Sam heads Coffey Testing’s Central QLD office in Rockhampton. Coffey Testing offer construction materials testing and geotechnical services for the construction industry from mining, oil and gas and residential projects to publicly funded roads and social infrastructure works. Coffey Testing Central Queensland has grown substantially under his guidance from its inception only two years ago to now having a Rockhampton based laboratory with over 20 technicians working from just below Mackay to as far as Gin-Gin in the south and west to Emerald.