Mullen Group Ltd. — Earnings Release 2022

Jul 5, 2022

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NEWS RELEASE

Head Office:

121A - 31 Southridge Drive Okotoks, Alberta, Canada T1S 2N3 Tel: 403-995-5200 Toll-free: 1-866-995-7711 Fax: 403-995-5296

Mullen Group Ltd. 2022 Second Quarter Earnings Conference Call and Webcast

(Okotoks, Alberta July 5, 2022) (TSX: MTL) Mullen Group Ltd. (" Mullen Group " and/or the " Corporation ") intends to release its 2022 Second Quarter earnings results on Thursday, July 21, 2022, at 6:00 a.m. ET, and has scheduled a conference call and webcast as follows:

Date: July 21, 2022 Time: 10:00 a.m. ET Conference Call Dial-in: 1-800-319-4610 (for participants in North America) 416-915-3239 (Toronto or Overseas participants) 403-351-0324 (Calgary or Overseas participants) Webcast: www.mullen-group.com

A replay of the call will be available approximately two hours after the completion of the call until Thursday, August 4, 2022, by dialing 1-800-319-6413 or 604-638-9010, access code 9116 followed by the pound sign.

Please note the change in timing for the release of our 2022 Second Quarter earnings results as well as our conference call.

About Mullen Group Ltd.

Mullen Group is one of North America's largest logistics providers. Our network of independently operated businesses provide a wide range of service offerings including less-than-truckload, truckload, warehousing, logistics, transload, oversized, third-party logistics and specialized hauling transportation. In addition, we provide a diverse set of specialized services related to the energy, mining, forestry and construction industries in western Canada, including water management, fluid hauling and environmental reclamation. The corporate office provides the capital and financial expertise, legal support, technology and systems support, shared services and strategic planning to its independent businesses.

Mullen Group is a publicly traded corporation listed on the Toronto Stock Exchange under the symbol " MTL ". Additional information is available on our website at www.mullen-group.com or on the Corporation's issuer profile on SEDAR at www.sedar.com.

Contact Information

Mr. Murray K. Mullen - Chair, Senior Executive Officer and President Mr. Richard J. Maloney - Senior Operating Officer Mr. Carson P. Urlacher - Senior Accounting Officer Ms. Joanna K. Scott - Senior Corporate Officer

121A - 31 Southridge Drive Okotoks, Alberta, Canada T1S 2N3 Telephone: 403-995-5200 Fax: 403-995-5296