Linde plc vs Allegion
Side-by-side comparison of AI visibility scores, market position, and capabilities
Dublin world's largest industrial gas company (NYSE: LIN) at $33B 2024 sales; 25.9% ROC, 29.5% op margin, $9.4B operating cash flow, semiconductor electronics gases + clean hydrogen competing with Air Liquide.
About
Linde plc is a Dublin, Ireland-incorporated global industrial gas and engineering company — publicly traded on the New York Stock Exchange (NYSE: LIN) as an S&P 500 Materials component and the world's largest industrial gas company by revenue and market capitalization — producing, distributing, and marketing atmospheric gases (oxygen, nitrogen, argon), process gases (hydrogen, helium, carbon dioxide, acetylene), and specialty gases for semiconductor manufacturing, healthcare, food and beverage, steel production, chemical processing, and energy applications through approximately 65,000 employees in 100 countries. In fiscal year 2024, Linde reported $33 billion in revenue, 25.9% return on capital (ROC), 29.5% operating margin, 10% EPS growth, $9.4 billion in operating cash flow, and returned $7.1 billion to shareholders through dividends and share repurchases — demonstrating industry-leading profitability metrics that reflect Linde's combination of long-term supply contracts, pricing power in specialty applications, and operational efficiency. Linde was formed from the $90 billion merger of Linde AG (Germany) and Praxair (US) completed in 2018, creating a combined industrial gas leader that nearly matches the scale of the other two major global industrial gas companies (Air Liquide and Air Products) combined. CEO Sanjiv Lamba leads Linde's strategy of expanding clean hydrogen production for energy transition, electronics gases supply for semiconductor manufacturing capacity additions, and healthcare oxygen delivery in emerging markets.
Dublin physical security and access control (NYSE: ALLE) at $3.8B 2024 revenue; Q2 2025 record $1B+ quarterly with Salto Systems and Gatewise acquisitions expanding electronic access competing with ASSA ABLOY for global door security.
About
Allegion plc is a Dublin, Ireland-headquartered global security products company — publicly traded on the New York Stock Exchange (NYSE: ALLE) as an S&P 500 component — generating $3.8 billion in revenue in 2024 and setting a quarterly revenue record exceeding $1 billion in Q2 2025 for the first time in company history, with approximately 14,400 employees across operations in 130+ countries. Allegion's portfolio spans 25+ brands including Schlage (US residential and commercial locks), Von Duprin (exit devices since 1908), LCN (door closers since 1876), CISA (European locks), SimonsVoss (wireless electronic locking), and Interflex (workforce management). The company generates 75%+ of sales in the United States. CEO John H. Stone. Allegion was spun off from Ingersoll Rand on December 1, 2013, joining the NYSE and S&P 500 on the same day. Recent acquisitions include Salto Systems (2024, cloud-connected access control), Gatewise (2025, multifamily access control), and ELATEC (2025 pending, RFID/NFC reader technology).
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