Palmer's staff includes professional engineers, land surveyors, engineering technicians, and administrative personnel. The firm's engineers and land surveyors are licensed in the states of Ohio, Kentucky, West Virginia, Pennsylvania, Tennessee, Virginia, Georgia, Florida, Arkansas, Alabama, North Carolina, South Carolina, Illinois, Indiana, Missouri, and Wisconsin. Additionally, Palmer engineers are actively involved in the following professional societies:

• American Consulting Engineers Council
• National Society of Professional Engineers
• Ohio Society of Professional Engineers
• Kentucky Society of Professional Engineers
• Tennessee Society of Professional Engineers
• American Society of Civil Engineers
• American Society of Highway Engineers
• Institute of Transportation Engineers
• Institute of Noise Control Engineering
• Precast Prestressed Concrete Institute
• American Concrete Institute
• American Water Works Association
• Water Environment Federation
• American Congress of Surveying and Mapping
• Society of American Military Engineers
• Kentucky Association of Professional Surveyors
• Kentucky Highway Contractors Association
• Kentuckians for Better Transportation
• County Engineers Association of Ohio
• Kentucky Gas Association
• National Association of Environmental Professionals
• Structural Engineers Association of Kentucky
• Florida Engineering Society
• Florida Institute of Consulting Engineers