Founded in 2013 and based in Cambridge, United Kingdom, OST is a B2B social media agency of 11 to 50 people that works almost exclusively with technology and enterprise software brands. Its core work spans LinkedIn strategy, influencer programme development, content production, and campaign management, with a particular focus on thought leadership campaigns that target IT decision-makers and senior buyers. Clients include Infosys, Dell Technologies, Salesforce, Transparity, and Dassault Systèmes. Case study results give a concrete sense of scale: a LinkedIn influencer campaign for Salesforce UK generated 200,000 engagements and 1 million video views within 24 hours at WorldTour, alongside a 470% rise in organic impressions. For Dell Technologies, the #DellTogether campaign ran across six European markets in five languages and produced 5 million LinkedIn impressions and 15,000 engagements from key accounts.