When a heavy manufacturing plant reaches out about ISO compliance testing, the first question is rarely about standards. It is about format: do you need a full on-site audit, a document review, or a shorter gap assessment before the certification body arrives? Each option changes the timeline, the workload for your quality team, and the kind of findings you will receive.
Full audits remain the default for most plants because they cover process control, equipment calibration, and operator records in one pass. But they also require a dedicated coordinator on site for two or three days, and they produce a long report that takes time to digest. If your plant already passed a surveillance audit last year and only changed one production line, a full audit may be more than the situation calls for.
A document review is a lighter option. We go through your quality manual, work instructions, calibration logs, and training records without stepping onto the shop floor. This works well when you need to verify that paperwork matches the actual procedures before investing in a full audit. The limitation is obvious: documents can look clean while the line operates differently. You only find that gap when someone walks the floor.
Gap assessments sit in between. We spend half a day on site, check the areas most likely to produce non-conformities, and give you a short list of issues to fix before the formal audit. This format suits plants that have been through an audit before and know their weak spots but want an outside pair of eyes to confirm the priority order.
The right choice depends on three constraints: how soon the certification deadline lands, how many people you can spare from production, and how confident you are that current records reflect reality. A plant with a tight deadline and a small quality team usually benefits from a gap assessment first. A plant with stable processes and complete records can go straight to a full audit without the extra step.
There is also the question of how findings are reported. Some clients want a formal corrective action plan with deadlines and assigned owners. Others only need a summary they can share with the certification body. We adjust the report format to match your internal workflow, but the audit itself follows the same standard either way.
If you are unsure which format fits your situation, start with a short call. We will ask about your last audit date, the scope of changes since then, and the deadline you are working against. Based on that, we can recommend a format that does not waste your team's time or leave gaps in the coverage.
Recent posts from the Sophie Giraudel team covering ISO certification prep, QA reporting, and the questions that come up before an engagement begins.
Before we sit down with a plant manager, we usually ask for the same set of documents: current calibration logs, training records, and the last internal audit report. This post lists what to gather, why each item matters, and what happens during the first meeting.
Read the briefingNot every factory needs a full certification audit right away. Some plants start with a gap assessment, others need a single department reviewed. This article compares the common formats, their scope, and the constraints that usually decide which one makes sense.
Read the briefingHow long does an audit take? Who needs to be in the room? What happens if we find a non-conformity? This post answers the questions we hear most often before a contract is signed, with straight answers based on past factory audits.
Read the briefing