Ace of Hearts Records was founded in 1960 by music entrepreneur and producer, John McGhee, in Los Angeles, California. Initially focused on rock and pop music, the label gained prominence in the 1960s with its roster of artists, including the influential garage rock band, The Shadows of Knight, known for their hit "Gloria." Throughout the 1970s, Ace of Hearts expanded its catalog to include punk and new wave artists, reflecting the evolving musical landscape. The label's commitment to nurturing emerging talent allowed it to play a significant role in the underground music scene. Although it faced challenges in the 1980s, leading to a decline in prominence, Ace of Hearts maintained a legacy of fostering innovative sounds. Today, it is remembered for its contributions to rock and punk music, influencing subsequent generations of artists and labels.