AlphaTheta is the parent company and brand name for Pioneer DJ equipment. The company, formerly known as Pioneer DJ Corporation, changed its corporate name to AlphaTheta Corporation in 2020 and later introduced "AlphaTheta" as a brand name alongside "Pioneer DJ" in 2024

AlphaTheta Corporation designs, manufactures, and develops the same industry-standard DJ and music production gear that music lovers and professionals expect. Their product ecosystem includes:Professional Gear: Flagship multi-players (like the CDJ-3000X) and club-style DJ mixers.All-in-One Systems: Standalone performance units like the XDJ-AZ and DDJ-GRV6.Headphones & Speakers: Wireless audio monitors and DJ headphones utilizing their proprietary low-latency SonicLink technology (e.g., HDJ-F10)