Primark’s annual sales in the United States increased 103 per cent to $489 million in 2017. 

Coming in second is outdoor sports and recreation retailer Bass Pro Shops, growing at 94 per cent to $7.3 billion. At third is online home improvement and appliance retailer Build.com, which grew 47 per cent to $1.3 billion due to a healthy housing boom and artificial reality-enabled product viewing, according to an NRF press release. 

Amazon, which grew 45 per cent to $103 billion, is ranked fourth while online home goods retailer Wayfair, which grew 36 per cent to $4.1 billion, ranked fifth. 

The Hot 100 list of fastest-growing retailers, compiled by research firm Kantar Consulting, ranks both public and privately held companies by percentage of US sales growth in 2017 over 2016, with a $300 million threshold for inclusion. 

The list is a compendium of the best strategies retailers are using to grow in this omni-channel world.