Although with a headquarters in the USA,  IOAS has always operated a virtual office with staff members being appointed for their knowledge and skills without concern for their being able to work in a certain geographical location.

Current Staff Members

Aalia Mohammed, Trinidad and Tobago

Client Services Manager

Aalia's qualifications include a first class honors BSc in Chemistry and Analytical Chemistry as well as an MSc in Food Science and Technology. She has several years’ experience in Quality Management System implementation and Accreditation. Previously, she worked at the National Accreditation Body of Trinidad and Tobago managing accreditation schemes for testing and calibration laboratories in the food and beverage, medical, environmental and construction sectors. Aalia’s work within the field of laboratory accreditation has built a strong background in conformity assessment and knowledge of standards and regulations. She is used to working with many clients and other stakeholders in the field of quality and accreditation services, her ability to be able to help progress and support our client certifiers during the process of accreditation is a welcome addition to IOAS.

Adel Enderson, United Kingdom

Operations Assistant

Adel is based in Devon, United Kingdom and has a BSc in Geology with over ten years experience in Environmental Consultancy specialising in the assessment of contamination in soil and groundwater. She has worked on a broad range of ground investigation, human health assessment and compliance projects for commercial, industrial and residential developments. Adel has experience working with landowners, regulators and contractors and the implementation of Environmental and Soil Management Plans during construction and development works. Since joining IOAS in 2017 Adel has been working with the Executive Director (Operations) on the project management and logistics of the IOAS scheme evaluations.

Amaia Aldana, Spain

Programme Manager / Lead Auditor

Amaia joined the IOAS in 2002 as a Client Manager (CM) in the IOAS for many years performing assessments of certification bodies against various international norms. Before, she worked for a German control body and was involved in development projects in Latin America and the Caribbean working on the development of organic standards, inspector training and certification body quality systems to meet international standards. She has a degree in Agricultural Engineering and was an Erasmus student in Germany. Her thesis topic was the effects of the European Regulation 2092/91 on the development of organic farming in developing countries. She now works in a more supervisory role in support of other client managers. Amaia represents the IOAS on the IFOAM Accreditation Requirements Committee. She lives with her partner and two young sons in Barcelona.

Andreas Georgakakis, Greece

Client Manager / Lead Auditor

Andreas Georgakakis commenced his career as an inspector and moved on to working with a number of private standards and certification schemes, collaborating with many international CBs. Through undertaking additional responsibilities his experience in inspection, certification and accreditation procedures has grown and his support of the Organic movement was recognised (Andreas was elected as an IFOAM EU Council member and he was also selected as an IFOAM EU representative at two of the European Commission’s DG AGRI Civil Dialogue Groups). Andreas brings a wealth of understanding and knowledge to the IOAS and began working with us in October 2018.

Andrea Tucker, United Kingdom

Communications Manager

Involved in agricultural product development and diversification from an early age, Andrea has since worked in a variety of service industries and has extensive experience in contracting, personnel and marketing. As Communications Manager she is concentrating on strengthening the IOAS’ communications and exhibition activities in addition to providing business and operational support to the Executive Directors.

Andrés Vásquez Millán, Argentina

Assistant Programme Manager / Client Manager / Lead Auditor

Andrés is based in Argentina and is an Engineer in Agronomy with a postgraduate in Environmental Management and an ISO 14001 Lead Auditor. He has worked for ten years for a Certification Body in Argentina, and has been their Certification Manager for more than five, working with several international scopes. He also worked for the Ministry of Agriculture, as an Environmental Specialist, working on Environmental Impact Assessments for rural development projects. This previous working experience has resulted in a strong understanding of the requirements for conformity assessment and certification for sustainable and organic standards.

Cristina Comezaña, Argentina

Client Manager / Lead Auditor

Cristina is an engineer in Agronomy from the University of Buenos Aires. She specialized on organic agriculture in Spain and was trained as an organic inspector through IOIA courses and other national and international trainings on the matter. She is also qualified in other international standards, such as ISO 9001 and OHSAS 18001. She worked as an organic inspector and auditor for other quality programmes for several years. Before joining the IOAS in November 2011, she had worked for one of the most important certification bodies in Argentina for 9 years. She lives with her husband in Buenos Aires.

Dániel Szalai, Hungary

Client Manager / Lead auditor

Dániel’s roots in agriculture and the environment began with beekeeping on his family’s farm in Hungary. Since then he has gone on to become highly qualified in environment studies, quality, international food chain and agricultural management. Alongside his impressive qualifications he has developed a thorough working knowledge and understanding of the industry, participating globally in all roles of the certification and accreditation processes and conformity assessments. Dániel began working with the IOAS in September 2018.

David Crucefix, United Kingdom

Executive Director / Lead Auditor

David joined the IOAS as Assistant Executive Director in 2000 after an earlier career in development aid working mainly in the Caribbean islands, Africa and Asia followed by a move to organic agriculture as a grower, inspector and finally certifier. With IOAS he has performed many assessments of certification bodies all over the world and developed IOAS as a trainer. David is now particularly responsible for overall operations in the IOAS. He has a degree in agricultural sciences and a PhD in plant pathology.

Francesca Giordana, Italy

Records Administrator

Francesca has several years’ experience in logistics and sales, developing strong operational and organisational skills, helping everyone in the team meet those important deadlines. With a Master’s degree in International Finance and Management, Francesca’s passionate attitude towards the Environment, has compelled her to undertake an second Master’s degree in Sustainable Development, Geopolitical Resources and Arctic Studies. We look forward to the completion of her thesis on Agroecology, A new sustainable approach for the food system.

Gergana Nentcheva, Germany

Client Manager / Lead Auditor

Gergana grew up in Bulgaria where she received a degree in Food Technology. She worked in the field of food technology and ingredients for 5 years, in partnership with CHR. HANSEN and Palsgaard, before joining the European Commission as expert on food safety and quality. For four years she was the manager of an organic certification body in Bulgaria with a branch office in Macedonia. She joined the IOAS as Client Manager in April 2008. Since then she has taken special responsibility for food safety.

Iris Rendon, Canada

Assistant Executive Director

Iris started working with the IOAS in April 2018. Based in Canada, Iris has extensive experience with a number of Food Safety and Organic schemes as well as working with Certification and Accreditation Bodies worldwide. Her former role in Corporate Quality and Compliance for the Global Food division of a public health and safety organisation, and her previous work within the field of audits and certification has resulted in strong conformity assessment skills, as well as comprehensive understanding and knowledge of regulations, standards, and policies.

Jennyfer Karall, Brazil

Client Manager/Lead Auditor

Although born in Germany, Jenny has lived all her life in Brazil and completed a degree in Agronomy in 2001 with special emphasis on environmental management and a thesis on biodynamic agriculture. Straight after graduation she started work as both an advisor to various biodynamic farms and joined the certification body IBD as a freelance inspector. She became a full time employee of IBD in 2003 and their Quality Manager in 2007. Jenny joined the IOAS in 2010, completed her lead auditor training in 2011 and has taken on special responsibility for our work in organic textiles. She lives with her family just outside São Paulo.

Jessica Lambert, Canada

Office Administrator

Jessica is based in Canada and undertakes the general day to day operating duties of the IOAS Office Administrator, in addition to maintaining financial records and handling bookkeeping, payment of invoices and personnel payroll. Jessica is the person who will be the main contact for Clients’ financial queries and will ensure IOAS invoices and payments are handled quickly and effectively.

Polonca Mehraban Repič, Slovenia

Client Manager / Lead Auditor

Involved with organic production, processing and marketing for years, Polonca graduated with a B.S. Agronomy from the University of Maribou, Slovenia. Her years of experience as an inspector, auditor, quality manager, certifier and trainer in addition to living on her own organic farm, has ensured she has a good all round understanding of organic and sustainable agriculture. Polonca became a welcome addition to the team in 2015.

Sumit Gupta, India

Assessor- Textiles

Sumit has an extensive background and experience in standard setting for textiles & colourants, certification, wet processing, as well as manufacturing. He is extremely knowledgeable in the requirements for textile accreditation, audits, standards and their policies and has worked on standard development, quality assurance and implementation working with a number of global stakeholders. With his valuable knowledge and experience and his high level of personal integrity, Sumit became a welcome member of the IOAS team in 2021.

Swetha A.S., India

Client Services Manager

Swetha has a Bachelor of engineering degree in Biotechnology and has worked over 13 years in the food and agricultural sector in India and Europe. Her previous employment and more recently her role as a Quality Manager for a certification company overseeing organic and sustainable compliance and certification has given her the knowledge and experience to provide IOAS clients with a diligent and professional service. Swetha lives on her family’s organic farm in India.

Teresa Barnett

Quality Manager

Teresa joined the IOAS with over two decades of experience and a thorough working knowledge and understanding of the regulatory compliance industry. With an MSc in chemistry, Teresa’s career began with the American Association for Laboratory Accreditation (A2LA) and the Meritus Medical Laboratory. Not only an experienced internal auditor, Teresa’s senior management roles have given her extensive experience with conformity assessment programs, quality management systems, document control, corrective and preventive actions, complaint resolution, peer evaluations with Mutual Recognition Arrangement partners around the world and ISO compliance.

Organic Agriculture

IFOAM, Canada, EU

Organic Textiles

GOTS, Textile Exchange

Organic Cosmetics


Sustainable Agriculture


ISO/IEC 17065 Accreditation

Accredited Bodies

Certification Body Database

Newsletter sign-up

We take your privacy seriously and will only use your contact details to provide you with the IOAS Newsletter. For more information please see our privacy policy.