香港北區管弦樂團，沙田管弦樂團，香港粵曲交響樂團，北區藝術中心， 香港家庭弦樂五重奏，香港-澳大利亞音樂家聯盟，香港-深圳音樂家聯盟，譚氏亦是 職業訓練局VTC管弦樂團 創團指揮。
Dedicating his life to the development of community orchestras and music education, Mr. Tam established various organizations to make his music dreams come true. They Include the Hong Kong North Philharmonic Orchestra, the Shatin Philharmonic Orchestra, the Hong Kong Philharmonic Orchestra of Chinese Opera, the North District Art Centre, the Hong Kong Family Quintet and Hong Kong- Australian Musician Alliance. Each of these music organizations has its own characters and missions; yet, they all aim at promoting classical music in community, and they are all growing in terms of both no. of participants and performance level.
Mr. Tam is also the founder and conductor of Hong Kong Vocational Training Council Orchestra. In recent years, Mr. Tam decided to focus more on music education, to nurture future musicians for Hong Kong.