Some of the companies and products I deal with are as follows:
Brown brothers / Lowara
White international/ dab / Zenit
Tyco Southern Cross
And an array of pipe and valve manufacturers.
I also have local contacts for plumbing, welding steel/ stainless, industrial trained electrical etc I can also set up pumps with specialized construction requirements .i.e. Stainless steel, zinc free bronze with silicon carbide hard faced seals. Close coupled and long coupled pumps base plate mounted etc.