A2LA is the largest multi-discipline accreditation body in the U.S., with over 45 years of experience providing internationally recognized accreditation services.  A2LA's world-class accreditation services encompass testing and calibration laboratories, medical testing laboratories, inspection bodies, proficiency testing providers, reference material producers and product certifiers. Over 4,000 organizations have been accredited by A2LA in numerous fields and industries. Visit A2LA.org.