EngineeringCompany
Who owns Heller and Johnsen?
Heller and Johnsen is owned by GZA GeoEnvironmental. It was acquired in 2015.
Heller and Johnsen is owned by GZA GeoEnvironmental. It was acquired in 2015.
20 Foot of Broad Street,
Stratford, Connecticut
06615
United States,
(203) 380-8188
www.hellerjohnsen.com
| Status | Dates | Investor(s) | |
|---|---|---|---|
| Investment | Exit | ||
| Current | 2015-04-24 | GZA GeoEnvironmental, Inc. | |
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