EnTrans

Engineered Transportation International is a manufacturer of a diverse set of trailerized transportation and energy products sold under well-recognized brand names including Heil Trailer, Polar, Kalyn Siebert, Jarco, and SERVA, among others. Products include aluminum and stainless steel tank trailers, specialty trailers, and oil & gas stimulation and completion equipment. The company also operates the largest independent national network of tank trailer service and parts centers under the PSC (Polar Service Centers) brand name.

*Note: EnTrans International is substantially realized as of March 2025.