Skip to content
E3 Occupational Health Logo
  • About Us
  • Careers
  • Supplies
  • News & Updates
E3 Occupational Health Logo
CAOHC Re-Certification with e3 Occupational 1
  • Equipment & Supplies
  • Services & Software
  • Certification & Courses
  • Equipment & Supplies
  • Services & Software
  • Certification & Courses
  • Request Service
  • Schedule a Consulation
  • News & Updates
Request Service
Schedule a Consultation
E3 Occupational Health Logo
CAOHC Re-Certification with e3 Occupational 1
Request Service
Schedule a Consultation
  • Equipment & Supplies
  • Services & Software
  • Certification & Courses
  • Request Service
  • Schedule a Consulation
  • News & Updates
E3 Occupational Health Logo
CAOHC Re-Certification with e3 Occupational 3

Download Brochure

CAOHC Re-Certification

e3 Occupational Health Solutions is the only national, full-service equipment distributor that can help you manage your industrial and occupational health needs through a single point of contact.

Request a CAOHC Re-Certification Quote
CAOHC Online Re-Certification
May 12th

CAOHC Online Re-Certification

May 12, 2025, 8:00 am - 5:00 pm
Online
CAOHC Re-Certification Course – Virtual
Register »
CAOHC Re-certification - Philadelphia, PA
May 22nd

CAOHC Re-certification – Philadelphia, PA

May 22, 2025, 8:00 am - 5:00 pm
Holiday Inn Express & Suites King of Prussia, an IHG Hotel
CAOHC Re-certification Course
Register »
CAOHC Re-certification - Hanover, MD
Jun 5th

CAOHC Re-certification – Hanover, MD

June 5, 2025, 8:00 am - 5:00 pm
Holiday Inn Express Baltimore-Bwi Airport West, an IHG Hotel
CAOHC Re-certification Course
Register »
CAOHC Re-certification - Syracuse, NY
Jun 12th

CAOHC Re-certification – Syracuse, NY

June 12, 2025, 8:00 am - 5:00 pm
Holiday Inn & Suites Syracuse Airport
CAOHC Re-certification Course
Register »
CAOHC Re-certification - San Jose, CA
Jun 19th

CAOHC Re-certification – San Jose, CA

June 19, 2025, 8:00 am - 5:00 pm
Hampton Inn & Suites San Jose Airport
CAOHC Re-certification Course
Register »
CAOHC Re-certification - Kansas City, KS
Jun 26th

CAOHC Re-certification – Kansas City, KS

June 26, 2025, 8:00 am - 5:00 pm
Holiday Inn Express & Suites Lenexa - Overland Park Area, an IHG Hotel
CAOHC Re-certification Course
Register »
CAOHC Online Re-Certification
Jul 14th

CAOHC Online Re-Certification

July 14, 2025, 11:00 am - 7:00 pm
Online
CAOHC Re-Certification Course – Virtual
Register »
CAOHC Re-certification - Pittsburgh, PA
Jul 17th

CAOHC Re-certification – Pittsburgh, PA

July 17, 2025, 8:00 am - 5:00 pm
Hilton Garden Inn Pittsburgh Airport South-Robinson Mall
CAOHC Re-certification Course
Register »
CAOHC Re-certification - Wilmington, NC
Jul 24th

CAOHC Re-certification – Wilmington, NC

July 24, 2025, 8:00 am - 5:00 pm
SpringHill Suites Wilmington Wrightsville Beach
CAOHC Re-certification Course
Register »
CAOHC Re-certification - Hartford, CT
Aug 7th

CAOHC Re-certification – Hartford, CT

August 7, 2025, 8:00 am - 5:00 pm
Hampton Inn & Suites Rocky Hill - Hartford South
CAOHC Re-certification Course
Register »
CAOHC Online Re-Certification
Aug 18th

CAOHC Online Re-Certification

August 18, 2025, 8:00 am - 5:00 pm
Online
CAOHC Re-Certification Course – Virtual
Register »
CAOHC Re-certification - Dulles, VA
Aug 21st

CAOHC Re-certification – Dulles, VA

August 21, 2025, 8:00 am - 5:00 pm
Fairfield Inn & Suites at Dulles Airport
CAOHC Re-certification Course
Register »
CAOHC Re-certification - Detroit, MI
Aug 28th

CAOHC Re-certification – Detroit, MI

August 28, 2025, 8:00 am - 5:00 pm
Holiday Inn Express & Suites Belleville (Airport Area) by IHG
CAOHC Re-certification Course
Register »
CAOHC Online Re-Certification
Sep 8th

CAOHC Online Re-Certification

September 8, 2025, 11:00 am - 7:00 pm
Online
CAOHC Re-Certification Course – Virtual
Register »
CAOHC Re-certification - Nashville, TN
Sep 11th

CAOHC Re-certification – Nashville, TN

September 11, 2025, 8:00 am - 5:00 pm
Holiday Inn Express & Suites Nashville Southeast - Antioch by IHG
CAOHC Re-certification Course
Register »
CAOHC Re-certification - Denver, CO
Sep 18th

CAOHC Re-certification – Denver, CO

September 18, 2025, 8:00 am - 5:00 pm
Hampton Inn & Suites Denver/Airport-Gateway Park
CAOHC Re-certification Course
Register »
CAOHC Re-certification - Hampton, VA
Sep 25th

CAOHC Re-certification – Hampton, VA

September 25, 2025, 8:00 am - 5:00 pm
Hyatt Place Hampton Convention Center
CAOHC Re-certification Course
Register »
CAOHC Re-certification - Albany, NY
Oct 2nd

CAOHC Re-certification – Albany, NY

October 2, 2025, 8:00 am - 5:00 pm
Courtyard Albany Clifton Park
CAOHC Re-certification Course
Register »
CAOHC Online Re-Certification
Oct 6th

CAOHC Online Re-Certification

October 6, 2025, 8:00 am - 5:00 pm
Online
CAOHC Re-Certification Course – Virtual
Register »
CAOHC Re-certification - Greenville, SC
Oct 9th

CAOHC Re-certification – Greenville, SC

October 9, 2025, 8:00 am - 5:00 pm
Holiday Inn Express & Suites Greenville-I-85 & Woodruff Rd, an IHG Hotel
CAOHC Re-certification Course
Register »
CAOHC Re-certification - Las Vegas, NV
Oct 23rd

CAOHC Re-certification – Las Vegas, NV

October 23, 2025, 8:00 am - 5:00 pm
Hampton Inn & Suites Las Vegas-Henderson
CAOHC Re-certification Course
Register »
CAOHC Re-certification - Orlando, FL
Oct 30th

CAOHC Re-certification – Orlando, FL

October 30, 2025, 8:00 am - 5:00 pm
Hampton Inn & Suites Orlando Airport
CAOHC Re-certification Course
Register »
CAOHC Online Re-Certification
Nov 17th

CAOHC Online Re-Certification

November 17, 2025, 11:00 am - 7:00 pm
Online
CAOHC Re-Certification Course – Virtual
Register »
CAOHC Re-certification - Hanover, MD
Nov 20th

CAOHC Re-certification – Hanover, MD

November 20, 2025, 8:00 am - 5:00 pm
Holiday Inn Express
CAOHC Re-certification Course
Register »
CAOHC Re-certification - Columbia, SC
Dec 4th

CAOHC Re-certification – Columbia, SC

December 4, 2025, 8:00 am - 5:00 pm
Hilton Garden Inn Columbia Airport
CAOHC Re-certification Course
Register »
CAOHC Re-certification - Buffalo, NY
Dec 11th

CAOHC Re-certification – Buffalo, NY

December 11, 2025, 8:00 am - 5:00 pm
Hampton Inn Buffalo - Amherst
CAOHC Re-certification Course
Register »
CAOHC Online Re-Certification
Dec 15th

CAOHC Online Re-Certification

December 15, 2025, 8:00 am - 5:00 pm
Online
CAOHC Re-Certification Course – Virtual
Register »
CAOHC Re-certification - Dulles, VA
Dec 18th

CAOHC Re-certification – Dulles, VA

December 18, 2025, 8:00 am - 5:00 pm
Fairfield Inn & Suites at Dulles Airport
CAOHC Re-certification Course
Register »

Find the e3 Office Nearest to You!

Locate your local sales and service office by clicking below

Find Your Local Office

Main Menu

  • Equipment & Supplies
  • Services & Software
  • Certification & Courses

e3 Diagnostics represents

  • Expertise: Personalized consultation
  • Excellence: World-leading technology and service
  • Everyday: Relationships that go beyond a sale

Customer Service

  • (800) 323-4371
  • info@e3diagnostics.com
  • MON – FRI: 8am-5pm CST
Find Local Office

Shop Online

Browse our audiology supplies web shop today and stock up on products from the industry’s best brands!

Go To Our Webshop

© 2013-2025 e3 Diagnostics. All Rights Reserved.

[email protected] | Privacy Policy | Terms of Use | 3333 N Kennicott Ave., Arlington Heights, IL.  60004

Page load link

3L Syringe Calibration

Fill out the form to request a calibration.

Schedule Calibration Today!

Don’t risk the possibility of inaccurate results, potential fines, or damage to your reputation because of uncalibrated equipment. Schedule an appointment today!

Go to Top