Recently I’ve purchased 5 band transverter from Q5 Signal, LLC. It’s so convenient to have for VHF/UHF contesting/rovering. It covers most of band that you need. No additional radios other than simple 28MHz transceiver required. In my case I use Icom IC-705.
More info regarding Q5 transverter can be found http://q5signal.com/index.php?route=product/product&product_id=99