Dana Trierweiler, P.E.

Chairman

Bill Walker

Clean Air Engineering

• Environment
• PALATINE, IL

Fixed Asset Manager

Tony Belway

Recology Inc. (Formerly Norcal Waste)

• Environment
• San Francisco, CA

Vice President

Jeffrey Mendelssohn

Porifera Inc.

• Environment
• Hayward, CA

Senior Vice President

Jay Patil

Brown and Caldwell

• Environment
• Walnut Creek, CA

CFO

Alek Orloff

Alpine Waste & Recycling

• Environment
• Denver, CO

Environment

1 Priority Environmental Services

• Environment
• Fort Worth, TX
• 2 Employees

Environment

1 Priority Environmental Services, Inc.

• Environment
• Fort Worth, TX
• 1 Employees

Environment

106 Group

• Environment
• Saint Paul, MN
• 2 Employees

Environment

123JUNK

• Environment
• Chantilly, Va
• 1 Employees

Environment

1st Response Pest Management

• Environment
• Lewis Center, OH
• 1 Employees