Certification, Licensing & Training
Greiner Brothers is certified to provide mechanical services to businesses in the states of Indiana and Illinois.
Employees at Greiner Brothers are licensed in their areas of work, including HVAC, plumbing, and welding.
To provide opportunities for our employees and provide the best in-house expertise, Greiner Brothers provides specialty training and professional development to our employees. Our employees are trained in the latest techniques and equipment, as well as regular safety training.