[9] Yassine started working at the law firm Dunhill Madden Butler, which later merged with the accounting company Price Waterhouse Coopers in 2000.
[8] ALP Premier Bob Carr, in his book, Run For Your Life, said that the party passed over Yassine amidst intense anti-Lebanese, anti-Muslim sentiments after a series of gang rape attacks were committed against women in Sydney by Lebanese Australian youths led by serial rapist Bilal Skaf a year before.
[12] However, Yassine stated in the ABC's RN interview that he was fortunate he did not push through with politics then as anti-Islamic rhetoric intensified when weeks after the 2001 election, the September 11 attacks occurred.
[9] Later, he worked in corporate finance and technical real estate divisions[13] for the investment bank and fund manager Babcock & Brown for two years and quit before the company collapsed in 2009.
[19] In an interview by The Australian on 15 February 2013, he stated that after he failed to find investment products that would satisfy Islamic requirements and were available in Australia to be offered to Muslim investors back then, he established the company in partnership with the U.S. fund manager Saturna Capital[20] to oversee international shares, with Sigma Funds to handle local shares portfolio, and with the Islamic finance subsidiary of HSBC Bank.
[19] Complying with Islamic guidelines, it does not invest in alcohol, gambling, pornography, weapons, pork, and financial stocks like banks due to a ban on interest charges.
[32] Talal Yassine has actively explored innovative financial solutions to address societal issues, particularly in the context of Australia's housing crisis.
In a news report by news.com.au, Yassine proposed a bold strategy to tackle the housing affordability issue in Australia, demonstrating his commitment to leveraging financial expertise for social benefits.
[37] During the 24th Sir Syed Day organised by Aligarh Muslim University Alumni of Australia on 11 February 2017 he was given recognition for his outstanding contribution to the community.