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Internships and Apprenticeships
at J.S. Hamilton

Wondering what it’s like to work in an accredited testing laboratory? Apply for an internship or apprenticeship and stay with us for the long term!

Recruitment will start from 2 April.

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Voluntary Certification J.S. Hamilton

Voluntary Certification is an assessment process to confirm that a certain characteristic of a product or material has been met.

The result of the assessment carried out for the customer is obtaining a certificate and an individual mark of conformity

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IECEx assemssment scheme

J.S. Hamilton Poland has the status of an ExCB certification body and an ExTL test laboratory.

We specialize in testing and IECEx certification of electrical devices and Ex components.

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Network of accredited testing
laboratories J.S. Hamilton

J.S. Hamilton offer a wide spectrum of microbiological and chemical analyses for manufacturers of food, cosmetics, pharmaceuticals, chemicals, food contact materials and many other industries. J.S. Hamilton provides also independent inspection services in order to check the quality and quantity of goods being subject to international trade.

7 000

daily tested samples

6 000

regular clients

1 600

accredited test methods


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Food and Feed

Cosmetic bottle containers with green herbal leaves
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Environmental Tests

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Packaging, toys and consumer products

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Inspections and fuel fumigation

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Other Services

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Conference The Truth in Packaging: LET’S TALK ABOUT FACTS

The J.S. Hamilton Laboratory kindly invites you to the international* conference entitled: The Truth in Packaging: LET’S TALK ABOUT FACTS, which will take place on October 17 2024, at the MCC Mazurkas Conference Centre & Hotel in Ozarów Mazowiecki (near Warsaw, Poland). We would like to invite you to the new edition of our event, …

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Happy Easter!

We wish you a healthy, cheerful Easter, ful of peace, spring joy and warmth. May this time be filled with optimism and moments of relaxation with your friends and loved ones. 

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New scope of accreditation in the Dermatology and Stability section!

A great success in the Dermatology and Stability section. We are the first laboratory in Poland to be accredited for dermatological testing! The 3-day audit by the Polish Accreditation Centre was a complete success – no nonconformities were found! We have completed the implementation project to extend the scope of AB 079 accreditation, which includes …

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Merry Christmas and Happy New Year!

We wish our Customers and Business Partners a peaceful time, full of Christmas Eve warmth and special moments spent with your loved ones.  May the coming New Year bring you prosperity and satisfaction. 

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Producers and users of products often wonder how long my product will retain its physical, mechanical, strength properties or whether it will retain its external appearance, color and luster during its use and operation. Xenon and UV aging tests, which we perform at the J.S. Hamilton Poland laboratory, will help determine the characteristics of your …

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European Commodity Exchange in Warsaw

On October 12-13 in Warsaw, the European Commodity Exchange took place . The event, which brings together the most important representatives of the agro-food sector, had the opportunity to host Central and Eastern Europe for the first time in its long tradition. The 63rd edition of the European Commodities Exchange was one of the important …

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Increase knowledge about the safety of your supplements

Product awareness is growing among consumers. Recipients are increasingly verifying compositions, seeking information on studies conducted, and choosing products most suited to their needs. Trends in healthy eating and supporting the body with dietary supplements have forced manufacturers and distributors to pay more attention to the quality of pharmaceuticals and confirm it with independent research. …

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J.S. Hamilton Poland awarded the Compass of Standardization!

We are very pleased to announce that on May 18, at a ceremony in Warsaw, our company was awarded the Compass of Standardization award granted by the Polish Committee for Standardization (PKN). We would like to thank Ms. Ewa Zielińska, President of the company, and the entire PKN for appreciating the role of J.S. Hamilton …

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Commission Delegated Regulation (EU) on new hazard classes

The new COMMISSION DELEGATED REGULATION (EU) 2023/707 of 19 December 2022 amending Regulation (EC) No 1272/2008 as regards hazard classes and criteria for the classification, labelling and packaging of substances and mixtures was published. This regulation introduces new hazard classes for the following substances and mixtures: having endocrine disrupting (ED) for human health as well …

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