For our Evolution of E-commerce Deep Dive, we find out which agencies come most recommended in this coveted sector.The Drum Recommends is a free service designed by The Drum to help marketers find relevant, trusted agencies. Recommendations are based on reviews by the people best placed to judge their expertise \u2013 their clients.Every year, The Drum Recommends receives thousands of ratings from advertisers. Marketers complete a survey that scores their agency\u2019s performance, the quality and range of their services, and price. In order to become recommended for a service, agencies must receive a minimum of three client ratings.This week, as we take a Deep Dive into all things e-commerce, we discover which specialist e-commerce agencies come with endorsements for their expertise from clients. The table below shows each of those agencies, alongside their staff headcount and the locations of their offices.Agency\t\t\tNumber of staff\t\t\tLocation(s)\t\tAdapt\t\t\t100\t\t\tBath, Bristol, Chester, London\t\tArke\t\t\t16\t\t\tBrighton\t\tClickThrough Marketing\t\t\t60\t\t\tLichfield, London\t\tCoast Digital\t\t\t50\t\t\tColchester\t\tCogent\t\t\t70\t\t\tBanbury, Birmingham\t\tEcrubox Digital\t\t\t40\t\t\tWorcester\t\tEvoluted\t\t\t38\t\t\tSheffield\t\tFavoured\t\t\t23\t\t\tLondon\t\tGenie Goals\t\t\t30\t\t\tCambridge\t\tHarrison Carloss\t\t\t11\t\t\tLondon, Manchester, Stoke On Trent\t\tMadison\t\t\t17\t\t\tBrighton\t\tMRS Digital\t\t\t30\t\t\tFleet\t\tRawnet Ltd\t\t\t45\t\t\tBerkshire\t\tRocketMill\t\t\t150\t\t\tBrighton, London\t\tSpace & Time\t\t\t122\t\t\tEdinburgh, London, Manchester, Reigate\t\tStorm\t\t\t20\t\t\tSouthend-On-Sea\t\tStrategiQ\t\t\t44\t\t\tIpswich, Leamington, London\t\tThe PHA Group\t\t\t113\t\t\tBerkshire, Leeds, London, Manchester\t\tThe Pixel\t\t\t66\t\t\tBristol, London\t\tThink Design Manchester\t\t\t11\t\t\tManchester\t\tThis is Fever\t\t\t10\t\t\tColchester\t\tWould you recommend your agency partner to another marketer? Tell us all about your experience by rating their services. And if you work for an agency that you think deserves to be recommended, all you need to do is register with The Drum for free. Your ratings will also count toward The Drum Awards Agency Of The Year categories.