Siemens AG SIE

Industrial & DefenseMarket cap $135B4 connections

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Competitors 4

Companies it competes with

GE AerospaceIndustrial & Defense · $200BIndustrial automation rivalry
ABB LtdIndustrial & Defense · $90BAutomation and power
Trane TechnologiesIndustrial & Defense · $73BBuilding automation
Otis WorldwideIndustrial & Defense · $38BBuilding systems rivalry

Other Industrial & Defense companies

GE Aerospace Caterpillar RTX (Raytheon)Lockheed Martin Honeywell Boeing Deere & Company UPS Eaton ABB Ltd

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Relationships are compiled by VexMap from company filings, announcements and reporting, and last reviewed September 2026. Spotted something wrong? Tell us. Not investment advice.