Allan Thaddeus Ltd communicates on a daily basis with valve manufacturers and distributors globally. Quoting manufactururs on a wide array of valves – safety relief and industrial from the best known brands such as Crosby, Cameron, Fisher, GE, Dresser, OMB, Parker, Swagelok, SRI, Neway, Stockham, Shipham, Oliver, Sabre, James, Bifold, Alfa, Flowserve, Emerson, Virgo, Thompson, Wandfluh, Duvalco, Groth, Guichon, Versa, Spirax Sarco, Norgren, Velan, Broady, PBV, Starline, Cla-Val and many more.