OptoSci develops and manufactures Photonic Gas Sensors together with a range of Photonic Instruments and Educator kits.The sensors are used mainly for detecting and monitoring methane an natural gas in haxardous and potentially nbexplosive environments but also used in specialised applications for detecting water vapour and hydrogen peroxide

Basaed on the campus of Exeter University, Ecological Sciences Ltd founded the Coposing Researdh Association and , in con junction with various academic institutionas in the UK and Hungary,managed research projects investigating the bioprotective aspects of compost and biodegredation of other materials.A pioneer in the field of commercial composting, the company established the widespreads practice of "on-farm" composting - processing some 50,000 tons of green waste throughout Devon and… Show more Basaed on the campus of Exeter University, Ecological Sciences Ltd founded the Coposing Researdh Association and , in con junction with various academic institutionas in the UK and Hungary,managed research projects investigating the bioprotective aspects of compost and biodegredation of other materials.A pioneer in the field of commercial composting, the company established the widespreads practice of "on-farm" composting - processing some 50,000 tons of green waste throughout Devon and also assisted in estblishing various municipal waste composting operations overseas. Show less

Established in the 30's to manufacture precision galvanometers, in conjunction with various universities, I established a major programme of diversification into fibre optics which resulted in Sifam becoming the leading manufacturer of precision passive fibre optic components.

Establkished beforee thee war, Alginate industries Ltd grew to be the leargestworld manufacturer of alginayes prior to its acquisitiion by Merxk and Co Inc in 1979. Alginates, the salts of Alginic Acid, are widely used in industry as a naturally occuring product for their thickening / gelling/ emulsifying properties and are extracted from the brown seaweeds. The company operated chemical extraction plants in Argyll and Ayrshire with seaweed supply operatios in the Outer Hebrides , Orkney and… Show more Establkished beforee thee war, Alginate industries Ltd grew to be the leargestworld manufacturer of alginayes prior to its acquisitiion by Merxk and Co Inc in 1979. Alginates, the salts of Alginic Acid, are widely used in industry as a naturally occuring product for their thickening / gelling/ emulsifying properties and are extracted from the brown seaweeds. The company operated chemical extraction plants in Argyll and Ayrshire with seaweed supply operatios in the Outer Hebrides , Orkney and Shetland Isles and the Irish Republic.Becoming joint M.D. when the company was floated on the stock exchange in 1973, during a period of rapid growth , I establishd joint venture seaweed supply operations in Iceland, Tasmania, South Africa and Chile and an experimental plant in the Falkland Isles. Show less