In 1996, Boris, Mick and Sam started Tableland Earth moving and Raw Materials Pty Ltd, which traded as TERM Civil Construction and Quarry Supplies. They changed its name to CQB Services in 2019 to better reflect their products and services across multiple businesses.
CQB Services operates three quarries across the Tablelands, producing a wide variety of materials to commonly required specifications and materials to meet unique specifications for particular projects.
The Walsh River Quarry, west of Mareeba, produces Main Roads accredited gravels for sealed and unsealed roads and aggregates for concrete, asphalt and bitumen seals.The quarry also produces drainage, gabion, ballast and other sized rock types and select gravel ideal for unsealed rural roads, headlands and pads.