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Leadership Team

Leadership Team

Dan Porter

PRESIDENT

Dan Porter

PRESIDENT
Work Experience

Mr. Porter is the Owner and President of Overley’s bringing over 20 years of Construction and Project Management experience in civil and environmental construction. Apart from Dan’s leadership guiding the success of Overley’s, Mr. Porter is committed to providing a safe work environment for all its employees.  Dan is instrumental in Overley’s dedication to providing quality service on our customer’s large and/or small-scale projects.

Job-related training and education
  • 40 Hour OSHA Hazardous Waste General Site Work Training
  • CDL Driver
  • Certification First Aid and CPR Training
  • Confined Space Training
  • Dust Control Comprehensive Training
  • MSHA Training

Brandon Porter

CFO
Work Experience

Mr. Porter is the Chief Financial Officer (CFO) of Overley’s with 14 years of experience in the construction industry from an accounting and business development viewpoint. Key to Overley’s success is Brandon’s leadership of the accounting department as well as development of Overley’s state of the art project management system that allows for reporting of daily work reports on the foreman’s mobile device and real-time tracking of projects through a cloud-based data management system. 

Job-related training and education
  • B.S. in Accounting (Western Governor’s University)
  • B.A. in Psychology (Arizona State University)
  • IT Infrastructure training
  • QuickBase Expert Builder certification
  • Continuing Education: Accounting, Finance, Job Costing

David Giles

Environmental division Manager

David Giles

Environmental Division Manager
Work Experience

Mr. Giles is a third-generation Arizonan and has been working in the industrial and environmental industry since 1996 when he started for Evergreen Environmental. He has worked for companies such as Safety-Kleen, Pro Petroleum, PSC, Southwest Hazard Control and Liquid Environmental Solutions. Mr. Giles has been working for Overley’s since Jan of 2015. Some of his past responsibilities have been Route Salesman, Account Manager, Sales Manager, Regional Sales, HazMat Division Manager, Division Manager and Business Development. He served on the board of EPAZ (Environmental Professionals of Arizona) for the past 6 years. He’s been a part of successful teams and has helped grow businesses by focusing on safety and customer service. Activity in his church and the community are central in his life and he has served in many leadership positions. He works with the Boy Scouts of America as an Assistant District Commissioner and also as a Precinct Committeeman in his district.

Job-related training and education
  • 40 HAZWOPER
  • HM181 Training
  • MSHA
  • EXXON/MOBILE LOSS PREVENTION
  • Dale Carnegie Leadership training
  • Class A CDL with HAZMAT and tanker certs.

Matt Hoffman

Industrial Division Manager

Matt Hoffman

Industrial Division Manager
Work Experience

Mr. Hoffman has 30 years of Environmental Project Management, emergency response, industrial hygiene, and occupational safety experience.  Prior to working for Overley’s, coordinated the environmental, health and safety programs for environmental contracting and consulting firms.  His knowledge and experience include Federal and State rules and regulations, waste management and project coordination.  Provides clients with cost effective solutions for environmental remediation and hazardous waste transportation issues.  Instrumental in supervising large and small-scale projects. Skills include development of work plans, project completion schedules, waste profiles, supervised environmental remediation, asbestos abatement, and specializes in demolition projects.

Job-related training and education
  • 40 Hour OSHA Hazardous Waste General Site Work Training
  • 8 Hour Hazardous Waste Refresher
  • Lead Awareness Training
  • Certification First Aid and CPR Training
  • 40 Hour Highway Emergency Response Training
  • AHERA Contractor Supervisor
  • AHERA Inspector/Management Planner
  • Blood Borne Pathogens
  • Exxon/Mobile Loss Prevention
  • DOT HM & Security Training
  • Permanent Tank Service Provider Certification (Decommissioning)

Jay Zandell

Business Development

Jay Zandell

Business Management
Work Experience

Mr. Zandell brings nearly 30 years of experience in various aspects of the environmental consulting and contracting world to Overley’s and leads our business development team. Upon completion of his enlistment in the United States Marine Corps, Mr. Zandell enrolled at the University of Kansas where he graduated with a degree in Geology. After graduating, he launched his career in the environmental consulting/contracting industry and has never looked back. Jay’s in-depth knowledge and experience in implementing the environmental industry, field services, characterization and remediation, state and federal regulations, health and safety, and contracting is demonstrated by his spearheading business development initiatives, implementing strategies, mentoring other professionals , and meeting growth objectives.

Job-related training and education
  • 40 HOUR OSHA HAZARDOUS WASTE GENERAL SITE WORK TRAINING
  • Current 8 HOUR HAZARDOUS WASTE REFRESHER
  • LEAD AWARENESS TRAINING
  • CERTIFICATION FIRST AID AND CPR TRAINING
  • 40 HOUR HIGHWAY EMERGENCY RESPONSE TRAINING
  • EXXON/MOBILE LOSS PREVENTION
  • PERMANENT TANK SERVICE PROVIDER CERTIFICATION (DECOMMISSIONING)
  • DUST CONTROL COMPREHENSIVE TRAINING
  • CERTIFIED PROJECT MANAGER
  • ACTIVE FUND RAISER INVOLVING CHILDREN AND COMMUNITY (Special Olympics, Phoenix Rescue Mission, St. Judes, Andre House of Arizona, Salvation Army, and others)
  • STRONG COMMUNITY TIES
  • MENTORSHIP OF YOUNGER PROFESSIONALS
  • Serve on the Boards of Environmental Professionals of Arizona (EPAZ) and Southern Arizona Environmental Management Society (SAEMS)

david marlar

fleet operations manager

David B. Marlar

fleet operations manager
Work Experience

Mr. Marlar has 30 years experience in the diesel and heavy equipment industry. He has a graduate degree in Diesel and Heavy Equipment and and has earned his ASE Master Certification. Past experience has found David traveling throughout North America training others in class room and field forums on newly -introduced industry technologies. David has a decade of managing various departments and personnel within the Diesel and Environmental industry. Currently he is managing the Fleet Services Division supporting all other divisions within Overley’s.

Job-related training and education
  • Diesel and Heavy Equipment Specialist
  • ASE Master Certified
  • Over 100 industry certifications in diesel / heavy equipment
  • Mine Safety and Health Administration Certified
  • CPR and First Aid Training
  • Class A CDL with tanker endorsement
  • Confined Space certified
  • Reasonable suspicion training
  • Dale Carnegie leadership training
  • Forklift certified trainer
  • DOT driver qualification administrator
  • Job hazard analysis administrator