Skip to Main content

Certify
Highlights
Quality Management
Medical Devices
Information Security and Data Protection
Education
- ISO 21001 Certification
Sustainability & ESG
Food, Feed & Consumer
Automotive
Transport and Logistics
Second Party Audits
Occupational Health and Safety
Full overview
- Show all Certifications
Resources & Training
Explore
Learn
- DQS Academy - Trainings & Courses
- Webinar recordings
About
About
Join
- Overview
- Jobs
Certificates & Services
Press
- Newsroom

EN US

Certify
Certify
Resources & Training
Resources & Training
- Explore
- Learn
  - DQS Academy - Trainings & Courses
  - Webinar recordings
About
About

Choose your language

Enter language

Bosanski
български
简体中文
繁體中文（香港）
繁體中文（台灣）
Hrvatski
čeština
Nederlands
ελληνικά
Español
Français
Deutsch
Magyar
Bahasa Indonesia
Italiano
日本語
한국어
Polski
Português
Română
Srpski
Slovenský
Türkçe
Українська
Tiếng Việt

Choose your country

Select a country

United States

Zertifizierung

Certificate validation

You want to check the validity of a DQS certificate?

Home
About
Accreditation & Integrity
Impartiality and Compliance
Certificate validation

Find your certification

Company name

City

Any Questions?

We are here for you.

DQS

1500 McConnor Parkway Suite 400
Schaumburg, IL 60173

New to DQS?
[email protected]

Existing customers:
[email protected]

Office Hours: Monday through Friday
7:00 am to 5:00 pm Central Standard Time (CST)

Resources & Updates

Newsroom
Blog
Newsletter registration

Rules & Complaints

DQS Auditing and Certification Rules
Recalls & Incidents
Complaints and Appeals
Violation

Certificates & Services

My DQS - Our customer portal
DQS Audit Manager
IQNET Certificates
Certificate logos
Certificate validation

Legal

Imprint
Privacy Information
DQS General business conditions
Event General Conditions
Cookie settings

© 2026 DQS Holding GmbH - Headquarters. All rights reserved.

English

United States