I've never heard a Pionner Integrated.
However the safest bet would be to head out to AV shops with your Amp and try out speakers in your price range and pick the one that sounds best to your ears and has synergy with your Amp
However speaker brands you can look at
PSB, Monitor Audio, Morduant Short, Wharfedale, Dali, Quad
Visit
AVxellence - DP Road
Sound Factor - East Street
Soundscape - Aundh
Rohit Enterprises
Aquarius - East Street