Business Description

DESCRIPTION OF COMPANY AND BASIS OF PRESENTATION Allegion plc, an Irish public limited company, and its consolidated subsidiaries ("Allegion" or "the Company") are a leading global company that provides security products and solutions that keep people and assets safe and secure in the places they live, learn, work and connect. Allegion creates peace of mind by pioneering safety and security to create a safer and more accessible world. The Company offers an extensive and versatile portfolio of security and access control products and solutions across a range of market-leading brands including CISA®, Interflex®, LCN®, Schlage®, SimonsVoss® and Von Duprin®. Basis of presentation: The Consolidated Financial Statements were prepared in accordance with generally accepted accounting principles in the United States of America ("GAAP") as defined by the Financial Accounting Standards Board ("FASB") within the FASB Accounting Standards Codification ("ASC").