In addition to drinking glasses, Edinburgh Crystal made decanters, bowls, baskets, and bells, in several ranges.
[2] For several years students from Wolverhampton University and the Edinburgh College of Art were employed, for periods of 12–15 months, to work in the design department.
1921 saw Thomas Webb and Sons Limited of Stourbridge, West Midlands, buy Edinburgh Crystal which continued to trade under its own name.
Further corporate activity took place in 1964 when Crown House Limited acquired The Edinburgh Crystal Glass Company and Thomas Webb and Sons.
Then in 1971 Edinburgh Crystal and Thomas Webb merged with Dema Glass, another Crown House subsidiary.
Thomas Webb and Sons and The Edinburgh Crystal Glass Company traded well resulting in 1987 in being incorporated into the Coloroll Group.
After Coloroll went bankrupt, Caledonia Investments, with the support of senior managers, led a buy-out of the Edinburgh Crystal Glass Company and the Thomas Webb and Sons brand in 1990.
[8] The Caithness Glass arm of the business was purchased by Dartington Crystal and is still manufacturing paperweights in Scotland.