MEMA Aftermarket Suppliers and MacKay & Company Announce the Return of Heavy Duty Aftermarket Dialogue (HDAD) 2026

RESEARCH TRIANGLE PARK, N.C. – MEMA Aftermarket Suppliers, in partnership with MacKay & Company, are pleased to announce the return of Heavy Duty Aftermarket Dialogue (HDAD) — the premier full-day conference for the commercial vehicle aftermarket. The 2026 edition of the event will be held on Monday, Jan. 19, 2026, at the Gaylord Texan Resort & Convention Center in Grapevine, Texas, just ahead of the opening of Heavy Duty Aftermarket Week (HDAW). 

HDAD 2026 will bring together top executives, analysts and thought leaders for in-depth discussions on the evolving state of the heavy duty aftermarket. The event will deliver timely, actionable insights into the economic, technological and regulatory forces shaping the industry — all in a single day of high-value programming. 

What to expect at HDAD 2026: 

• Updated parts forecasts and long-range economic outlooks for 2026 and beyond 
• Real-world analyses of aftermarket challenges and opportunities 
• Fleet, OEM, dealer, distributor and supplier voices from across the channel 
• A new edition of “Talk from the Top” — unfiltered, voice-of-the-customer insights from senior leaders 
• New industry survey findings from MEMA and MacKay & Company 
• Timely discussions on digital transformation, data quality and global disruptions 
• The return of the popular Fleet Panel with fresh perspectives and insights 

“This event has become a critical touchpoint for commercial vehicle suppliers to gain perspective and prepare for what’s coming,” said Shannon O’Brien, senior director, commercial vehicle aftermarket at MEMA Aftermarket Suppliers. “HDAD continues to grow as a forum for real conversations about market dynamics, customer needs and the strategies that will define our industry’s future.” 

MacKay & Company’s signature Aftermarket Industry Economy & Outlook session will once again anchor the agenda, providing the latest macroeconomic indicators and heavy duty aftermarket trends. Additional sessions and speaker announcements will be shared in the coming weeks. 

“Dialogue is where forward-thinking leaders go to connect the dots and make sense of the fast-changing aftermarket landscape,” said John Blodgett, vice president of sales and marketing at MacKay & Company. “We’re proud to continue our partnership with MEMA and deliver content that’s both data-driven and decision-focused.” 

Early bird registration is now open, with volume discounts available. Don’t miss this opportunity to gain the insights and connections that will drive your business forward in 2026 and beyond. 

To learn more and register, visit: hdadconference.org

About Mackay & Company
MacKay & Company is a specialized management consulting and market research firm. With headquarters in suburban Chicago, the company’s focus since 1968 has been, and continues to be, commercial on-highway vehicles, construction equipment, farm field machinery, related components, and all elements of heavy-duty distribution. 

The scope of the practice includes analyses of original equipment and aftermarket potential, strategic options, distribution policies, product introductions, quality management, acquisitions, and a range of related subjects.

The company maintains joint venture relationships in Europe, Brazil, and Mexico. The company’s senior management has over 150 years of experience in the heavy-duty arena.

For more information, visit www.mackayco.com.

About MEMA Aftermarket Suppliers 

MEMA Aftermarket Suppliers exclusively serves manufacturers of aftermarket components, tools and equipment, and related products, an important part of the automotive parts manufacturing industry which supports over 900,000 American jobs in all 50 states. MEMA Aftermarket Suppliers is a recognized industry change agent—promoting a collaborative industry environment, providing a forum to address issues, and serving as a valued resource for member companies. Members represent all areas of the aftermarket including light vehicle, commercial vehicle and remanufacturing. MEMA Aftermarket Suppliers is a membership group within MEMA, The Vehicle Suppliers Association. 

MEMA is the leading North American trade association for vehicle suppliers, parts manufacturers and remanufacturers. Automotive and commercial vehicle suppliers are the largest manufacturing sector in the United States and lead the way in new vehicle innovations. MEMA has been the voice of the vehicle supplier industry since 1904. Its more than 1,000 members are Strong by Association.
 
Members supply the aftermarket with the parts that keep millions of vehicles on the road, fueling international commerce and meeting society's transportation needs. MEMA members are committed to safety and sustainability. 

MEMA has offices in Southfield, Mich.; Research Triangle Park, N.C.; and Washington, D.C. Learn more at mema.org/aftermarket-suppliers.