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    American Leak Detection

    Listed Apr 2026

    About American Leak Detection

    American Leak Detection (ALD) is the world leader in non-destructive leak detection, founded in 1974 by Richard B. Rennick in Palm Springs, California. The company pioneered "Leak Detection Without Destruction" using proprietary electronic equipment and has serviced approximately 4.5 million leaks through 117 franchises in 8 countries. ALD specializes in hidden water, sewer, and gas leaks in residential, commercial, and municipal buildings including slab leaks, pool leaks, and irrigation lines.

    Structured data

    Type:Plumber
    Area:United States, Canada, Australia, New Zealand, Puerto Rico
    Hours:Mo-Fr 08:00-17:00, 24/7 Emergency
    Knows about
    American Leak DetectionALDRichard Rennicknon-destructive leak detectionPalm Springs California117 franchisesslab leakpool leakfounded 1974