Two words – Research. OK, it is only one, but if you say it slowly it kind of sounds like two.
How do I research a company when I don’t know any?
First, identify what your needs are. Do you need a custom type or shape of rubber or plastic tubing, custom Y-connectors, machining, electrical sub-assemblies, or something else? Deciding how many of what item(s) is the first and best way to start in a direction you can be pleased with the end results.
Next, you could go…