Siamak Nemati

Early years

Nemati had started his career with Saipa, and eventually joined their first team. He was part of the Steel Azin squad in 2011–12 Iran Football's 2nd Division and scored 4 times. He joined Moghavemat Tehran U21 in 2012 and spent two seasons with them. He helped Moghavemat to win the 2013–14 Tehran Asia Vision U21 Premier League.

Paykan

Nemati joined Paykan in summer 2014. He made his debut for Paykan on 14 August 2014 against Naft MIS as a starter.

Persepolis

On 7 June 2017, Nemati joined Persian Gulf Pro League champions Persepolis on a two-year contract. He won the 2017–18 league in his first season at Persepolis. He was sent off in a 2–0 lost against Kashima in 2018 ACL First-leg and missed the second-leg match in Tehran. In his second year, Nemati showed his versatility by playing in different positions and scored 6 goals for the team. On 1 July 2023, He left the team after 6 years.

As of 21 June 2024

On 2 February 2026, Nemati criticized an IRIB Ofogh comedy show host who mocked protesters killed during the 2025–2026 Iranian protests, saying: "You are not Iranian at all. Shame on us that you are using our mother tongue to rub salt on the wounds of our mothers."

Persepolis Persian Gulf Pro League (5): 2017–18, 2018–19, 2019–20, 2020–21, 2022–23 Hazfi Cup (1): 2018–19 Iranian Super Cup (4): 2017, 2018, 2019, 2020; Runner-Up (1): 2021 AFC Champions League Runner-Up (2): 2018, 2020 Individual AFC Champions League Fans' Best XI: 2018