Advanced Concrete Repair – ACR provides concrete leveling, foundation repair, and waterproofing services. Our team is committed to quality workmanship and customer satisfaction with every project. We offer a full range of concrete leveling, foundation repair, and waterproofing services that are designed to meet the needs of our customers in the St. Louis Metro area. Are you having trouble with your concrete? Do you have cracks in your foundation? Are you concerned about water damage to your home or business? If so, ACR – Advanced Concrete Repair is here to help.