![]() Old Structures Engineering Old Structures is one of the leading consultancies in structural engineering for historic and old buildings. | ![]() Donan Engineering Donan consistently provides conclusive, unbiased and accurate forensic investigation services with the fastest turnaround time and best customer service in the industry. | |
Founding Date | Founding Date 1992 | Founding Date 1947 |
Type | Type Private | Type Private |
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Locations | Locations New York, US HQ New York, US | Locations Louisville, US HQ Simpsonville, US Cincinnati, US |
Employees | Employees 1515% increase | Employees 269 |

Donan consistently provides conclusive, unbiased and accurate forensic investigation services with the fastest turnaround time and best customer service in the industry.
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