HALLMARK performs services under the following NAICS codes:
236 – Construction of Buildings
236115 – New Single-Family Housing Construction (except Operative Builders)
236118 – Residential Remodelers (Primary per 8(a) Letter)
236210 – Industrial Building Construction
236220 – Commercial and Institutional Building Construction
237 – Heavy and Civil Engineering Construction
237310 – Highway, Street, and Bridge Construction
238 – Specialty Trade Contractors
238990 – All Other Specialty Trade Contractors
444-Building Material and Garden Equipment and Supplies Dealers
444130 – Hardware Stores
484 – Truck Transportation
484210 – Used Household and Office Goods Moving
485 – Transit & Ground Passenger Transportation
485113 – Bus and Other Motor Vehicle Transit Systems
485310 – Taxi Service
485999 – All Other Transit and Ground Passenger Transportation
488 – Support Activities for Transportation
488119 – Other Airport Operations
488190 – Other Support Activities for Air Transportation
488510 – Freight Transportation Arrangement
488991 – Packing and Crating
488999 – All Other Support Activities for Transportation
492 – Couriers & Messengers
492210 – Local Messengers and Local Delivery
493 – Warehousing & Storage
493110 – General Warehousing and Storage
493190 – Other Warehousing and Storage
541 – Professional, Scientific & Technical Services
541330 – Engineering Services
541519 – Other Computer Related Services
541611 – Administrative Management and General Management Consulting Services
541614 – Process, Physical Distribution and Logistics Consulting Services
561 – Administrative & Support Services
561110 – Office Administrative Services
561210 – Facilities Support Services
561720 – Janitorial Services
561990 – All Other Support Services
811 – Repair & Maintenance
811111 – General Automotive Repair