# Praxis Fortis Process Auditor > Praxis Fortis is an operations-improvement company. Its Process Auditor turns a plain-language description of any business workflow into a consulting-grade process maturity audit, an improved process, a tracked 30/60/90-day roadmap, and Lean Six Sigma certification. It is built for managers and analysts who want a credible, fast read on how a process is performing, with no prior Lean Six Sigma experience required. ## Key facts - Product: Praxis Fortis Process Auditor, a web app for process maturity audits and Lean Six Sigma certification. - Free to start: create an account and run an audit at no cost; the White Belt course and certificate are free. - Certifications: White Belt (free), Yellow Belt ($149.95), Green Belt ($249.95). Each awards a certificate with a unique, publicly verifiable number. - Independent provider: not affiliated with, accredited by, or endorsed by the Council for Six Sigma Certification (CSSC). - Site: https://audit.praxisfortisconsulting.com ## Public pages - [Home](https://audit.praxisfortisconsulting.com/): What the Process Auditor does and who it is for. - [Certifications](https://audit.praxisfortisconsulting.com/certifications): The Lean Six Sigma belt ladder, prices, and how certification works. - [Create a free account](https://audit.praxisfortisconsulting.com/register): Sign up to run a free audit and start the free White Belt course. - [Verify a credential](https://audit.praxisfortisconsulting.com/verify): Confirm that a Praxis Fortis certificate is genuine. ## Guides - [What is a process audit?](https://audit.praxisfortisconsulting.com/learn/what-is-a-process-audit): Definition, what it measures across DMAIC, the steps, and how it differs from process mapping. - [Lean Six Sigma belts explained](https://audit.praxisfortisconsulting.com/learn/lean-six-sigma-belts-explained): White, Yellow, Green, Black, and Master Black Belt, what each covers, and which to start with. - [DMAIC explained](https://audit.praxisfortisconsulting.com/learn/dmaic-explained): The five phases (Define, Measure, Analyze, Improve, Control) and when to use DMAIC vs DMADV.