ABS Wastewater Technology Ltd

Action Handling Equipment Ltd

Air Products plc

Air Spectrum Environmental Ltd

All Waste Matters Ltd

Allube Ltd

Alpheus Environmental Ltd

Arco Ltd

Asco Numatics Ltd

Balcan Engineering Ltd

Bibus UK Ltd

Biffa Waste Management Ltd

Bioclere Technology International

Blue Spares Ltd

BMG Technologies Ltd

Celeros Flow Technology

Clearfleau Ltd

Denco Lubrication Ltd

Denios

Durnbury Ltd

Empteezy Ltd

Eriez Magnetics Europe Ltd

Euroby Ltd

Farleygreene Ltd

Filterall Ltd

GAME Engineering Ltd

Gee & Co Ltd

GEMchem Ltd

Gemco Equipment Ltd

Global Heat Transfer Ltd

Gott Technical Services Ltd

Gough & Engineering Ltd

Grundon Waste Management Ltd

Hach Lange Ltd

HC Slingsby plc

Honeywell Analytics Ltd

Houghton plc

Huber Technology

Jacob (UK) Ltd

Joshua Greaves & Sons Ltd

KEE Process Ltd

Lansdowne Chemicals

Leo Group Ltd

Lumeter Ltd

MGK (Scotland) Ltd

Orwak Environmental Services

Pakawaste Ltd

PHS Group Ltd

PHS Group plc

Pressure Design Hydraulics Ltd