![]() Old Structures Engineering Old Structures is one of the leading consultancies in structural engineering for historic and old buildings. | ![]() YU & Associates YU & Associates (YU) is an award-winning, diversified consulting engineering firm providing site/civil, planning, geotechnical and environmental services. | ![]() SEQUIL Systems SEQUIL Systems Inc. is an award-winning professional services firm which provides highly technical building commissioning LEED and energy modeling services | |
Founding Date | Founding Date 1992 | Founding Date 1992 | Founding Date 2002 |
Type | Type Private | Type Private | Type Private |
Tags | |||
Locations | Locations New York, US HQ New York, US | Locations Elmwood Park, US HQ New York, US | Locations Delray Beach, US HQ Miami, US New York, US |
Employees | Employees 1515% increase | Employees 1442% decrease | Employees 4 |

YU & Associates (YU) is an award-winning, diversified consulting engineering firm providing site/civil, planning, geotechnical and environmental services.
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SEQUIL Systems Inc. is an award-winning professional services firm which provides highly technical building commissioning LEED and energy modeling services
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