With the expertise gained over the years with regard to Planning, Design  Engineering, Construction Management, Contracts Management as well as in other disciplines and also the experience of rectifying the problems, particularly those encountered during the construction of unique and large underground works, a Consultancy Division, headed by General Manager (D&E), has been established to provide the services in an integrated manner from concept to commissioning of the ongoing and future projects in public and private sectors.
The consultancy assignments undertaken by THDCIL are executed by a team of experts of the following departments: 

Civil Designs

Hydro- Mechanical Designs

Electro- Mechanical Designs

Cost Engineering

Contracts and Material Management

Monitoring & Planning

OMS, Quality Assurance & Safety

Social & Environment Deptt.

Human Resources Development