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UL Environment purchases AQS, GreenGuard certification

NORTHBROOK, ILL.—UL Environment, a business unit of UL (Underwriters Laboratories), has reached agreement with Air Quality Sciences (AQS) to acquire AQS and its certifying body, the GreenGuard Environmental Institute. AQS and GreenGuard are among the market leaders in North America for product emissions testing and third-party indoor air quality certification. Continue reading UL Environment purchases AQS, GreenGuard certification

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UL acquires TerraChoice, EcoLogo program

OTTAWA, CANADA—ULC Standards, the Canadian affiliate of Underwriters Laboratories (UL), has acquired majority ownership of TerraChoice, a global leader in environmental certification and green marketing, and exclusive manager of the EcoLogo program.

TerraChoice joins UL’s global network through its sister company UL Environment in providing third party environmental services to companies around the world. Continue reading UL acquires TerraChoice, EcoLogo program