Accredited Auditing Agencies


To enroll in the PFI Standards program, manufacturers of densified biomass must contact an accredited auditing agency. The following auditing agencies have been accredited by the Board of Review of the American Lumber Standard Committee (ALSC) to provide independent auditing services for the PFI Standards Program.

Alberta Forest Products Association, Edmonton, AB Canada
1-780-392-0758

Canadian Mill Services Association, New Westminster, BC Canada
1-604-523-1288

Carolina Inspection Service, Inc., Monroe, NC
1-866-753-5738

Conway & Robison, LLC, Sharpsburg, GA
1-678-642-4036

PFS Corporation, Cottage Grove, WI
1-608-839-1372

Pacific Lumber Inspection Bureau, Federal Way, WA
1- 253-835-3344

Package Research Laboratory, Rockaway, NJ
1-973-627-4405

Southern Pine Inspection Bureau, Pensacola, FL
1-850-434-5011

Timber Products Inspection, Conyers, GA
1-218-428-3583

West Coast Lumber Inspection Bureau, Portland, OR
1-503-639-0651

Western Wood Products Association, Portland, OR
1-503-224-3930

The Board of Review of the ALSC also has accredited five testing laboratories: Accredited laboratories perform regular analyses on densified fuel per the the PFI standard and work directly with the program's auditing agencies.

Canadian BioEnergy Centre, Fredericton, NB Canada
1-506-453-4507

Minnesota Valley Testing Laboratory, Bismarck, ND
1-701-258-9720

Timber Products Inspection, Conyers, GA
1-218-428-3583

Twin Ports Testing, Superior, WI
1-715-392-7114

University of Maine, Orono, ME
1-207-581-2841

Questions on how to prepare for enrollment? It is recommended that the following checklist be considered:

  • Write your QA/QC program document. More information
  • Develop Standard Operating Procedures, forms, and/or computer data bases to track program information.
  • Determine where program records will be stored.
  • Identify who within your organization will be responsible for quality management and supporting staff. Provide training as necessary.
  • Set up your internal lab if it is your decision to conduct daily QA/QC testing in-house.

Information for Auditing Agencies/Laboratories


ALSC continues to accept applications for companies seeking to become accredited as auditing agencies and/or labs. For information on becoming accredited, contact ALSC at 301-972-1700.