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Who We Are

OK Advice is a New Zealand-based consultancy made up of experienced locksmiths who specialise in the design and maintenance of mechanical Master Key Systems. We provide expert support to professional locksmiths across New Zealand and internationally, helping them deliver secure, efficient, and scalable keying solutions.

Our services include:

We can even design complete Master Key Systems for you. Simply provide the relevant information, and we’ll handle the data entry, code assignment, and system structure—delivered to you ready for key cutting and ordering.


OK Advice Learning

OK Advice Learning is our dedicated online training platform for locksmiths, security professionals, and organisations that need a clearer understanding of mechanical key systems.

The platform provides practical, industry-focused training in master-keying principles, key system terminology, system design considerations, and the professional judgement required when balancing security, convenience, and future expansion.

Courses are designed to support both experienced locksmiths who want to strengthen their technical knowledge, and non-locksmith stakeholders who need to better understand the advice provided by their locksmith.

Learn more about OK Advice Learning →


Independent, Confidential, Experienced

Although our team members remain actively engaged in the locksmithing industry, they are no longer affiliated with any individual locksmith business. This independence ensures full confidentiality and impartiality for every client we support.


Why Locksmiths Outsource to OK Advice

There are many reasons professional locksmiths choose to outsource Master Key System design:


Support When You Need It

Struggling with expanding a system? Replacing problematic keys? Dealing with phantom keys or unexplained anomalies?

We’re here to help. At OK Advice, we provide clear, independent guidance to resolve system challenges and offer new perspectives that can make all the difference.