[1] As a radio and television technician involved in the jukebox industry, he soon acquired his own sound system he named "GG".
[1] By the mid-1960s, he opened his own TV repair shop in May Pen and started to produce records with artists such as Trevor Brown; and as a singer with Vernon Buckley (later of The Maytones) as "Vern & Alvin" and with Lloyd Flowers under the name of "Flowers & Alvin".
[3] He worked with the vocal duo until they split in 1980 and enjoyed different hits mainly with love songs in the early 1970s.
[4] Among all the artists he worked with are Eric Donaldson in 1970 ("Lonely Night"...), Max Romeo,[3] Billy Dyce, The Ethiopians in 1972,[1] U-Roy in 1973,[3] Prince Mohammed with the hit "Hallelujah I Love Her So", Cynthia Richards, Gregory Isaacs from 1974 to 1977 (including his debut In Person album, and the two Best of volumes),[3] The Starlites featuring Stanley Beckford ("Soldering" in 1975), Jah Thomas in the mid 1970s ("Midnight Rock"), Dennis Brown in 1975, I-Roy in 1977, Dennis Alcapone, Mike Brooks in 1977 ("Guiding Star" launched his career), between 1977 and 1978 Jah Stone & Freddie McKay ("The Right Time"), in 1979 Lone Ranger ("Barnabas Collins" became a No.
1 in the UK reggae chart in 1980)[3] plus Barrington Levy, with whom he enjoyed a string of hits in the early 1980s.