Management today is seen in multiple areas. Towards the end of the 20th century, business management came to consist of six separate branches, namely:

1. Human resource management
2. Operations management or production management
3. Strategic management
4. Marketing management
5. Financial management
6. Information technology management responsible for management information systems
   

Here is list of management arena where multiple theories were evolved based on need to grow & maintain quality of product / service.

List of Areas and Categories and Implementations of Management

Accounting management
Agile management
Association management
Capability Management
Change management
Communication management
Constraint management
Cost management
Crisis management
Critical management studies
Customer relationship management
Design management
Disaster management
Earned value management
Educational management
Enterprise management
Environmental management
Facility management
Financial management
Human resources management
Information technology management
Innovation management
Interim management
Inventory management
Knowledge management
Land management
Leadership management
Logistics management
Lifecycle management
Marketing management
Materials management
Operations management
Organization development
Perception management
Program management
Project management
Process management
 Performance management
Product management
Public administration
Public management
Quality management
Records management
Research management
Resource management
Risk management
Skills management
Social entrepreneurship
Spend management
Strategic management
Stress management
Supply chain management
Systems management
Talent management
Time management
Visual management