Oradell-based Sigma Group announced Monday it was retained by Hunterdon Learning Center, in Califon, whose parent company is also based in Oradell. Sigma will provide media planning and buying services, and assist in other marketing activities. Terms were not disclosed.
According to the announcement, Hunterdon has been in the tutoring industry for more than 36 years and has provided instruction to hundreds of thousands of students from elementary through high school years.
Digital content editor Joe Ross is @joeross on Twitter.