MARCH 19, 2019 Citadel EHS Principals Nalinna Rasu and Mark Drollinger attended and presented on our firm’s Sub-slab Depressurization Study at this year’s AEHS Conference in San Diego.
Citadel EHS
Citadel EHS
MARCH 19, 2019
Citadel EHS Principals Nalinna Rasu and Mark Drollinger attended and presented on our firm’s Sub-slab Depressurization Study at this year’s AEHS Conference in San Diego.
Citadel EHS has acquired Aurora Industrial Hygiene, a California firm founded in 1996 by Certified Industrial Hygienists Karen Shockley and Grace Rinck. The move deepens our industrial hygiene expertise and expands our presence across San Diego and Los Angeles.
May 8, 2026Citadel EHS announced the addition of two senior professionals, Brett Phillips and Craig Peterson, as part of its continued expansion in the Pacific Northwest, strengthening the firm's industrial hygiene, safety consulting, and environmental engineering capabilities across Oregon and Washington.
April 6, 2026Citadel EHS has been recognized by Environmental Business Journal with a 2025 Business Achievement Award for Project Merit for its leadership in a large-scale residential drinking water testing initiative in Los Angeles. The project evaluated potential lead in drinking water across four major public housing communities in Watts and became the largest residential water testing program ever conducted in the City of Los Angeles.
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