Certifications & Memberships


Certified minority owned and managed Minority Business Enterprise by the Minnesota Minority Supplier Development Council.



Central Certification
CERT Program




U.S. Department of Transportation
DOT # 622313

Biffs, Inc., to our knowledge, is the metro area’s only portable restroom operator that employs and requires Commercial Drivers Licenses and follows all DOT regulations related to the very important issues such as:

  • DOT Certification/Safety checks of vehicles
  • DOT hours of service
  • DOT drug and alcohol screening
  • DOT driver physicals
  • ….and many more


Biffs, Inc. has been a member of the Portable Sanitation Association International since 1987. We educate and train our Service Technicians and require they pass the PSAI Certification Program.



Minnesota Pollution Control Agency
Biffs, Inc. has an Individual Sewage Treatment System License #1327



Builder's Club
Biffs, Inc. is the only portable restroom contractor in Minnesota that is a Sponsor and awards club points for using our services.



Biffs, Inc. is a member in good standing of the Minnesota Festivals and Events Association.


Minneapolis Downtown Council
Our company supports the Downtown Council because few other business associations are as proactive or effective at promoting the economic development potential of the Central Business District.


Builders Association of the Twin Cities


Affirmative Action Plan
Approved & on file – City of Minneapolis



Minnesota American Indian Chamber of Commerce




International Special Events Society




Eden Prairie Booster Eagles




Minnesota Safety Council




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