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Welcome to ITAK

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About ITAK

ITAK was founded in 2008 by a team of experts in mining, metallurgy, environment and quality control in chemical and laboratory tests.

Since 2009, Braulio Pessoa and Smarck Lelis have taken responsability of it. Braulio Pessoa, graduated in Chemistry at UFOP – Federal University of Ouro Preto in 2005; and Smarck Lelis, Bachelor of Science in Chemistry, graduated at UFMG – Federal University of Minas Gerais in 1990.

ITAK strives to offer the highest level of quality services with technological solution.


ITAK has a large stock of Certified Reference Materials (CRM’s) and an efficient stock control which enables fast delivery, estimated to be about 3 working days.

ITAK has a modern facility and equipment to produce CRMs and fast samples preparation services with short response time, meeting customer expectations.

Our chemical laboratory has contributed to reduce manufacturing deadlines.

Sustainability and CSR

ITAK is UN Global Compact signatory and supports its ten principles related to Human Rights, Labor Rights, Environmental Protection and Fight Corruption in all of its forms.

ITAK is a law-abiding company and  aims to support and spread those principles to its stakeholders. ITAK considers UN Global Compact principles as part of its strategy, culture and daily operations to comunicate publicly its commitment with the stakeholders through collaborative projects, by promoting the advancement of the UN Millennium Development Goals.

Integrated Management System

ITAK is formed by two companies: ITAK and BS Technology.

ITAK works with the best practices and tools in the market and has a Integrated Quality Management System conforming to the following standards:

  • ABNT NBR ISO 9001: 2015 – Quality management systems – Requirements;
  • ABNT NBR ISO/IEC 17043:2011 – General requirements for proficiency testing;
  • ABNT NBR ISO/IEC 17034:2016 – General requirements for the competence of Reference Material producers.

ITAK is located in João Monlevade, Minas Gerais State, Brazil, and  is available to provide the best services to its customers.

Get to know ITAK and find solutions to your challenges.

Board of Directors

Bráulio Pessoa

Technical Director

Chemist BSc.

Smarck Lelis


Chemist BSc.