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2025 IOA World CongressAugust 25-29 | Omni Atlanta at Centennial Park, Georgia, USA |
REGISTRATION INFORMATION Attendee Registration Exhibitor Registration Sponsor Registration Guest/Spouse Program Registration 2025 Registration Rates
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About the Conference
The IOA World Congress is an international conference and exposition showcasing leading edge technologies and in-depth information for municipal drinking water, wastewater, water reuse, industrial process, and medical applications with focus on Ozone and AOP technology and application.
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Technical ProgramThe 2025 Technical Program features a 1-day workshop (separate ticketed event) followed by 3 days of technical presentations on subjects such as drinking water treatment, water reuse, industrial applications, medical applications, and innovative new techniques and technologies, etc. Presenting authors may have their work considered for publication in Ozone Science & Engineering (OS&E), the official Journal of the International Ozone Association. All conference attendees will receive complimentary access to the World Congress Proceedings after the conference concludes. 2025 Technical Program Schedule at a Glance Ozone Basics Workshop Technical Tour Georgia Aquarium Banquet ROPES Program (*All programs/schedules are subject to change.) Guest/Spouse ProgramExplore Atlanta with our Guest/Spouse Program during the 2025 IOA World Congress! Enjoy a stroll through the beautiful Atlanta Botanical Garden, go behind the scenes at Mercedes-Benz Stadium, or discover the World of Coca-Cola. See the flyer below for dates, times, and registration details. More Registration Information
Benefits of Attending Include:
Continuing Education Units The IOA is please to provide Operator Continuing Education Units (CEUs) for the IOA World Congress. We are currently applying for CEU approval with the key states listed below. Approved: California - 16 Hours, Drinking Water Texas (Pr#0891/Course#1007) - 16 Hrs DW+WW Pending: Georgia Utility Registration Bundle! Utilities and other end users of ozone registering three conference attendees will receive a complimentary registration for a fourth attendee to the 2025 IOA World Congress. (Buy 3 Get 1 Free!) In order to receive the discount, please complete the regular registration process for your first 3 attendees and send their names to IOA Support (support@ioa-pag.org). Once registration has been confirmed, you will receive a coupon code to sign up your complimentary (4th) registration using Registration Category (Q). Presenter Resources Presenters will all have the opportunity to include their papers in the 2025 World Congress Proceedings, published after the conference concludes. A Speaker Agreement form will be sent via email, and can also be found below. Please reach out to IOA Support if you have any questions. Speakers are welcome to use their own presentation templates or the official 2025 IOA World Congress Template provided above. CancellationsRegistration cancellations for the 2025 IOA World Congress must be sent to support@ioa-pag.org and be received no later than Monday, August 11th for a full refund. There will be no refunds for registrations cancelled after August 11th. For questions, contact support@ioa-pag.org or (916) 441-0629. | Exhibit Hall InformationJoin us in the Exhibit Hall! The Exhibit Hall will be the central hub for numerous conference activities including coffee breaks, lunches, and the Exhibitors Welcome Reception. Reserve your booth today to assure your organization is at the center of all the action. Benefits of Exhibiting Include:
Note: Full Registration includes access to the Exhibit Hall, Technical Sessions, Conference Proceedings, Coffee Breaks, Lunches, and Receptions. The Workshop, Technical Tour, and Georgia Aquarium Banquet are not included with Full Registration. There is a max of 2 Exhibitors per booth. Cancellations: Cancellation of exhibit space must be made in writing to the IOA-PAG at support@ioa-pag.org. Cancellations received on or before July 31st will receive a 50% refund. There will be no refunds issued for cancellations received after July 31st. Conference SponsorshipsSponsorships Are Back for the 2025 IOA World Congress! We’re thrilled to announce the return of Conference Sponsorships exclusively for the 2025 IOA World Congress! Don’t miss this unique opportunity to boost your company's visibility with an international audience of ozone professionals. Year-Round Sponsors receive early access to select one complimentary sponsorship option as part of their benefits, with priority selection by sponsorship level (Platinum → Gold → Silver → Bronze). Remaining opportunities will then be available to the public on a first-come, first-served basis. All Sponsorships include:
To ensure inclusion in the Conference Program, all registrations must be completed by Friday, August 8th. After registering, please send your company logo to support@ioa-pag.org. Questions? We’re happy to help—contact us at support@ioa-pag.org or (916) 441-0629. Hotel Information
Book your stay under IOA's exclusive room block rate of $159/night! Note there is limited availability, so book early to ensure the discounted rate! Offer expires on August 1st, 2025. IOA SupportQuestions about the 27th IOA World Congress? Having a hard time deciding which registration option is right for you? We're here to help! Email: support@ioa-pag.org Phone: +1-916-441-0629 |
Thank You to our 2025 Sponsors! |