Consulting firms are often key to helping organisations grow and streamline . They help by solving business problems and finding new and better ways of doing things , often with Industry 4.0 technologies , such as AI and IoT .

Many offer enterprise-wide solutions , spanning HR , marketing , IT and finance - as well as supply chain . On technology , consultancy firms advise businesses on how best to implement and use this to meet their business objectives . In doing so , they play a key role in business transformation , allowing clients to accelerate growth , reduce cost , manage risk , develop talent or simply just change the way they operate .

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