# Certifications

## Articles

[CMMC Compliance and How to Apply Requirements to Your Xometry Order](/content/resources/certifications/applying-cmmc-requirements/index.html)

By Joel Schadegg  
6 min read

[ASTM International: What Is It, Why It Matters, and What Are the Benefits?](/content/resources/certifications/astm-international/index.html)

By Dean McClements  
14 min read

[ISO 13485 Certification Standard Definition and Audit Requirements](/content/resources/certifications/iso-13485/index.html)

By Kat de Naoum  
11 min read

[ASTM C39/C39M: Concrete Cylinder Testing](/content/resources/certifications/astm-compressive-strength/index.html)

By Dean McClements  
11 min read

[IATF 16949 Certification: Standard Definition, Audit Requirements](/content/resources/certifications/iatf-16949/index.html)  
By Kat de Naoum  
8 min read

[PPAP Certification Standards Definition and Audit Requirements](/content/resources/certifications/ppap/index.html)  
By Dean McClements  
10 min read

[APQP Certification: Standards, Definitions, Audit Requirements](/content/resources/certifications/apqp/index.html)  
By Dean McClements  
8 min read

[AS9100D Certification: Standard Definition, Audit Requirements](/content/resources/certifications/as9100d/index.html)  
By Dean McClements  
12 min read

[ISO 9000 Certification Standard Definition and Audit Requirements](/content/resources/certifications/iso-9000/index.html)  
By Dean McClements  
15 min read

[How To Get an AS9100 Certification](/content/resources/certifications/how-to-get-an-as9100-certification/index.html)  
By Kat de Naoum  
5 min read

[DPAS Certification: Standard Definition, Audit Requirements](/content/resources/certifications/dpas-certification/index.html)  
By Dean McClements  
11 min read

[What Is NADCAP Certification?](/content/resources/certifications/nadcap/index.html)  
By Dean McClements  
16 min read

[RoHS Certification: Standard Definition, Audit Requirements](/content/resources/certifications/rohs/index.html)

By Dean McClements  
9 min read

[ISO 2768 Certification: Definitions, Industries, Processes](/content/resources/certifications/iso-2768/index.html)  
By Dean McClements  
11 min read

[Guide to Cybersecurity Maturity Model Certification (CMMC): Funding Opportunities & Resources](/content/resources/certifications/cmmc-guide-funding-resources/index.html)  
By Rebecca Piccoli  
7 min read