SILT Consultants (P) Ltd is providing consulting services in different social and physical infrastructure development and management sectors also through its following sister organizations.
- SILT Environmental Services – Nepal (P) Ltd (SILTES) is providing environmental and solid waste management services with specialized proven experience in public-private-partnership approach for urban environment improvement.
- Sub-structural Consult (P) Ltd is providing high-tech soil and construction material investigation and laboratory testing services.
- Molnia Power (P) Ltd is a hydropower developing company with SILT as one of the promoters (undertake studies, design, construction, own, operate and manage hydropower plants in the country under privatization program of Government of Nepal).
- National Academy of Science & Technology (Dhangadhi Engineering College) is an engineering college in Far Western Development Region of Nepal, where SILT is one of the promoters.