R.J. Burnside International Limited is a multi-discipline engineering and environmental consulting firm affiliated with R.J. Burnside & Associates Limited, referred to simply as Burnside. Burnside has been in business since 1970. The firm has been working internationally for over 25 years on projects funded by the World Bank (IDA, IBRD, IFC), Millennium Challenge Corporation, African Development Bank, Caribbean Development Bank, Inter-American Development Bank, UNDP and GAC (formerly DFATD/CIDA). As of April 2020, Burnside has over 400 full-time staff. The firm works in a variety of sectors including water supply, wastewater management, solid waste, GIS, drainage, transportation and renewable energy.