Sir Philip Green
The appointment comes as Sir Philip Green shakes up the management ranks at Arcadia and its parent Taveta.
Taveta is the parent of Green's Arcadia retail group, which comprises fashion brands Topshop and Topman.
Samuel, Donald Newhouse are reported to have a joint fortune of $27.06 billion.
Pinaults, Greens and Santo Domingos are in top five.
The deal is in partnership with Chinese online retailer Shangpin.com.
Staff voted to strike over a dispute concerning their hourly wage.
The regulatory body had launched an investigation into BHS in March.
Parliamentarians approved without a vote and supported a nonbinding motion without opposition.
Taveta Investments hires lawyers to scrutinize parliamentary report.
BBC's Panorama program reveals bonuses made to top BHS staff.
Al Mana bought BHS brand and international franchise business following the retailer's collapse.
Green issued a statement in response to press, parliamentary comments.
Reporter tracks tycoon down at port of Ithaca, in Ionian Sea.
Green has penned a letter to MP Frank Field saying he is working on finding a solution to the BHS pension gap.
Report said further investigations are planned, while Green may lose his honorary title.