the bca group comprises bca consultants and their affiliates, with offices throughout australia, new zealand and south east asia. this strongly developed network provides experienced, qualified engineers in all building services disciplines able to undertake major projects in any location throughout the australasian region. the group operates from premises in cordelia street, south brisbane, queensland and from its office in perth with a total staff of approximately 75 personnel under the direct control and administration of its resident directors and associate directors in each state. bca consultants provides the full range of building services disciplines including mechanical, air conditioning, electrical, vertical transportation, fire and life safety, hospital, energy management, industrial, security, communications and building code consulting. we also provide experienced specialist input in the critical areas of energy auditing and management, e.s.d., commissioning, contract administration, quality control, and ongoing service and maintenance aspects of our clients' buildings. hydraulic services can also be provided if a total �one-stop� package is preferred. the practice is based upon not only a wide range of consulting experience amongst our directors and senior staff, but also a very practical and commercial approach to engineering problems based on additional experience which many of our senior personnel and directors have gained in contracting and manufacturing within the building industry. as a result of this practical aspect of our experience and background, combined with our good relationships with a wide range of contracting organisations, we are able to design systems which are technically appropriate and to a low finished cost. this experience also enables very accurate budgeting and can if required be developed to a point where budgets carry a trade endorsed level of cost assurance. we have consistently demonstrated significant savings to cl