When teams rise to the top, communities rise with them. Three Guernsey Sonic locations: Greenville, Central City, and Spring, Texas recently earned a place among the Top 50 Sonics nationwide in the 2025 Dr Pepper SONIC Games , a recognition of outstanding performance, teamwork, and guest experience. But this achievement didn’t stop at the drive-in. To honor their success, the SONIC Foundation and Dr Pepper donated $10,000 on behalf of each location , that’s $30,000 total

Big moves deserve big celebration. This year, Guernsey Sonic jumped from #88 in 2024 to #55 in the 2025 Franchise Times Top 200 , a...

August 2025 – Westlake Village, CA — Guernsey Holdings today announced the expansion of its Sonic Drive-In portfolio with the addition of...

We’re incredibly proud to share that 61 of our Guernsey Sonic locations have earned a spot in the Top 500 nationwide as part of the 2025...

We’re thrilled to announce that the Sonic Drive-In located in East Prairie, Missouri is officially part of the Guernsey Sonic family!...

Guernsey Sonic’s Circle of Excellence 2024: Celebrating Our Rockstars in Orlando

Russellville Sonic Becomes First Certified Training Store in the Tennessee–Kentucky Market!

Guernsey Sonic takes pride in organizing the Sonic National Convention as an opportunity to not only celebrate, but also empower our team.

Guernsey Sonic takes pride in organizing the Sonic National Convention as an opportunity to not only celebrate, but also empower our team.

Sonic Drive-In has opened its newest location in Charleston, Illinois, bringing its popular menu and drive-in experience to the community.

We are excited to announce the acquisition of 16 Sonic restaurants in the Tennessee and Kentucky area.

Guernsey Holdings is pleased to announce the acquisition of five Sonic locations in Oregon, operated by Mills St Clair.

Sonic Drive-In is making a long-awaited return to Taylorville after a 20-year absence.

Guernsey Holdings is thrilled to announce the acquisition of 11 Sonic restaurants in Texarkana, Texas.

Guernsey Holdings, LLC has acquired 3 Sonic Drive-Ins locations in the Pacific Northwest region.

Guernsey Holdings is pleased to announce the acquisition of 56 Sonic locations in Louisiana.

Guernsey Holdings, LLC has acquired 18 Sonic Drive-Ins locations in the Houston and southern Louisiana region.

Guernsey Holdings has just joined the Inspire Brands family by acquiring 10 top performing Sonic restaurants in Southern Illinois.