estimating and schedule writing

John Barnes is an Accredited Master Locksmith and an SCEC Approved Government Locksmith - we are proudly 100% Australian-owned with more than 50 years of experience in the Locksmithing, Door Accessories, Washroom Equipment, Hardware Supply & Security Solutions industry. John Barnes is your preferred Residential, Commercial and Industrial Locksmith - we have been servicing Queensland families, businesses, and the Australian government for half a decade.