Well, obviously, it’s because it’s not easy to get the job done. A company might use the services of a project management consulting firm in order to get over challenges like a lack of experience with a certain type of project, a shortage of internal project management candidates, or poor project management in the past. A project manager consultant, however, has the skills to provide high-quality solutions to the issues that project teams face. Some of the benefits are; 

• They can directly address issues related to the project 
• They can improve efficiency 
• They improve cost management 
• They make up for a gap in expertise