Alterna announces NATPRO investment

Alterna announced an investment in National Transmission Products and affiliates in partnership with NATPRO president Chadd Lester. NATPRO supplies automatic transmission products to the automotive aftermarket. The company was founded in 1973 and operates from Southern California with a nationwide distribution network. Alterna said its investment included affiliated businesses in specialty wholesale distribution, remanufacturing and parts supply. Synovus Bank provided debt financing. Transaction terms were not disclosed. The webpage displays October 21, 2026, while its release dateline says October 22, 2026. The portfolio page separately gives November 2025 as the investment month, so no exact investment or closing date is asserted.