Retirement Plan. Dean Drainage, LLC is looking for a hard-working individual to join our team as a Heavy Equipment/Laborer. We are looking for someone who is reliable, punctual, and willing to learn. We have a great team th...