I've worked in ISO companies and non-ISO companies. ISO 9000 (I think 9000, it might be 9001) is less about standardization and more about documentation - you

I've worked in ISO companies and non-ISO companies. ISO 9000 (I think 9000, it might be 9001) is less about standardization and more about documentation - you can use any process you want to produce a result provided it is adequately documented, and reproducible, the process can be anything you like so long as its a documented one. Similarly, you can deviate from that process all you like, provided you document those exceptions and why they were made.