MCI Group Of Companies | 9,997 followers on LinkedIn. Singapore's Leading Recruitment & Outsourcing Firm | MCI Group of Companies is a people-first, performance-driven organization with an enterprising spirit. We support individuals and businesses in realising their true potential through tailored manpower and business solutions. Our Subsidiaries MCI Career Services Pte Ltd – An Enterprise 50 company, ranked among the Top 500 high-growth APAC companies and Top 100 Fastest Growing companies in Singapore by Financial Times and Statista.