About Us

Established Quality Since 1986

American Waste Management Services is a fully integrated group of specialized companies and business relationships. AWMS is a subsidiary of Avalon Holdings Corporation. Through various strategic acquisitions, we built one of the most experienced management teams in the environmental services industry.


The Executive Team

Kenneth J. McMahon

President, AWMS

MBA, Marketing / BSBA, Business Administration / RCRA, DOT, OSHA Training

Over 39 years of experience in Sales and Sales Management

Mark B. Cawthorne

Vice President, AWMS

BA Geography, Environmental Studies / RCRA, DOT, OSHA Training Certification

Over 32 years of experience in Environmental Sales Management

James E. Smith

Vice President, Disposal Sales

MS, Biological Science / BS, Natural Science / RCRA, DOT, OSHA Training Certification

Over 29 years of experience in Environmental Waste Management and Sales

Robert D. Hazen

Vice President, National Accounts

Assoc. Degree, Public Policy / RCRA, DOT, OSHA Training

Over 34 years of experience in Sales, Sales Management, and Transportation

Paula Monske

Manager of Customer Service

RCRA, DOT, OSHA Training, HAZWOPER Certification, and Train The Trainer Certification

Over 22 years of experience in Waste Disposal, Transportation, and Environmental Safety Training