SIS International Research & Strategy Consulting | 17,842 followers on LinkedIn. Leading Global Strategy Consulting, Market Research, Innovation Consulting & Marketing Consulting solutions. | SIS International Research & Strategy Consulting provides Global Market Research, Marketing Consulting, Data Analytics and Business Consulting worldwide. We help companies from many industries grow and make informed decisions through data, market research, analysis, insights, campaigns, tools and strategies. We provide Market Research, Digital Marketing and Customer Data.