The Bloomfield Group is an Australian owned and operated group of private companies with interests in mining and engineering in the Hunter Valley, NSW.

Bloomfield employs around 500 people and operates two open-cut mining operations; Bloomfield Colliery at East Maitland (40 mins from Newcastle) and Rix’s Creek, 5km northwest of Singleton, NSW.

Coal from both sites is railed to Port Waratah Coal Services (PWCS), of which Bloomfield is a founding member and current shareholder. The company's engineering businesses include Four Mile Engineering at East Maitland and Kings Engineering in Rutherford and Lithgow.

The group also has equity positions in companies specialising in renewable energies, recycling and biofuel production.