National Association for Legal Support Professionals
NALS, the association for legal professionals, awards the Accredited Legal Professional (ALP), the Professional Legal Secretary (PLS) and/or the Certified Legal Professional (CLP) , and the Professional Paralegal (PP) certification designations, which reflect a proficiency in procedural law, substantive law, and an overall commitment to a higher standard of conduct and professionalism. NALS' Professional Paralegals may distinguish themselves further by earning Specialty Certifications in various substantive law areas.
Information from the ABA "Information for Lawyers: How Paralegals Can Improve Your Practice" website: https://www.americanbar.org/groups/paralegals/profession-information/information_for_lawyers_how_paralegals_can_improve_your_practice/