James D'Addario

D'Addario & Co., Inc. designs, manufactures, and markets strings for musical instruments. The firm distributes strings for fretted and bowed musical instruments, drumheads, drum practice pads, guitar, and other woodwind accessories. Its products are sold under the proprietary brand names D'Addario, Evans Drumheads, Planet Waves, Rico, and HQ Percussion. The company was founded by John D'Addario, Sr., John D'Addario, and James D'Addario in 1973 and is headquartered in Farmingdale, NY.

Part of D'Addario & Co., Inc., D'Addario UK Ltd. is a company that designs, manufactures, and markets strings for musical instruments. The company is based in Newcastle-upon-Tyne, UK. Founded in 2009.