WST vs EL Comparison

West Pharmaceutical Services is based in Pennsylvania and is a key supplier to firms in the pharmaceutical, biotechnology, and generic drug industries. West sells elastomer-based packaging components (including stoppers, seals, and plungers), nonglass containment solutions, and auto-injectors for injectable drugs, which include large-molecule biologics, peptides such as GLP-1 receptor agonists, and small-molecule drugs. The company reports in two segments: proprietary products (about 80% of total revenue) and contract-manufactured products (about 20% of total revenue). It generates approximately 55% of its revenue from international markets and 45% from the United States.

Estée Lauder is a leader in the global prestige beauty market, participating across skin care (49% of fiscal 2025 sales), makeup (29%), fragrance (17%), and hair care and others (5%). Top-selling brands include Estée Lauder, Clinique, M.A.C, La Mer, Jo Malone London, Aveda, Bobbi Brown, and Origins. The firm operates in more than 150 countries, generating 31% of revenue from the Americas, 37% from Europe, the Middle East and Africa (including travel retail), and 32% from Asia-Pacific. Estée Lauder sells its products through department stores, travel retail, specialty multibrand beauty stores, brand-dedicated freestanding stores, e-commerce, salons/spas, and perfumeries.