ALM Automotive acquires Hennessy Mazda and GMC in Atlanta

ALM Automotive Group has expanded its Georgia footprint with the acquisition of Hennessy Mazda and Hennessy GMC in Morrow, part of the greater Atlanta metro area. The purchase underscores the region’s continued appeal for dealership investment, fueled by strong population growth and robust local demand. Kerrigan Advisors represented Hennessy Automobile Companies in the sale, marking its 306th dealership transaction and 65th franchise sold in the South since 2024.

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Deal Details:

Seller: Hennessy Automobile Companies
Buyer: ALM Automotive Group
Transaction Date: October 6, 2025
Rebranded Dealerships:

• Hennessy Mazda → ALM Mazda of Morrow
• Hennessy GMC → ALM GMC of Morrow

Advisor/Facilitator: Kerrigan Advisors (Sell-side advisor)

Legal Counsel:

• Seller: Michael Semanie (Semanie Law)
• Buyer: Eric Gregory (Gregory Law LLC)