Schaeffer Marketing Group, Inc., is an electrical manufacturers' representative firm originally established in 1976. The Schaeffer Marketing Group team is pleased to represent quality electrical manufacturers and their products in central & southern IL and eastern MO. We offer our partners product expertise, longstanding relationships in the market and customer service second to none. While rooted and continuing our service to the electrical part of our business, we also offer an extensive specification and design build lighting package of lines.