Management & Strategy Consulting

• 541213 – Tax Preparation Services

• 541219 – Billing and Bookkeeping Services

• 541611 – Administrative and General Management Consulting Services

• 541612 – Human Resources Consulting Services

• 541613 – Marketing Consulting Services

• 541618 – Other Management Consulting Services

• 561320 – Temporary Help Services

• 561510 – Travel Management Services

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Operations & Logistics Consulting

• 541614 – Logistics management consulting services

• 488510 – Freight Transportation Arrangement (logistics advisory)

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Scientific & Technical Advisory Consulting

• 541690 – Security Consulting Services

• 541990 – All Other Professional, Scientific, and Technical Services like Power line inspection (i.e., visual) services

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Government Program & Policy Consulting

• 541720 – Business Research and Development Services

• 541910 – Marketing Research 

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Training & Leadership Development

• 611430 – Professional and Management Development Training

• 611710 – Educational Support Services

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Program & Administrative Support

• 561110 – Office Administrative Services

• 561499 – All Other Business Support Services

• 561210 – Facilities Support Services