HENDERSON GRAYER INC.WASHINGTON, DISTRICT OF COLUMBIA

HENDERSON GRAYER INC.

202-642-2307,

1155 F St Nw Ste 1050 Washington, DC 20004-1312

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Company Information

Legal Structure:

Corporate Entity (Not Tax Exempt)

NAICS Code(s)

324110
Petroleum Refineries
424720
Petroleum and Petroleum Products Merchant Wholesalers (except Bulk Stations and Terminals)
541519
Other Computer Related Services
541611
Administrative Management and General Management Consulting Services
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See also

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We provide services in four primary areas: 1) project/program management consulting, 2) project/program management staffing and outsourcing, 3) project/program management

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Quintessential Construction Managers & Consultants LLC is a minority-owned small business organized to assist clients in managing the construction process.