CERTI

CERTI

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The leading educational resource for radon measurement, mitigation, and CE courses nationwide.

The ultimate in online radon education!šŸ‘©ā€šŸ’»šŸ“˜ All courses available 24/7, 365, at your own pace, on YOUR own schedule!ā°

06/12/2026

Being a dad often means balancing work, family responsibilities, and personal goals, all at the same time. Flexible online learning makes it possible to continue building your skills and advancing your career without sacrificing the moments that matter most.

At CERTI, our on-demand radon, mitigation, and environmental training courses are designed for real life, giving busy professionals the freedom to learn on their schedule while investing in their future.

Explore flexible online training at Certi.us

06/09/2026

Not all online training experiences are the same. The best education goes beyond slides and checkboxes, providing practical knowledge, expert instruction, and real-world applications that professionals can use in the field.

For years, CERTI has helped environmental professionals build expertise in radon measurement, mitigation, v***r intrusion, and continuing education through flexible, industry-focused training. Our courses are designed to support both professional growth and long-term success in an evolving industry.

šŸ‘‰ Explore the CERTI difference at Certi.us

05/28/2026

Professional education doesn’t always fit neatly into a 9-to-5 schedule, and for many environmental professionals, it shouldn’t have to. Whether you’re balancing family responsibilities, working in the field, transitioning careers, or continuing your education after hours, flexible online learning can make professional growth more accessible.

CERTI’s online radon and v***r intrusion courses are designed to help professionals learn on their own schedule while staying current on industry standards, mitigation practices, and environmental health education.

Explore flexible online training and certification opportunities at www.Certi.us

05/25/2026

This Memorial Day, we pause to recognize and honor the sacrifices made by military members and their families. At CERTI, we’re proud to support veterans as they pursue new opportunities in environmental health, radon education, and continuing professional development.

CERTI remains committed to helping military members build meaningful careers beyond service, offering discounts year round.

Learn more at www.CERTI.us

05/14/2026

CERTI has supported professional education for decades by providing flexible, practical training designed for real-world application.

With more than 75,000 courses completed, professionals nationwide continue to turn to CERTI for accessible online learning in radon, v***r intrusion, indoor air quality, mitigation, continuing education, and related environmental topics.

Available 24/7, 365 days a year, CERTI courses allow students to learn at their own pace while maintaining ongoing access to course materials for future reference.

Whether building foundational knowledge or expanding professional expertise, CERTI’s training is designed to support continued growth and real-world success.

Explore available courses at www.certi.us.

05/05/2026

Not every radon project follows an ideal scenario. CERTI’s "Radon Challenges – Gnarly Tales from the Field – Part II" explores the types of complex, real-world situations professionals actually encounter, from challenging soil conditions and HVAC influences to unexpected building characteristics that require deeper investigation.

Through case-based learning presented by experienced professionals, this course focuses on how issues are identified, diagnosed, and successfully addressed in the field.

For those working in radon, v***r intrusion, and indoor air quality, CERTI offers training that reflects real conditions and supports practical, informed decision-making.

Explore available courses at www.certi.us.

04/30/2026

Staying current with ANSI/AARST standards is an essential part of maintaining radon measurement certification.

CERTI’s "ANSI/AARST Measurement Standard Review" Course (C-4-116) is designed to support that requirement through a structured review of the standards, using detailed quiz questions that reference specific sections and reinforce key concepts.

By working directly with the standard and completing validation-based assessments, this course helps professionals strengthen their understanding while meeting certification renewal requirements.

For those working in radon, v***r intrusion, and indoor air quality, CERTI offers training that supports both compliance and real-world application.

Explore available courses at www.certi.us.

04/27/2026

Starting in radon measurement requires clear instruction and a strong understanding of the fundamentals.

This course (C-101) is designed to present core concepts in a straightforward, easy-to-follow format, helping new professionals build confidence as they prepare for testing and real-world application.

With a focus on clarity and structured learning, this course supports both exam readiness and a solid foundation for work in the field.

For those entering radon, v***r intrusion, and indoor air quality, CERTI offers training that supports a strong start and continued professional growth.

Explore available courses at www.certi.us.

04/23/2026

Not every situation in the field follows a standard approach.

CERTI’s Course C-16-109 is designed to help professionals work through real-world challenges, focusing on how to evaluate conditions, think through complications, and apply practical solutions in the field.

With an emphasis on problem-solving and real application, this course supports professionals in moving beyond theory and developing the confidence needed to handle more complex scenarios.

For those working in radon, v***r intrusion, and indoor air quality, CERTI provides training that reflects the realities of the job and supports continued professional growth.

Explore available courses at www.certi.us.

04/21/2026

LAST CALL! Registration closes TOMORROW!

In the course ā€œRadon & The Real Estate Professionalā€, hosted by and presented by CERTI, you will learn how radon testing, results, and mitigation options impact real estate transactions and how to guide your clients with confidence.

Earn 2 NJREC Elective Credits while gaining practical knowledge you can use right away.

This hybrid course is offered both in person and virtually. In-person attendees will join at the MJAR Satellite Office in Branchburg, NJ.

šŸ“… April 23 | 1:00 PM – 3:00 PM
šŸ“ Hybrid (In-Person or Virtual)
šŸ“ MJAR Satellite Office:
Hunterdon Somerset Professional Plaza
3461 Route 22 E, Bldg. B, Branchburg, NJ

Registration closes at 12pm on April 22.

Reserve your spot:
https://midjerseyaor.com/events/radon/

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Location

Address


3 Foster Lane
Flemington, NJ
08822

Opening Hours

Monday 8am - 4pm
Tuesday 8am - 4pm
Wednesday 8am - 4pm
Thursday 8am - 4pm
Friday 8am - 4pm