Philip Morris International, Inc. is a holding company, which engages in the business of delivering a smoke-free future and evolving a portfolio for the long term to include products outside of the tobacco and nicotine sector. The company is headquartered in Stamford, Connecticut and currently employs 82,700 full-time employees. The company went IPO on 2008-03-17. The firm's product portfolio primarily consists of cigarettes and smoke-free products, which include heat-not-burn, vapor, and oral nicotine products. The Company’s segments include Europe Region; South and Southeast Asia, Commonwealth of Independent States, Middle East and Africa Region (SSEA, CIS & MEA); East Asia, Australia, and PMI Duty Free Region (EA, AU & PMI DF); Americas Region; Swedish Match, and Wellness and Healthcare (W&H), which includes the operating of Vectura Fertin Pharma business. The firm's brands include Marlboro, HEETS, IQOS, IQOS ILUMA, TEREA, and ZYN. The Company’s IQOS smoke-free product brand portfolio includes heated tobacco and nicotine-containing vapor products. Its smoke-free platform (Platform 1) uses a precisely controlled heating device into which a specially designed and proprietary tobacco unit is inserted and heated to generate an aerosol.