Tattarang invests in a diverse range of businesses across agri-food, energy, health technology, property, resources, and lifestyle.

[3] As of March 2022[update], Forrest owns the agribusiness Harvest Road,[4] which deals in beef and seafood, with a focus on ethically and sustainably produced food.

[10] In March 2022 Forrest, via Squadron, along with Atlassian co-founder Mike Cannon-Brookes, together invested A$210 million in the Australia-Asia Power Link project, which is backed by the Australian-Singaporean company Sun Cable.

It includes the construction of a solar and battery farm 12,000 hectares (120 km2) in size at Powell Creek, Northern Territory, and a power cable to link it to Singapore (via Indonesia), leaving Australia at Murrumujuk beach, NT.

[17] Wyloo began acquiring shares in mining company Western Areas in March 2021, reaching a 9.14 percent stake in January 2022.

[18][19] When IGO made a takeover offer for Western Areas in December 2021, Wyloo emerged as a potential rival bidder or disruptor of the deal.

[24] In August 2022, Wyloo made a A$150 million cornerstone investment in West Australian rare earths developer Hastings Technology Metals.

The investment allowed Hastings to purchase a 22 percent stake in Canadian magnet maker Neo Performance Materials.

Fiveight owns Cottesloe’s Indiana Teahouse, East Perth Power Station and 190 Saint Georges Terrace, all of which it plans to redevelop.

It operates the luxury Gaia spa in Byron Bay,[31] Cape Lodge hotel in Margaret River,[32] and restaurants Cooee at the Old Swan Brewery and Indigo Oscar at Indiana Teahouse.

[35] Tattarang purchased footwear and clothing company RM Williams in 2020 from Hong Kong based owner L Catterton.

[45] In January 2023, Tattarang took a minority stake in Australian fashion brand Camilla in a deal reported to be worth around $40 million.