Sigma Forex Tole My 5 K's

hossam park

i traded in a forex company in england called sigma forex
and i started with 2500 then made 5100 profit
then i asked them to withdraw my money
but they never sent me my money back for 26 days
saying they are checking my account , however they threatned me to make a claim against me
thier website is Welcome To Sigma - Sigma Forex | Online Forex Trading | Currency Trading
i have sent them the intial deposite through my bank and i have Thier bank details
please help me to get my money back