Join Date: Feb 2013
Location: SFO, MNL, SIN, HAM
Programs: UA GS, SQ PPS, IHG Plat Amb, Marriot Gold, Hilton Gold, Club Carlson Gold, Accor Plat
Posts: 489
Most/all of them are part of Wyndham as Trademark Collection, so you can earn/redeem /points with WR too.
careful booking through WR though, prices are often higher than through h-hotels.com... oddly...