{"id":16,"date":"2020-09-16T04:28:29","date_gmt":"2020-09-16T04:28:29","guid":{"rendered":"http:\/\/www.web.ichemc.edu.lk\/cosl\/?page_id=16"},"modified":"2025-10-21T03:05:35","modified_gmt":"2025-10-21T03:05:35","slug":"cosl-awards","status":"publish","type":"page","link":"https:\/\/www.web.ichemc.edu.lk\/cosl\/cosl-awards\/","title":{"rendered":"COSL Awards"},"content":{"rendered":"\n

Winners of SLNCO 202<\/strong>5<\/h4>\n\n\n\n
Gold<\/strong><\/td>Deveni Guruge Himaru Abeygunarathne<\/td>Trinity College, Kandy<\/td><\/tr>
Silver<\/strong><\/td>Januki Vihasna Cooray<\/td>Badulla Central College, Badulla<\/td><\/tr>
Bronze<\/strong><\/td>Rithmini Dinhara Weerakkody<\/td>Sirimavo Bandaranaike Vidyalaya, Colombo 07<\/td><\/tr>
Bronze<\/strong><\/td>Srikaran Menan<\/td>St. John’s College, Jaffna<\/td><\/tr>
Bronze<\/strong><\/td>A.K. Methmaka Chethila Jayasena<\/td>Royal College, Colombo 07<\/td><\/tr>
Honorable mention <\/strong><\/strong><\/td>K.M. Suparna Samadhie Somaratne<\/td>Mahamaya Girls’ College, Kandy<\/td><\/tr>
Honorable mention <\/strong><\/td>Pumuditha Thisath Edirisooriya<\/td>Royal College, Colombo 07<\/td><\/tr>
Honorable mention<\/strong><\/td>Kalu Arachchige Don Idusara Pulasthi
Gajaba Wijerathna<\/td>		Ananda College, Colombo 10<\/td><\/tr>
Honorable mention<\/strong><\/td>Dehan Nisaja Damseth Karunathilake<\/td>Dharmaraja College, Kandy<\/td><\/tr>
Honorable mention<\/strong><\/td>Sineth Chandil Fernando<\/td>St. Benedict’s College, Colombo 13<\/td><\/tr>
Honorable mention<\/strong><\/td>Dinath Sathnidu Ranasinghe<\/td>Ananda College, Colombo 10<\/td><\/tr>
Honorable mention<\/strong><\/td>Minula Pehesara<\/td>Vidyaloka College, Galle<\/td><\/tr>
Honorable mention<\/strong><\/td>Senitha Minadith Senaratne<\/td>Ananda College, Colombo 10<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Winners of SLNCO 2024<\/strong><\/h4>\n\n\n\n
\"\"<\/figure>\n\n\n\n
Gold<\/strong><\/td>Robolge Pahanma Upani Lenora<\/td>Sanghamiththa Balika Vidyalaya, Galle<\/td><\/tr>
Silver<\/strong><\/td>Sreemaathuri Sinthanaichselvan<\/td>Ramanathan Hindu Ladies’ College, Colombo<\/td><\/tr>
Bronze<\/strong><\/td>U. A. Githma Himakara<\/td>Richmond College, Galle<\/td><\/tr>
Bronze<\/strong><\/td>Sithupa Danithu Nethmina Palihawadana<\/td>Royal College, Colombo<\/td><\/tr>
Bronze<\/strong><\/td>Vajra Neth Wijesooriya<\/td>Ananda College, Colombo<\/td><\/tr>
Bronze<\/strong><\/td>Kenul Luthmin Perera<\/td>Lyeceum International School, Wattala<\/td><\/tr>
Honorable mention <\/strong><\/td>Akila Chamodya Bandara<\/td>Kingswood College, Kandy<\/td><\/tr>
Honorable mention<\/strong><\/td>Januki Vihasna Cooray<\/td>Badulla Central College, Badulla<\/td><\/tr>
Honorable mention<\/strong><\/td>Srikaran Menan<\/td>St.John’s College, Jaffna<\/td><\/tr>
Honorable mention<\/strong><\/td>Nesith Lakvindu Hettiarachchi<\/td>Ananda College, Colombo<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Winners of SLNCO 2023<\/strong><\/h4>\n\n\n\n
Gold<\/strong><\/td>Senumi Nudara Weerackody<\/td>Visakha Vidyalaya, Colombo<\/td><\/tr>
Silver<\/strong><\/td>Kuragodage Thisarindu Adeepa Lakshan<\/td>Richmond College, Galle<\/td><\/tr>
Silver<\/strong><\/td>Isitha Dinujaya Arachchi<\/td>Ananda College, Colombo<\/td><\/tr>
Bronze<\/strong><\/td>Thuvarahan Chandrakumar<\/td>S. Thomas\u2019 College, Mt. Lavinia<\/td><\/tr>
Bronze<\/strong><\/td>Robolge Pahanma Upani Lenora<\/td>Sanghamiththa Balika Vidyalaya, Galle<\/td><\/tr>
Bronze<\/strong><\/td>Ashen Umendra Perera<\/td>Dharmaraja College, Kandy<\/td><\/tr>
Honorable mention<\/strong><\/td>Lasan Sanjula Perera<\/td>Ananda College, Colombo<\/td><\/tr>
Honorable mention<\/strong><\/td>Yehan Sandes Jayasuriya<\/td>Royal College, Colombo<\/td><\/tr>
Honorable mention<\/strong><\/td>Sithupa Danithu Nethmina Palihawadana<\/td>Royal College, Colombo<\/td><\/tr>
Honorable mention<\/strong><\/td>Don Nipun Dinuka Adikari<\/td>De Mazenod College, Kandana<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Winners of COSL 2022<\/strong><\/h4>\n\n\n\n
\"\"<\/figure>\n\n\n\n
Gold<\/strong><\/td>Nelushi Vithanachchi<\/td>Visakha Vidyalaya, Colombo 05<\/td><\/tr>
Silver<\/strong><\/td>Nilakna Disiwari Warushavithana<\/td>Visakha Vidyalaya, Colombo 05<\/td><\/tr>
Bronze<\/strong><\/td>Benuljith Karunarathne<\/td>Royal College Colombo 07<\/td><\/tr>
Bronze<\/strong><\/td>Kavinda Chathuranga<\/td>Nalanda College, Colombo 10<\/td><\/tr>
Bronze<\/strong><\/td>Vasanthamohan Sasangan<\/td>St. Michael\u2019s College, Batticaloa<\/td><\/tr>
Honorable mention<\/strong><\/td>Thiyumi Amaya Samarakoon<\/td>Visakha Vidyalaya, Colombo 05<\/td><\/tr>
Honorable mention<\/strong><\/td>Shasmitha Akashwara Liyanage<\/td>Mahinda College, Galle<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Winners of COSL 2021<\/strong><\/h4>\n\n\n\n
Gold<\/strong><\/td>Nadun Naveendra Rajapaksha<\/td>Dharmaraja College, Kandy<\/td><\/tr>
Silver<\/strong><\/td>Manujaya Praveen Wijesinghe<\/td>Royal College, Colombo<\/td><\/tr>
Silver<\/strong><\/td>Kelambi Arachchige Achira Hansindu<\/td>Mahinda College, Galle<\/td><\/tr>
Bronze<\/strong><\/td>Dinithi Shalika Madhubhashini<\/td>Southlands College, Galle<\/td><\/tr>
Honorable Mention<\/strong><\/td>Makarathan Karunairasan<\/td>Thalawakelle Tamil Maha Vidyalaya<\/td><\/tr>
Honorable Mention<\/strong><\/td>Hewa Bahithage Ruchini Niwarthana<\/td>Pushpadana Girls College, Kandy<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Winners of COSL 2020<\/strong><\/h4>\n\n\n\n
Gold<\/strong><\/td>Sajini Nadara Boyagoda<\/td>Girls\u2019 High School, Kandy<\/td><\/tr>
Silver<\/strong><\/td>Arulanantham Abbinanthan<\/td>Hindu College, Jaffna<\/td><\/tr>
Silver<\/strong><\/td>Uvindu Praveen Sumanasekara<\/td>Badulla Central College<\/td><\/tr>
Bronze<\/strong><\/td>Jeyanandarasa Kirushikan<\/td>Hindu College Jaffna<\/td><\/tr>
Honorable Mention<\/strong><\/td>Chanupa Devnith Wijesinghe<\/td>Dharmaraja College<\/td><\/tr>
Honorable Mention<\/strong><\/td>M.B.Shakindi Vihangana<\/td>Sujatha Vidyalaya, Mathara<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

 <\/span>Winners of COSL 2019<\/strong><\/h4>\n\n\n\n
Gold<\/strong><\/td>R. M. Sugath Ravindu Sanwara<\/td>Ananda College, Col 10<\/td><\/tr>
Silver<\/strong><\/td>Thishanka Alahakoon<\/td>Dharmaraja College, Kandy<\/td><\/tr>
Bronze<\/strong><\/td>R. M. P. Akila Prabodha Rajapaksha<\/td>Bandaranayake College, Gampaha<\/td><\/tr>
Merit award<\/strong><\/td>W. M. Buddhi Saumya Kumara Wijenayake<\/td>St. Sylvester\u2019s College, Kandy<\/td><\/tr>
Merit award<\/strong><\/td>R. M. Nethmini Nirasha Rathnayake<\/td>St. Joseph\u2019s Balika M.V, Kegalle<\/td><\/tr>
Merit award<\/strong><\/td>P. B. K. Sanjana Gimhani Kapukotuwa<\/td>Maliyadewa Balika Vidyalaya, Kurunegala<\/td><\/tr>
Merit award<\/strong><\/td>Anisha Jude Joachimson<\/td>Chundilkuli Girls\u2019 College, Jaffna<\/td><\/tr>
Merit award<\/strong><\/td>Sachintha Tashen Paranga Narangoda<\/td>Richmond College, Galle<\/td><\/tr>
Merit award<\/strong><\/td>Sivathasan Tharsikan<\/td>Jaffna Hindu college<\/td><\/tr>
Merit award<\/strong><\/td>R.P. Gnalitha Mithun Diumantha Samaranayake<\/td>Maliyadewa College<\/td><\/tr>
Merit award<\/strong><\/td>Jeyanandarasa Kirushikan<\/td>Jaffna Hindu college<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Winners of COSL 2018<\/strong><\/h4>\n\n\n\n
\"\"<\/figure>\n\n\n\n
Gold<\/strong><\/td>Pavindu Udeesha Jayasekera<\/td>Richmond College, Galle<\/td><\/tr>
Silver<\/strong><\/td>Anuki Chamathka Pasqual<\/td>Visaka Vidyalaya, Colombo<\/td><\/tr>
Bronze<\/strong><\/td>Sanjana Gimhani Kapukotuwa<\/td>Maliyadewa Girls School<\/td><\/tr>
Bronze<\/strong><\/td>Sugath Ravindu Sanwara<\/td>Ananda College, Colombo 10<\/td><\/tr>
Bronze<\/strong><\/td>Thinupa Anjana Wijetunga<\/td>Richmond College, Galle<\/td><\/tr>
Merit award<\/strong><\/td>Charuka Nishala Kulathunga Bandara<\/td>R\/E Ehaliyagoda National School<\/td><\/tr>
Merit award<\/strong><\/td>Mahanaida Badalgei Shakindi Vihangana<\/td>Sujatha Vidyalaya<\/td><\/tr>
Merit award<\/strong><\/td>Uvindu Praveen Sumanasekara<\/td>Badulla Madya Maha Vidyalaya<\/td><\/tr>
Merit award<\/strong><\/td>Sachintha Tashen Paranga Narangoda<\/td>Richmond College<\/td><\/tr>
Merit award<\/strong><\/td>Sivathasan Tharsikan<\/td>Jaffna Hindu College<\/td><\/tr>
Merit award<\/strong><\/td>Arulanantham Abbinanthan<\/td>Jaffna Hindu College<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

 <\/p>\n","protected":false},"excerpt":{"rendered":"

Winners of SLNCO 2025 Gold Deveni Guruge Himaru Abeygunarathne Trinity College, Kandy Silver Januki Vihasna Cooray Badulla Central College, Badulla Bronze Rithmini Dinhara Weerakkody Sirimavo Bandaranaike Vidyalaya, Colombo 07 Bronze Srikaran Menan St. John’s College, Jaffna Bronze A.K. Methmaka Chethila Jayasena Royal College, Colombo 07 Honorable mention  K.M. Suparna Samadhie Somaratne Mahamaya Girls’ College, Kandy […]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"class_list":["post-16","page","type-page","status-publish","hentry"],"yoast_head":"\nCOSL Awards - Chemistry Olympiad Sri Lanka (COSL)<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.web.ichemc.edu.lk\/cosl\/cosl-awards\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"COSL Awards - Chemistry Olympiad Sri Lanka (COSL)\" \/>\n<meta property=\"og:description\" content=\"Winners of SLNCO 2025 Gold Deveni Guruge Himaru Abeygunarathne Trinity College, Kandy Silver Januki Vihasna Cooray Badulla Central College, Badulla Bronze Rithmini Dinhara Weerakkody Sirimavo Bandaranaike Vidyalaya, Colombo 07 Bronze Srikaran Menan St. John’s College, Jaffna Bronze A.K. 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Suparna Samadhie Somaratne Mahamaya Girls’ College, Kandy […]","og_url":"https:\/\/www.web.ichemc.edu.lk\/cosl\/cosl-awards\/","og_site_name":"Chemistry Olympiad Sri Lanka (COSL)","article_publisher":"https:\/\/www.facebook.com\/ChemOlympiadSL","article_modified_time":"2025-10-21T03:05:35+00:00","og_image":[{"url":"http:\/\/www.web.ichemc.edu.lk\/cosl\/wp-content\/uploads\/sites\/4\/2024\/08\/IMG_2214-1024x668.jpg","type":"","width":"","height":""}],"twitter_misc":{"Est. reading time":"2 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.web.ichemc.edu.lk\/cosl\/cosl-awards\/","url":"https:\/\/www.web.ichemc.edu.lk\/cosl\/cosl-awards\/","name":"COSL Awards - Chemistry Olympiad Sri Lanka (COSL)","isPartOf":{"@id":"https:\/\/www.web.ichemc.edu.lk\/cosl\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.web.ichemc.edu.lk\/cosl\/cosl-awards\/#primaryimage"},"image":{"@id":"https:\/\/www.web.ichemc.edu.lk\/cosl\/cosl-awards\/#primaryimage"},"thumbnailUrl":"http:\/\/www.web.ichemc.edu.lk\/cosl\/wp-content\/uploads\/sites\/4\/2024\/08\/IMG_2214-1024x668.jpg","datePublished":"2020-09-16T04:28:29+00:00","dateModified":"2025-10-21T03:05:35+00:00","breadcrumb":{"@id":"https:\/\/www.web.ichemc.edu.lk\/cosl\/cosl-awards\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.web.ichemc.edu.lk\/cosl\/cosl-awards\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.web.ichemc.edu.lk\/cosl\/cosl-awards\/#primaryimage","url":"https:\/\/www.web.ichemc.edu.lk\/cosl\/wp-content\/uploads\/sites\/4\/2024\/08\/IMG_2214-scaled.jpg","contentUrl":"https:\/\/www.web.ichemc.edu.lk\/cosl\/wp-content\/uploads\/sites\/4\/2024\/08\/IMG_2214-scaled.jpg","width":2560,"height":1670},{"@type":"BreadcrumbList","@id":"https:\/\/www.web.ichemc.edu.lk\/cosl\/cosl-awards\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.web.ichemc.edu.lk\/cosl\/"},{"@type":"ListItem","position":2,"name":"COSL Awards"}]},{"@type":"WebSite","@id":"https:\/\/www.web.ichemc.edu.lk\/cosl\/#website","url":"https:\/\/www.web.ichemc.edu.lk\/cosl\/","name":"Chemistry Olympiad Sri Lanka (COSL)","description":"International Chemistry Challenge","publisher":{"@id":"https:\/\/www.web.ichemc.edu.lk\/cosl\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.web.ichemc.edu.lk\/cosl\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/www.web.ichemc.edu.lk\/cosl\/#organization","name":"Chemistry Olympiad Sri Lanka (COSL)","url":"https:\/\/www.web.ichemc.edu.lk\/cosl\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.web.ichemc.edu.lk\/cosl\/#\/schema\/logo\/image\/","url":"https:\/\/www.web.ichemc.edu.lk\/cosl\/wp-content\/uploads\/sites\/4\/2025\/10\/cropped-COSL-logo800px-e1761099589328.png","contentUrl":"https:\/\/www.web.ichemc.edu.lk\/cosl\/wp-content\/uploads\/sites\/4\/2025\/10\/cropped-COSL-logo800px-e1761099589328.png","width":800,"height":321,"caption":"Chemistry Olympiad Sri Lanka (COSL)"},"image":{"@id":"https:\/\/www.web.ichemc.edu.lk\/cosl\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/ChemOlympiadSL"]}]}},"rttpg_featured_image_url":null,"rttpg_author":{"display_name":"anuradha","author_link":"https:\/\/www.web.ichemc.edu.lk\/cosl\/author\/anuradha\/"},"rttpg_comment":0,"rttpg_category":null,"rttpg_excerpt":"Winners of SLNCO 2025 Gold Deveni Guruge Himaru Abeygunarathne Trinity College, Kandy Silver Januki Vihasna Cooray Badulla Central College, Badulla Bronze Rithmini Dinhara Weerakkody Sirimavo Bandaranaike Vidyalaya, Colombo 07 Bronze Srikaran Menan St. John’s College, Jaffna Bronze A.K. Methmaka Chethila Jayasena Royal College, Colombo 07 Honorable mention  K.M. Suparna Samadhie Somaratne Mahamaya Girls’ College, Kandy…","_links":{"self":[{"href":"https:\/\/www.web.ichemc.edu.lk\/cosl\/wp-json\/wp\/v2\/pages\/16","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.web.ichemc.edu.lk\/cosl\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.web.ichemc.edu.lk\/cosl\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.web.ichemc.edu.lk\/cosl\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.web.ichemc.edu.lk\/cosl\/wp-json\/wp\/v2\/comments?post=16"}],"version-history":[{"count":32,"href":"https:\/\/www.web.ichemc.edu.lk\/cosl\/wp-json\/wp\/v2\/pages\/16\/revisions"}],"predecessor-version":[{"id":2056,"href":"https:\/\/www.web.ichemc.edu.lk\/cosl\/wp-json\/wp\/v2\/pages\/16\/revisions\/2056"}],"wp:attachment":[{"href":"https:\/\/www.web.ichemc.edu.lk\/cosl\/wp-json\/wp\/v2\/media?parent=16"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}