Senior Leadership 

Sanith de S. Wijeyeratne

CEO & Head of Strategic Planning 

Taking control of the company at its start-up phase, Sanith’s experience in strategic planning, branding and marketing has propelled the company to regional recognition, having been acknowledged as 'The Best Provider of Environmental Solutions in the Middle East - Asia' by the World Leadership Federation at their international award ceremony in Dubai.  Sanith’s own achievements in environmental conservation and corporate sustainability led to him being awarded the coveted Global CSR Leadership Award at the global awards held in Mumbai.  In October 2017 in Pittsburgh, USA, Sanith was inducted into The Global Climate Leadership Corps by former US Vice President Al Gore, in recognition of his leadership in fighting climate change. 


He has been invited to be an expert speaker at climate change forums in India, Nepal, South Korea, The United Arab Emirates, Singapore, Oman , Sri Lanka and The USA. ​

Prior to his role at CCC, Sanith counts over 12 years experience in Advertising and Marketing Communications with international agency networks Leo Burnett and DraftFCB, where he has held positions in Client Management and Strategic Planning and was one of the co-founders of the local boutique agency WORDS – as Director Strategic Planning and Media 

Sanith has had his Executive training at  Harvard University and holds an MBA from the Postgraduate Institute of Management of the University of Sri Jayewardenepura. He is also an Attorney-at-Law.

Sanith de Silva Wijeratne

Kanishka Jayasinghe

COO & Head of New Business, Client Relations & MarComms

Kanishka Jayasinghe

A graduate of Staffordshire University in the UK with a BSc and MSc in Business Management, Kanishka has over 7 years experience in Customer/Guest Service Management, Client Relationship Management, Sales and Key Account Management, prior to returning to Sri Lanka and joining CCC. His previous employers include the Tussauds Group, Home Retail Group, London Hilton on Park Lane and Waldorf Hilton London​​.​


Kanishka counts over 8 years of experience in the field of Sustainability ​​​to date. In addition to overseeing the operations of the company, ​he heads up the Business Development, Client Relationship Management and Marketing Communications functions of the company, and further operates in the capacity of Project Manager on multiple CCC projects.

Taking a lead in developing Sustainability Management Plans and Reporting Frameworks, he works closely with C-Suite and Senior Management Teams in implementing sustainability solutions, internal and external communication strategies, and staff training and engagement initiatives.

Consulting Team

Ruwanthi Halwala

Shermila Weragoda


Asst. Manager - Client Relationship Management

Asst. Manager - Water, Waste & Forestry Management

Ruwanthi Halwala

With a BSc (Hons) in Industrial Relations, Psychology & Sociology from the University of Toronto and a Masters in Environmental Management from Coventry University in the U.K., Ruwanthi brings with her close to six years of experience having worked in Canada as a Coordinator on integrating Sustainability and Climate Change awareness into education systems; in Oman at a Human Resources Consultancy focusing on Client Relations; and in Sri Lanka as a Project Coordinator undertaking Environmental, Socioeconomic, Human Resource Development & Capacity Building projects, 

prior to joining CCC.

Shermila Weragoda

Shermila has a degree with honours in Applied Science, specialised in Biodiversity & Conservation from the Rajarata University, and an MSc in Environmental Science from the University of Peradeniya, Sri Lanka. She has over 5 years of experience in Biodiversity and Environmental Conservation & Management, Forestry Management, Water Footprinting,  Water Management and Waste Auditing .  


Shermila is a member of the Sri Lanka Association of Advanced Sciences and has also completed a CEA Accredited International Intensive Training Programme on Environmental Impact Assessments.


Sachini Jayakody

Senior Project Lead

- Carbon Management and Mitigation 

Sachini Jayakody

Sachini holds an honours bachelor's degree in Environmental Engineering from Monash University in Clayton, Australia. Her experience encompasses risk assessments and environmental impact assessments, with several years of experience conducting Carbon and Environmental Audits, GHG Accounting & Reporting, along with consultancy services in the fields of sustainability and energy efficiency.


She is also trained in ISO 9001, ISO 14001 and ISO 14064 global standards.

Senior Advisory Team 
Sabine Samarawickrema

Dr. Sabine Samarawickrema

Advisor - Social Sustainability & Social Development 

Sabine is a Senior Consultant focusing on Social Sustainability and Sustainable Development, and works with the business sector, multilateral organisations and civil society on projects involving sustainable consumption and production, sustainable supply chain development, renewable energy, and social integration. She is the founder of the Sustainability Hub Sri Lanka and the Colombo Flea Market that focuses on creating a platform for reusing, upcycling and recycling products and materials.

Nimal Perera

Nimal Perera

Senior Technical Consultant - Energy Management

With over 20 years of experience, Nimal is a Senior Technical Consultant specialising in energy management services. His experience ranges from conducting energy audits to providing energy efficiency improvement proposals for businesses including offices, hotels, hospitals, and factories. Some of his clients include the Sri Lanka Ministry of Environment, Japan International Corporation Agency, British Council, and Sri Lanka Sustainable Energy Authority. Nimal was a former President and is a current board member of the Sri Lanka Energy Managers Association.

Dr. Sampath Wahala

Dr. Sampath Wahala

Senior Technical Advisor

Life Cycle Analysis, Risk Assessment and Environmental Audit Validation & Verification

Dr Wahala  is a Senior Lecturer Eco Business Management Programme, -Faculty of Management Studies, Sabaragamuwa University of Sri Lanka, is The Chairman of Sri Lanka Accreditation Board for Conformity Assessment and  is an Executive Committee Member of the Life Cycle Assessment and Design for Sustainability Network. Sampath is a Lead Consultant for the GHG Mitigation Assessment for the Third National Communication  for the UNFCCC under the Ministry of Environment and Natural Resources of Sri Lanka. He has been trained on Clean Development Mechanism (CDM),  Environmental Impact Assessment (EIA) and Strategic Environmental Assessment (SEA). He holds an M.Sc and a PhD  from the University of Sri Jayewardenepura

Thirumagan Sri

Thirumagan Sri

International Consultant - Carbon Market Development 

Sri has more than 20 years of experience in the IT Industry and over the years held positions from Systems Analyst to Director. Even though his background was on IT, since Dec 2004 onwards he is involved in Environmental markets and Carbon Trading. He was the architect behind the developments of Asia Carbon Exchange, an on-line carbon credit trading platform for CERs, and Asia Carbon Registry for both regulated and voluntary carbon credits for offsets programs.


A resident of Singapore, Sri holds a Master of Science degree from University of Southern New Hampshire and has extensive working experiences in South East Asia and South Asia regions.