BURLINGTON, Mass.--(BUSINESS WIRE)--Demandware®, Inc. (NYSE: DWRE), the industry-leading provider of enterprise cloud commerce solutions, today announced strong financial results for its first quarter ended March 31, 2015. First Quarter Highlights Subscription revenue for the first quarter was $43.2 million, a 45% year over year increase from $29.9 million in the first quarter of 2014 Live customers reached 279 at March 31, 2015, an increase of 30% from 215 at March 31, 2014 Live sites increase