[4] Ten years after he released jazz standards on the album Confessin', whereupon Stein Kagge said that "Riisnæs have signed up as successor to the great Norwegian tenor saxophonists like Arvid Gram Paulsen and Bjarne Nerem ...".

[6] The fourth album Touching was launched at the outdoor stage Blå, and bass player Arild Andersen referers that the Quartet "nursed an elastic expression with good grip on familiar dynamic effects".

[7] Riisnæs worked with the leading Norwegian jazz musicians, like on Karin Krog (recording debut, 1966), Egil Kapstad (1967), Terje Rypdal (1968), Torgrim Sollid (Østerdalsmusikk, 1975), Ketil Bjørnstad (Leve Patagonia, 1978), Radka Toneff (1977), Laila Dalseth (1978), Pål Thowsen (1979), Kenneth Sivertsen (1985), Per Husby (1990), Bjørn Alterhaug (1991), Kjell Öhman (1993), with Jan Gunnar Hoff Group (1992–), Sigurd Ulveseth Trio (1993–), "Radiostorbandet" (1971–90), a big band led by Helge Hurum, Jens Wendelboe, Kjell Karlsen and Fred Nøddelund.

From 2000, he has played with Helge Iberg, in "Sharp 9" (2004–), in a Quartet with Ivar Antonsen (piano), Terje Gewelt (bass) and Espen Rud (drums) (2004–), and in Ditlef Eckhoff Quintet.

[2][3] Riisnæs toured with saxophone trio Petter Wettre and Frode Nymo (2005) initiated by Rikskonsertene, with material premiered at Kongsberg Jazz Festival 2004.