MACS 2026 Annual Conference registration is NOW OPEN!

The wait is over and registration is OPEN! Be part of the 2026 event of the year in New Orleans. Network, learn, and party in the city that knows how to celebrate.

Secure Your Spot Today!

Stand Out at MACS 2026 Annual Conference

Become a Sponsor or join us an Exhibitor at the 2026 Annual Conference and get your brand in front of top decision-makers and professionals in the mobile A/C industry.

Membership has benefits!

Becoming a MACS member allows mobile A/C industry experts — spanning all generations and expertise levels — to forge valuable connections with each other. By having easy access to those who may be more advanced or in a different field, each member is able to quickly gain the knowledge they need to best service their customers.

What is MACS Membership?

Check out ACtion Magazine Your Go-To Resource for Mobile A/C Professions

ACtion Magazine goes beyond news — it’s the trusted journal for professionals in the global mobile A/C, heat transfer and engine cooling industry. With expert insights, award-winning content and a reach of 90,000 digital readers, ACtion keeps you informed and ahead in a rapidly evolving market.

MACS Publications

Industry Job Opportunities

Looking for work? Find open industry positions and volunteer opportunities!

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MACS 2026 Annual Conference Registration

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Upcoming Webinars

24
Nov

Heavy Duty A/C Compressors

Monday, November 24th at 3 PM EST

Elevate your skills in heavy-duty vehicle A/C systems with this comprehensive training webinar. Designed for technicians working on trucks, buses, agricultural and construction equipment, this session provides an in-depth look
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2
Dec

Section 609 Certification Prep Webinar & Test

Tuesday, December 2nd at 11 AM EDT

The webinar lasts for 60 minutes. It is designed to guide participants through the essential training material required by the Environmental Protection Agency (EPA) for Section 609 certification. This certification
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Sharing knowledge and building consensus to drive the industry forward

Keeping the environment safe with a 609 Certification

Obtaining a 609 Certification ensures refrigerant can be recovered, recycled and disposed of properly. In addition, it keeps you in compliance with legislation and helps protect from fines.

One important note: 609 Certification is not skills training. Rather, it gives individuals the required knowledge on federal laws regarding the mobile climate control industry.

Buy 609 Certification Test

Empower with mobile air climate systems training

Whether diagnoses are inaccurate or customers have multiple comebacks, MACS customizes training to workers’ unique needs. With practical knowledge they can immediately utilize, industry workers will be empowered to get jobs done right—the first time.

Choose from in-person training at your facility, using your vehicles, or live online training.

Browse MACS Training Options

Informing with ACtion magazine

With the latest industry advancements, changes and news, ACTION Magazine allows the entire mobile climate control industry to continuously move forward. MACS members retain access to past publications to reference as needed. Experience a bit of what it’s like to be a MACS member with one free issue.

November / December 2025 ACtion Issue

ACtion Archives

Gain more exposure with ACtion Magazine

With the MACS ACtion Magazine media kit, companies can advertise to 30,000 readers each month. Our readership is compiled of the largest database of service and repair product end-users in the industry.

Download Media Kit

Stay up-to-date with MACS and mobile A/C industry trends

As an ever-growing resource, the MACS blog helps auto technicians and mechanics gain practical knowledge. Multiple topics are covered, such as the basics of A/C and discussing specific problems as well as explaining federal requirements.