[4] The central public sector undertakings' present areas of operations are categorised into three main segments; (i) project management consultancy (PMC), including redevelopment of government properties, (ii) engineering, procurement and construction (EPC) and (iii) real estate development.

The projects undertaken by the company are located across India and in other countries such as Iraq, Libya, Nepal, Mauritius, Turkey, Botswana, Maldives, Yemen, Oman, UAE,[7] Dubai and Africa.

The organization has executed several landmark projects that include re-development of government properties, construction of roads, railway stations, hospitals and medical colleges, institutions, offices, bridges, and industrial & environmental structures.

NBCC is designated as the implementing agency for executing projects under the Atal Mission for Rejuvenation and Urban Transformation (AMRUT), Pradhan Mantri Gram Sadak Yojna (PMGSY), Solid Waste Management (SWM) and developmental work in North Eastern Region.

[11][12] The status of a 'Navratna PSE' made NBCC eligible to invest up to Rs 1,000 crore without the requirement of explicit government approval.

The major projects executed through this model are the GPRA colonies at New Moti Bagh and East Kidwai Nagar, New Delhi.

[10] The company has been engaged in the construction of National Prison Academy in Maldives, Supreme Court building and Social Housing project in Mauritius,[22] Mahatma Gandhi International Convention Centres in 9 African countries[23] and the India Pavilion at the Expo 2020.

The features include zero waste, dual piping, rainwater harvesting, solar energy, smart electricity metering, and LED/energy efficient fixtures.

The company makes use of environment friendly techniques [39] and materials such as steel structures, modular construction, pre-cast, pre-fab components and light weight concrete slabs.

The company also ensures strict compliance with the guidelines to curb air and water pollution at its project sites in its bid to contribute towards a safer environment.