Tetrosyl is the main company behind brands such as T-cut, Bluecol, Double-T and several others. The company is located in Lancashire, England and offers their products through an extensive network of international distributors and resellers.
OCD Finish is an English manufacturer and seller of detailing products. The brand was setup by the annoynce of having to buy many different products from different sources. It started out with 2 owners and is run by Neil Trew at the moment.
Sensha is one of only a few detailing product manufacturers from Australia. The company is located in Sydney but has its origin in Japan since 1997, and offers a wide range of products for carwashes, valeting and detailing.
Castle Products is the product line from Finger Lakes and is a reseller and manufacturer from New York, America that offers a range of products aimed at detailing products, car care products and even engine additives. The brand also offers certain services on location for car maintenance.