4,484 reviews
January 01, 1920 (99 years ago)
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Schlage is a lock manufacturer founded in 1920 by Walter Schlage in San Francisco. Schlage is one of the most popular brands of consumer and commercial locks in the United States. The company was acquired by Ingersoll Rand in 1974, and remained an Ingersoll Rand subsidiary for nearly thirty years. Schlage is currently a subsidiary of Allegion, an Ingersoll Rand spin-off formed in December of 2013.