The label was most active during the late 1980s and early 1990s and produced primarily salsa, Latin jazz, and merengue music.
At its peak, RMM Records employed 55 staff members and had distribution deals in 42 cities around the world, occupying 9,000 square feet in two floors at its Soho headquarters.
The label was established by Fania Records promoter Ralph Mercado, who had established RMM Management in 1972 as an artist management and booking agency, providing bookings for Latin artists Tito Puente, Celia Cruz, and Ray Barretto.
Artists who recorded for the label included Tito Puente, Celia Cruz, Tito Nieves, Oscar D'Leon, Eddie Palmieri, Cheo Feliciano, Ismael Miranda, José Alberto "El Canario", Tony Vega, Johnny Rivera, Ray Sepúlveda, Domingo Quiñones, Miles Peña, Orquesta Guayacan, Conjunto Clasico, Manny Manuel, the New York Band, Marc Anthony & La India.
On June 25, 2001, as part of the Chapter 11 bankruptcy sale, Universal Music Group (UMG) announced the acquisition of RMM’s assets.