1966 – Ermin Plant Hire & Services Limited were established at Ermin Way Industrial Estate, Brockworth, Gloucester by local businessman Ronald Kelly and Family.
1970 – Ermin Plant move to Mercia Road, on Gloucester Cattle Market to a bigger and better premises.
1976 – Ermin Plant outgrow Mercia Road and purchase land at Bristol Road, Gloucester where the Ermin Head Office currently resides.
1980 – With the success of Gloucester, Ermin Plant open their second depot at Grove Street, Cheltenham.
1986 – Due to growing demand for services, Ermin Plant open depot number three at Ermin Stroud on Daniels Trading Estate, Bath Rd, Stroud.
1990 – Ermin Plant continue to grow and open their fourth depot at Stirling Works, Love Lane Trading Estate, Cirencester.
1992 – Ermin Plant open their fifth depot on The High Street, Worcester.
1996 – Ermin Plant Cheltenham have a brand-new premises built on Swindon Road, Cheltenham by Barnwood’s of Gloucester and move to a new home.
2003 – Ermin Plant acquire Forum Tool Hire in Cirencester and move into a new premises on Love Lane Trading Estate.
2007 – Ermin Plant move into Herefordshire and open their sixth depot at Ashburton Industrial Estate, Ross on Wye.
2008 – Ermin Plant Worcester grow out of the High Street and move to a new site at Blackpole Industrial West, Blackpole, Worcester.
2010 – Ermin Plant diversify and open a designated Training Centre at HQ Gloucester specialising in IPAF & PASMA.
2015 – Ermin Plant Stroud outgrow Bath Rd and move to a new purpose-built depot on Wicliffe Industrial Estate, Cainscross Road, Stroud.
2023 – The Kelly Family retire and sell Ermin Plant to another local family and Ermin proudly become part of the Smiths group, keeping the company in the hands of another successful family business under local ownership.