Puan Sri Thong Nyok Choo has served as General Manager with Pembangunan Brisdale Sdn Bhd ("PB"), a property development company, from 1984 to 1989 and was appointed a Director of PB in March 1992. 

She was formerly the President/Chief Executive of Talam Transform Berhad from 21 December 1990 to 8 February 2002.    

She was also appointed as a Non-Independent Non-Executive Director of Kumpulan Europlus Berhad (now known as WCE Holdings Berhad) on 1 March 2001 and due to her desire to retire from active business management, she resigned on 1 April 2012.

Talam Transform Berhad

Puan Sri Thong's late spouse, Tan Sri Dato' (Dr) Ir Chan Ah Chye @ Chan Chong Yoon was a Director and Major Shareholder of Talam Transform Berhad ("TTB"). Her son, Mr Chan Tet Eu is an Executive Director and Major shareholder of TTB. Her daughter, Ms Chan Siu Wei is a Major Shareholder of TTB.

No

Direct - 406,218,188 ordinary shares

Indirect  - 860,253,278 ordinary shares:-

(a)	Deemed interested through the Estate of her late spouse, Tan Sri Dato' (Dr) Ir Chan Ah Chye @ Chan Chong Yoon (602,092,651 ordinary shares)

(b)	Deemed interested through her daughter, Chan Siu Wei (3,259,950 ordinary shares)

(c)	Deemed interested by virtue of her interest in Pengurusan Projek Bersistem Sdn Bhd (21,000,404 ordinary shares), Sze Choon Holdings Sdn Bhd (3,900,273 ordinary shares) and Jejak Progresif Sdn Bhd (230,000,000 ordinary shares)