Artists like Ace Spectrum

The Dells were an American R&B vocal group. Formed in high school in 1953 by founding members Marvin Junior, Verne Allison, Johnny Funches, Chuck Barksdale, and Michael and Lucius McGill, under the name the El-Rays. They released their first recording in 1954 and two years later had their first R&B hit with "Oh What a Night". After disbanding due to a near-fatal car crash in 1958, the band re-formed in 1960 with Funches being replaced by Johnny Carter. This lineup remained together until Carter's death in 2009. In 2004 the Dells were inducted into both the Rock and Roll Hall of Fame and the Vocal Group Hall of Fame. The group performed until illness forced longtime lead singer Marvin Junior and bass vocalist Chuck Barksdale into retirement, ending the group's 60-year run.

Little Anthony and the Imperials is an American rhythm and blues, doo-wop, and soul vocal group from New York City founded by Clarence Collins in the 1950s and named in part for its lead singer, Jerome Anthony "Little Anthony" Gourdine, who was noted for his high-pitched voice. In addition to Collins and Gourdine, the original Imperials included Ernest Wright, Glouster "Nate" Rogers, and Tracy Lord, the last two of whom were subsequently replaced by Sammy Strain.

Marvin Earl Johnson was an American R&B singer, songwriter and pianist. He was influential in the development of the Motown style of music, primarily for the song "Come to Me," which was the first record issued by Tamla Records, the precursor to the famous label.

Blue Magic is an American R&B and soul group, and one of the more popular Philadelphia soul groups of the 1970s. Founded in 1972, the group's original members included lead singer Ted Mills with Vernon Sawyer, Wendell Sawyer, Keith Beaton, and Richard Pratt. From 1972 to 1976 they had 6 top twenty hits on Billboard's R&B chart. Their most notable song was a number one R&B hit single entitled, "Sideshow", which peaked at number 8 on Billboard's pop chart. "Sideshow" sold over one million units and was awarded an RIAA gold record certification. Other notable songs included, "Spell", "What’s Come Over Me", "Three Ring Circus", "Look Me Up", "Welcome To The Club" and "Stop to Start".

William McKinley Hutchison, better known as Willie Hutch, was an American singer, songwriter as well as a record producer and recording artist for the Motown record label during the 1970s and 1980s.

Bloodstone is an American R&B, soul and funk group, most popular in the 1970s and early 1980s. The band charted thirteen songs between 1973 and 1984.

The Jones Girls were an American R&B vocal trio of sisters from Detroit, Michigan, United States. Consisting of Brenda, Shirley and Valorie Jones, the Jones Girls first signed and recorded for GM Records in 1970. The trio were best known for their singles during the late–1970s through the 1980s; most notably 1979's "You Gonna Make Me Love Somebody Else". After a two–year tenure with GM, they then recorded for various labels before having success at Philadelphia International Records with Gamble & Huff.

Donny Edward Hathaway was an American soul singer, keyboardist, songwriter, backing vocalist, and arranger who Rolling Stone described as a "soul legend". His most popular songs include "The Ghetto", "This Christmas", "Someday We'll All Be Free", and "Little Ghetto Boy". Hathaway is also renowned for his renditions of "A Song for You", "For All We Know", "Jealous Guy" and "I Love You More Than You'll Ever Know", along with "Where Is the Love" and "The Closer I Get to You", two of many collaborations with Roberta Flack. He has been inducted into the St. Louis Walk of Fame and won one Grammy Award from four nominations. Hathaway was also posthumously honored with a Grammy Lifetime Achievement Award in 2019. Dutch director David Kleijwegt made a documentary called Mister Soul – A Story About Donny Hathaway, which premiered at the International Film Festival Rotterdam on January 28, 2020.