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10Jul 17

Safe and Efficient Solutions is what is most important to the Callen Group

July 10, 2017 HOUSTON, TX: The Callen Group, a professional safety training and leadership development company, announce their entry into the global market of various industries. The Callen Group’s owner,…

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11757 Katy Freeway Set 1300 Houston, TX 77079    |    281-854-2330