STP Consultants - Civil & Structural, Mechanical, Hydraulic, Electrical, Fire, Vertical Transport & Seismic Consulting Engine ... ering Company. STP Consultants is a Queensland based multi discipline Engineering Consulting Group with a reputation for economic engineering design and quality documentation. The principals have been Practising Consultant Engineers in Queensland for over 25 years and presently employs 65 staff. Our geographic spread of design offices throughout Queensland allows us to provide you with personal service as well as the combined resources to match any of our competitors. STP Consultants have offices in Cairns, Townsville, Mackay, Whitsundays and Brisbane. At STP Consultants our approach for project success is implementing effective communication through identifying critical project stakeholders at the conceptual stage of the project and establishing professional working relationships. All our offices are registered as Local Buy Pre-Qualified Suppliers for Engineering Consultancy Services, have ISO 9001:2008 Quality Management Certification, ISO 14001:2004 Environmental Management Systems Certification, AS/NZS 4801:2001 Occupational Health & Safety Management Systems Certification and are compliant with the National Code of Practice for the Construction Industry. STP Consultants currently holds: • Professional indemnity insurance to the value of $10 million. • Public liability insurance to the value of $20 million. • Statutory Workers Compensation insurance STP Consultants has a PQC Rating 3 for Queensland Government projects. We also have a Standing Offer Arrangement (SOA) with Building and Asset Services throughout Queensland. read more