Sean Duffy joined RRS in 2021 as an associate senior consultant, bringing decades of experience in the waste and recycling industry. Sean focuses on material recovery facility (MRF) operations, system optimization, due diligence, commodity marketing and RFP and contract support. Prior to RRS, Sean worked as an independent consultant and held leadership positions with prominent waste collection, transfer, disposal, recycling, and energy service providers.


  • Metalico, Inc.
    Board Member (former)

Topical Expertise

  • Material Recovery Facility (MRF) Operations 
  • Commodity Material Marketing
  • Forensic Operational Auditing


  • Central Connecticut State University, New Britain, Ct
    Bachelor of Arts, Biology/Environmental Sciences


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