There are some good guys who post here on the 'Fire you might inquire about.
Another source for info on PH's and brokers is the Africa Hunting Forums;

LINK

Best wishes in your search!

Ed

"Not in an open forum, where truth has less value than opinions, where all opinions are equally welcome regardless of their origins, rationale, inanity, or truth, where opinions are neither of equal value nor decisive." Ken Howell