On October 1, 2021, Keystone Environmental enters into a partnership with Indoor Air Quality Specialists, Sterling IAQ, who is now a division of Keystone Environmental.
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With COVID restrictions finally lifting, Keystone Environmental was finally able to give Francini Martins, Project Coordinator, her well-deserved gift to celebrate her 10 years of service with the company - a Disneyland Trip with her Son. Congratulations on your big milestone, Francini - we appreciate your hard work over the years!![]()
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Did you know Keystone Environmental celebrates milestone work anniversaries with a gift of the employee’s choice? It’s one of our staff perks that makes us a top employer. Visit our website to learn more.![]()
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