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"Their response time was wonderful. It makes a difference that Zigzag has an internal QC review process, especially when we utilise auditors globally"  International Biotech Company

why choose Zigzag?

  • we are reliable: at Zigzag we believe in a thorough and pragmatic approach that ensures that your project is delivered safely and on time. Our high amount of repeat custom highlights our consistency.

  • we are extremely flexible: our large global team can provide you with experienced resource whenever you need it, even if it is last minute. We can integrate seamlessly into your existing team to provide the tailored support you need. Whatever your requirements, whether you are looking for ad hoc support or a long term commitment, we can help.


  • we provide open communication: we believe that communication is essential throughout any project, therefore, we make sure that we understand what you require before we start. We will keep you updated throughout the project and, upon completion, we will make sure that you are satisfied with what we delivered and that your standard has been met.


  • our depth of experience: our highly experienced, global team will provide you with the expertise you need. We work with organisations of all sizes, from start-up businesses to Top 10 pharmaceutical companies. We have the knowledge to understand what is required for your situation and the ability to adapt.

  • services tailored to you: we have developed a broad range of services to help continuously deliver solutions for our clients, time and again. With experience in all areas of QA, our team can adapt to work on projects of any size. We strive to ensure consistency of services at all stages, whilst remaining cost-effective. However you choose to use our resource, our team is flexible and ready to support you.

Jane Warren


All of the above and more is what makes Zigzag the QA company of choice and why we maintain repeat business with our customers.


Small, medium to Top 10 pharmaceutical and biotechnology companies, PV vendors, charitable organisations, CROs, universities, start-up organisations and niche service providers - these are all examples of customers we work with.

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client testimonials

"The process maps are great", "Grand job", "Excellent quality as usual". Start-up Contract Research Organisation


"We were very impressed with the quality of the training and material provided and would have no hesitation in using Zigzag Associates Limited again for training courses in the future". Specialist Contract Research Organisation

"In my opinion Zigzag is one of the most flexible, fast moving and user-friendly companies" Pharmaceutical Company

"Thanks for sending over the draft reports, they have exactly the right amount of detail and I am really pleased with both".  Multinational pharmaceutical company


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