Audits per year
+
First-party, second-party and third- party audits across six industries.
Active Clients
+
From 10-employee SMEs to listed corporate groups, across 6 industries.
Countries worldwide
+
Active engagements in EU, UK, Switzerland, USA and Asia.
First-Time-Pass
%
For engagements we support end-to-end.
/What our clients value about us — and why they refer us.

Six concrete benefits for your business

01/ Faster to the Finish

First diagnosis within a week. Certification readiness typically in 6–9 months — instead of 18 as with classical consultancies. We know the shortcuts.

02/ Senior Level from Day 1

No junior analysts sit in front of your data at our firm. Every engagement is led by senior experts with 10+ years of industry experience — from kickoff to handover.

03/ Fixed Price. Fixed Date.

Where the engagement allows, we work on a fixed-fee basis with a binding end date — no daily-rate roulette, no backdoor scope expansion.

04/ Independent Advisory

We sell no software, no certificates, no OEM tools. Our recommendation serves your business — not our margin.

05/ Multilingual, Worldwide

We sAudits, advisory, documentation, projects and training in e.g. German and English — at no extra charge. Ready to work in 30+ European countries, occasionally beyond.

06/ Discreet and Reliable

What is discussed at your premises stays at your premises. We disclose reference client names only with explicit consent — confidentiality is part of our business model.
Current: ISO 9001:2026

ISO 9001 will be revised in autumn 2026. Are you prepared?

The new revision anchors climate change, quality culture, and a sharper distinction between risks and opportunities firmly in the standard. Acting early saves audit findings — and money.
/Contact us

When shall we talk?

Send us a message via the contact form – or call us directly. You will usually receive a reply within 24 hours.

Work with BERTELPARTNER Group

If you would like to join our team, please fill out this form and upload your CV. We will contact you as soon as possible.