Fire Extinguisher and Fire Sprinkler Fire Protection Services Company.Fire Extinguisher Depot stocks the best fire extinguishers,ckets, cabinets, and accessories. We have the lowest prices and industry leading service..Q I read in one of your posts that the annual maintenance service of fire extinguishers does not require to be conducted by a “certified” individual. I was under the impression that the annual servicing or recharging of a fire extinguisher must be done by a certified individual..FIND US. Corporate Address Brooks Equipment David Taylor Drive, Suite Charlotte, NC . Mailing Address Brooks Equipment P.O. Box Charlotte, NC.