• Institute of Supply and Materials Management
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Graduate Diploma in Purchasing and Supply Chain Management (English)

Graduate Diploma in Purchasing and Supply Chain Management-English (GDPSCM)

The Institute was established on 24th October 1972. Institute of Supply and Materials Management (ISMM) is the leading Professional Institution which fosters the professional development of Purchasing and Supply Function in Sri Lanka. It is a Member of the Organization of Professional Associations of Sri Lanka (OPA) since 1976 and was incorporated by the Parliament by Act No. 3 of 1981. The ISMM is affiliated to the International Federation of Purchasing and Supply Management based in UK, which is the world body encompassing 45 national associations having more than 250,000 professionals engaged in Purchasing and Supply Chain Management. It is also registered under the Tertiary & Vocational Education Commission (TVEC) under reference P01/0160.

It has been the Diploma awarding national body for the last two decades in addition to conducting other Professional Short Courses, adding more than 10,000 professionals to the profession of Supply Chain Management in Sri Lanka on a national scale. The latest venture of the Institute is the upgrading of its Diploma to the status of a Graduate level Diploma with a Research Module (similar to a Special University Degree) in a continual effort to improve its Quality of its Academic Standards.
The course covers all aspects of Purchasing and Supply Chain Management and has been formulated according to leading Purchasing and Supply Chain Management Institutes of Australia, India and UK. The successful completion of the Diploma together with 3 years executive experience in Purchasing and Supply Chain Management field will lead to the Corporate Membership of the ISMM. The Government of Sri Lanka recognizes the Corporate Membership of the ISMM is equivalent to a First or Second Class Honours Degree relevant to the field of Purchasing and Supply Chain Management awarded by a recognized University. (Ministry of Public Administration Circular No. 46/90(i) refers).

    Course Content:
    • 1st Year
      Module 1 - Principles of Purchasing and Materials Management
      Module 2 - Principles of Management
      Module 3 - Financial Management
      Module 4 - Warehouse and Stockyard Management
    • 2nd Year
      Module 5 - Management of Tender Process and Contracts
      Module 6 - International Logistics and Transport
      Module 8 - Marketing Management
      Module 7 - Information Technology for Supply Chain Management 
      Module 9 - Purchasing Management
    • 3rd Year
      Module 10 - Inventory Management
      Module 11 - Legal Aspects of Materials Management.
      Module 12 - Operational Research (OR)
      Module 13 - Economic & Statistics for Management
      Module 14 - Industrial Management
      Module 15 - A.   Research Methodology
                            B.   Dissertation
    For Whom

    Managers, Executives, Practitioners in Purchasing and Supply Chain Management, University Graduates or School Leavers seeking Professional Qualifications.

    Entry Requirements

    Pass in the G.C.E. (A/L) with a Credit Pass in English at the G.C.E. (O/L).

    Pass in the Course in Stores Management, Purchasing Management & Shipping, Air Cargo and Containerization conducted by the ISMM.


    Pass in the written and Viva & Voce examination conducted by this Institute.


    Those in possession of a Degree or Diploma in Management, Finance, Marketing and Information Technology from a UGC approved University or a Professional Institute recognized by ISMM is eligible for exemptions in the respective Modules.


    3 years + Dissertation (Sundays 9.00 a.m. to 4.00 p.m.).

    Course Fees & Commencement
    Stage I


    Stage II


    Stage III



    Course Commencement: 11th of October 2020