In 1991, Mr. Lim invested US$10 million in Wilmar International, then a start-up palm oil company owned by Kuok Khoon Hong, a former client and friend of Mr. Lim’s – and the nephew of Malaysian businessman Robert Kuok (he now lives in Hong Kong), one of Asia’s best-known billionaires. Mr. Lim’s 5% stake in Wilmar was worth US$1.4 billion in March according to Forbes.
Lim became a stockbroker for mainly Indonesian clients. His successful returns earned him the nickname "Remisier King". In 1996, he became a full time investor, investing $10 million in palm oil producer Wilmar International, now valued at $700 million. Lim is also the second-largest investor in fashion distributor FJ Benjamin. He then invested in logistics and the agri-business. Lim owns a series of Manchester United F.C. themed bars and clubs in Asia, which led to him bidding to take ownership of Liverpool F.C. in 2010, to expand the brand in Asia. In October 2010, he bought the entire share holdings from Dr. Cheng Wei Chen and family, founder of Thomson Medical Centre Limited, at a price of S$1.75 per share.
On 4 December 2012, Peter Lim formalised his venture with Malaysian state-owned UEM Land to build an integrated motorsports hub in Johor's Iskandar region. The project, estimated to cost RM3.5 billion ($1.14 billion), is expected to be up and running by 2016. It will be operated and managed by Fastrack Autosports, majority-owned by him.