Miller Welborn of Transport Capital Partners was the advisor on the purchase.
"We plan to operate Mid Seven autonomously as a separate subsidiary," said Richard Bailey, president of Boyd Bros.
Mid Seven's revenues are expected to exceed $6 million this year. The company, which uses solely owner-operators, focuses primarily on the Midwest with extended lanes in the South, Northeast and Southwest. Mid Seven's freight includes steel, machinery and agricultural equipment transported by flatbeds and drop deck trailers.