Advance Sport Management Course 2009/2010 Diploma in Management of OlympicSports Organizations (MOSO) (Olympic Solidarity) Conducted by the National Olympic Committee of Sri Lanka (NOC SL)  and International Olympic Committee (IOC).

Diploma in Sports at the National Institute of Sports Science in Sri Lanka in 1987/1988 (Specialized in Track & Field, Football and covered 16 different Sport disciplines.

Olympic solidarity course for Track & Field at New Delhi, India in 1989.

Diploma in Track & Field Electronic Time keeping Operating system conducted bi OMEGA SA, Switzerland.

Solidarity course in Fencing at Bangalore, India in 1996, conducted by Indian Olympic Committee and World Fencing Federation.

Diploma in Computer Programming and System Analyzing in Sports (IRET - Singapore) in 1993. 

Asian Athletics 1973 - 2015 (for 21st Asian Athletic Championships, Wuhan, China)

Asian Athletics 1973 - 2013 (for 20th Asian Athletic Championships, Pune, India)

Asian Athletics 1973 - 2011 (for 19th Asian Athletic Championships, Kobe, Japan)

Track & Field Statistical Guide 1973 - 2003 (for 15th Asian Athletic Championships, Manila Philippines)

Track & Field Statistical Guide 1973 - 2002 (for 14th Asian Athletic Championships, Colombo Sri Lanka)

SAF Games 1984 - 95 Track & Field Statistical Guide

Sri Lanka Athletic Review - 1986

Sri Lanka Athletic Review 1987/88

Sri Lanka Athletic Review 1989/90

SAF Games Review 1984 - 89

National Sports Festival 1972 - 92 (Sinhala)

Sri Lanka Athletic Review 1991-93

Statistical Hand Book (National Sports Festival) 1972 - 95

75th Anniversary Book for Athletics in Sri Lanka

Silver Jubilee Anniversary Book (National Sports Festival)

Sri Lankan Track & Field Contingent for South Asian Games 2006 &

Complete Guide in South Asian Games Track & Field 1984 - 2004

Team Leader to the National Athletics Team by the Sri Lanka Athletics Team for the World Athletics Championships to be held in September 2019 at Doha, Qatar.

Deputy Head of Delegation for the National Universities Sports team for 30^th World University Games to be held in July 2019  at Naples, Italy

Team Leader to the National National Athletics Team for 18^th Asian Games 2018 held in Jakarta, Indonesia.

Team Leader to the National Universities Athletics Team for 22^nd World University Cross Country Championships 2018 held in St. Gallen, Switzerland.

Team Leader to the National Universities Athletics Team for 29^th World University Games 2017 held in Chinese Taipei.

Team Leader to the National Junior Athletics Team for 16^th World Junior Athletics Championships held in Bydgoszcz, Poland 2016.

Manager to the National Athletics Team for 17^th Asian Games 2014 held at Incheon, South Korea.

Team Leader to the National Universities Athletics Team for 23^RD World University Games 2013 held in Kazan, Russia.

Team Leader to the National Athletics Team for 13^th World Athletic Championships 2011held in Daegu, South Korea.

Manager to the National Athletics team for Asian Indoor Games held at Hanoi, Vietnam in 2009.

Manager to the National Youth Athletics team for Commonwealth Youth Games held at Pune, India in 2008.

Chief Recorder of the 1^st Asian Junior Athletics Championships held at Colombo in 2007.

Appointed as the Manager to the National Universities Athletics Team for 20th World University Games 2007 held at Bangkok, Thailand.

Team Official to the National Athletics team for 15^th Asian Games held at Doha, Qatar in 2006.

Administrative Officer to the National Athletics team for 16^th Asian Athletic Championships held at Incheon, South Korea in 2005.

Appointed as the Manager to the National Universities Athletics Team for 19^th World University Games 2005 held at Izmir, Turkey.

Administrative Officer to the National Athletics team for 14^th Asian Games held at Busan, South Korea in 2002.

Competition Secretary of 14^th Asian Athletics Championships held at Colombo in 2002.

Asst. Manager to the National Athletics Team for 8^th South Asian Games held at Kathmandu, Nepal in 1999.

Team Official to the National Athletics team for 13th Asian Games held at Bangkok, Thailand in 1998.

Team Observer to the National Athletics Team for 7^TH South Asian Games held at Madras, India in 1995.

Team Official to the National Team for 10^th Asian Athletics Championships held at Manila, Philippines in 1993.

Member of Technical Staff in Track & Field, 5^th South Asian Games held at Colombo, Sri Lanka in 1991.

Team Observer at 8^th Asian Athletic Championships held at New Delhi, India in 1989.

Member of Statistics Committee of Asian Athletic Association 2000 – 2005.

Editor of the Asian Athletics Statistical Guide Book, which is published by Asian Athletics Association since 2002 to date.

Chief in Technical Information Center in Track & Field Meet of 10^th South Asian Games held in Colombo, Sri Lanka 2006.

Chief in Technical Information Center at Asian Junior Athletics Championships held in Colombo, Sri Lanka 2012.

Chief in Technical Information Center at Asian Grand Prix Competition series held in Colombo 2003 & 2004.

Serve as the Actg. Director of Department of Physical Education, University of Kelaniya since November 2008 up to date.

Chairman of the National Selection Committee for Athletics in Sri Lanka 2016/2017.

Serve as a Member of the National Selection committee for Athletics in Sri Lanka since 1998 - 2015.

Serve as the Honorary Recorder of Athletic Association of Sri Lanka since 1994 to date

Member of the Judges panel of “Presidential Sports Awards” since 2016

Appointed by Honorable Minister of Sports as a member of the National Review committee for the 13th South Asian Games held at Kathmandu, Nepal 2019.

Member of National Monitoring Committee for Guinness World Records since 2019

National Technical Officer in Track & Field since 2010.

Served as an Instructor in Physical Education of Department of Physical Education, University of Kelaniya from 1996 – 2008.

Served as Head Quarter Sports Officer of Ministry of from 1985 – 1996.

Served as Chief in Technical Information center at the National Athletics Championships & National Sports Festival since 2002.

Served as the Coordinating officer for Statistics and Records at National Sports Festival 1988-1996.

Serve as the Honorary Recorder of Sri Lanka Universities Sports Association since 2005.

Served as Officer in charge of the Computer Unit of Ministry of State for Sports from 1991 – 1996.

Served as the Honorary Recorder of Ceylon Government Services Sports Society since 1998 – 2003.

Contributed to Thousands of Sports Competitions as a Technical Officer during at past 30 years.

Served as a recourse person of the committee to Re-arrange the National Schools Sports Programme by an Invitation on Ministry of Education.

Serve as a Member of the Sports Advisory Board, University of Kelaniya since 1996.

Served as Athletic coach of Mahanama College, Colombo from 1992 – 1995 and have produced National Schools and Junior National Champions in Jumps & Hurdles events.

Member of the Initiate team of National Cross Country Championships.

Originator of Questioner of ‘All Island Sports Knowledge Competition’ conducted by Ministry of Sports and National Rupawahini Cooperation in 1987 - 1988

Co-editor of ‘Sri Lanka Athletic Review’ the Book of annual Track & Field review in Sri Lanka published by Ministry of Sports in 1988 – 1993

Serve as a Member of the National Selection committee for Athletics in Sri Lanka since 1998 - 2015.

Serve as the Honorary Recorder of Athletic Association of Sri Lanka since 1994 to date

Member of the Judges panel of “Presidential Sports Awards” since 2016

Appointed by Honorable Minister of Sports as a member of the National Review committee for the 13th South Asian Games held at Kathmandu, Nepal 2019.

Member of National Monitoring Committee for Guinness World Records since 2019

National Technical Officer in Track & Field since 2010.

Served as an Instructor in Physical Education of Department of Physical Education, University of Kelaniya from 1996 – 2008.

Served as Head Quarter Sports Officer of Ministry of from 1985 – 1996.

Served as Chief in Technical Information center at the National Athletics Championships & National Sports Festival since 2002.

Served as the Coordinating officer for Statistics and Records at National Sports Festival 1988-1996.

Serve as the Honorary Recorder of Sri Lanka Universities Sports Association since 2005.

Served as Officer in charge of the Computer Unit of Ministry of State for Sports from 1991 – 1996.

Served as the Honorary Recorder of Ceylon Government Services Sports Society since 1998 – 2003.

Contributed to Thousands of Sports Competitions as a Technical Officer during at past 30 years.

Served as a recourse person of the committee to Re-arrange the National Schools Sports Programme by an Invitation on Ministry of Education.

Serve as a Member of the Sports Advisory Board, University of Kelaniya since 1996.

Served as Athletic coach of Mahanama College, Colombo from 1992 – 1995 and have produced National Schools and Junior National Champions in Jumps & Hurdles events.

Member of the Initiate team of National Cross Country Championships.

Originator of Questioner of ‘All Island Sports Knowledge Competition’ conducted by Ministry of Sports and National Rupawahini Cooperation in 1987 - 1988

Co-editor of ‘Sri Lanka Athletic Review’ the Book of annual Track & Field review in Sri Lanka published by Ministry of Sports in 1988 – 1993