Both Engineering Both Engineering (柏诚系统科技有限公司) is a contractor providing building engineering, design, construction, system commissioning and verification, facilities operations management and maintenance, and other services. | ![]() Geoharbour Geoharbour (上海港湾集团) is a company specializing in geotechnical construction, engineering design, investigation, consultancy, and research services. | ![]() Mehl Electric & Communications Mehl Electric & Communications is an electrical and communications contracting company. | ![]() Streeter Associates Streeter Associates is a construction company providing general contracting services. | ||
Founding Date | Founding Date 1994 | Founding Date 2000 | Founding Date 1947 | Founding Date 1949 | Founding Date 1898 |
Type | Type Private | Type Private | Type Private | Type Private | Type Private |
Tags | |||||
Locations | Locations Shanghai, CN HQ Chengdu Shi, CN Hefei Shi, CN Shanghai, CN | Locations Shanghai, CN HQ | Locations Pearl River, US HQ | Locations Elmira, US HQ Vestal, US | Locations New York, US HQ |
Employees | Employees N/A | Employees 5310% increase | Employees 274% decrease | Employees 23 | Employees 118 |

Geoharbour (上海港湾集团) is a company specializing in geotechnical construction, engineering design, investigation, consultancy, and research services.
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Mehl Electric & Communications is an electrical and communications contracting company.
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Streeter Associates is a construction company providing general contracting services.
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Welliver McGuire is a construction company providing general contracting services.
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