To be honest, in my opinion there are very few plumbers who do their job poorly. In my opinion, you can find in the neighborhood a lot of good enough services that can do their job efficiently and not expensive. Although personally I would try to initially solve the problem myself. Usually, if you have problems with the fact that the water is either clogged, or does not flow, or does not flow well, this problem is easy enough to solve yourself. First, check if everything is fine with the pipes and valves that you already have installed, perhaps replacing them will solve your problem. I can even recommend a really high-quality service anixusa.com
that can provide sufficiently high-quality valves. It is important that the valve is durable and strong, otherwise the problem may reappear. Although if you do not want to take risks, you can always call a plumber and he will solve your problem.