Accounting, finance and banking services are focused on providing/investing capital and properly recording the exchange of money. Investment and venture capital specialists are included in this group.
Advertising and marketing services providers assess clients needs, develop strategies to reach markets, create branding plans, design advertisement schemes and deliver marketing media. List brokers are included in this category. Public relations.
Business consulting services include high-level business endeavors such as strategic planning, market positioning consulting, business plan development, enterprise architecture, and information infrastructure planning and development.