A regulated Panama broker with tight spread and STP execution. They provide good services with fast execution, accept MT4 based EA, and accept US clients. ECN account also available via Currenex.
AvaFx is a regulated Ireland broker that continually audited by Ernst&Young, which establish them as trusted broker. Their platform, "AvaTrader" is recognized as the best trading platform for manual trader. Furthermore, MT4 is also available for EA users.
Even in the largest and oldest brokerages, re-quote is still a problem from time to time. Trading Point cut off the problem by applying "no requote" policy. They also apply "no rejection policy" and has STP fast execution.