Pienaar had moved back to Transvaal in 1988–89 and later moved again to play for Northern Transvaal from 1993–94 until his retirement. He played his last senior cricket in December 1999.
Pienaar's career path involved returning to Transvaal in 1988–89, followed by another relocation to play for Northern Transvaal from 1993–94 before eventually retiring after playing his last senior cricket game in December 1999.