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Founded in 1988 by Peter Mawhinney who initially operated as a wholesaler for oats, wheat and barley, Grenfell Commodities is as family owned and operated business based in the Central West town of Grenfell.

The business has since grown to now include son Trevor Mawhinney and business partner Glenn Beasley who between them have over 40 years’ experience within the grain industry.

Working alongside Peter Mawhinney and a team of experienced staff, Grenfell Commodities provide bulk storage and handling of grains as well as providing wholesale packaged grain and pellet products to retail outlets. Their state-of-the-art pellet mill also enables Grenfell Commodities to provide feed to larger animal husbandry operations and graziers.


We are a locally owned, family operated business providing our customers with high-quality feed, safe and secure storage facilities. We have the ability to assist all our customers and wholesale suppliers with products which reflect our family based values – that of high quality, tried and tested products for your livestock feeding needs. Our enthusiastic team of operators are committed to providing our clients with a consistent and reliable service from bulk storage through to logistics and grain and pellet feed. We are a business made up of Grenfell locals with a transport team able to deliver and move grain throughout Australia.

Grenfell Commodities operates out of two sites, both located in the heart of Grenfell, NSW. The first is located on Grafton Street which operates the bagging of grain and pellets as well as offering 20,000 tonnes of bulk storage for grain. Our second site is located on the corner of Brundah Street and South Street with over 15,000 tonnes of shed storage and 8,500 tonnes of storage space within our four concrete silos. Our site also houses our state-of-the-art pellet mill provide wholesale retailers, farmers and animal husbandry operators with a wide array of grain and pellet bagged products.

Alongside providing bulk storage and wholesale services for grain and pellets, Grenfell Commodities has expanded into export, providing bulk grains to overseas wholesalers in Asia. We are an export registered establishment with two authorised officials and licenced fumigators overseeing our Australian plant exports.