Financial Organizations
- Peoples Bank
- Bank of Ceylon
- National Savings Bank
Private Organizations
- Inter fresh Logistics (Pvt) Ltd
- Colombo Logistics (Pvt) Ltd
- ACL Cables (Pvt) Ltd
- Lanka Financial Services for Underserved Settlements
- Shipco Transport Lanka (Pvt) Ltd
- Spears International (Pvt) Ltd
- Whichy Plantation (Pvt) Ltd
- Aramex Lanka (Pvt) Ltd
- Bitumix (Pvt) Ltd
- Bitumix Exports (Pvt) Ltd
- Lanka Roadkem (Pvt) Ltd
- Lankem Ceylon (Pvt) Ltd
- Sparklit Motor Trades & Engineers
- Fanam International (Pvt) Ltd
Government Organizations
- Ministry of Defence & Urban Development
- Colombo Municipal Council
- DehiwalaMunicipal Council
- Ministry of Education
- Sri Lanka Army, Special Task Force
- Board of Investment (BOI)
- Ceylon Electricity Board
- State Engineering Corporation of Sri Lanka
- National Water supply & Drainage
- Provincial Irrigation Department
- Divisional Engineering
- Ministry of Higher Education
- Sri Lanka Land Reclamation & Development Cooperation
- Civil Aviation Authority
- Governor Secretariat Office – Southern Province
Health Sector
- Base Hospital (Horana)
- State Pharmaceuticals Corporation (Head Office, Rathmalana)
- Medilink (Pvt) Ltd
- Apeksha Hospitals
- Wendol Lanka
University & Education Organization
- University of Peradeniya, Colombo, Sri Jayawardenapurara, Open University (Nawala)
- American Institute for Lankan studies
- Institute of indigenous medicine
- Institute of Information Technology Recourse Development
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Trade Associations: Environment Friendly Refrigeration Association of Sri Lanka
