The plan intends to bring a recruitment process next month.
The commitments include private credit, infrastructure, farmland and real estate.
The plan is looking to hire three managers to handle a total of more than $1.6 billion.
The commitments to three firms represent new relationships.
The state investment management board is searching for a long-only separate account manager for the asset class.
Direct lending would represent a new strategy for the plan.
The plan is seeking managers to handle $30 million.
The plan last conducted a general investment consultant search in 2018.
The search will be for two managers to handle up to $483 million.
The retirement association made hires in its infrastructure and portfolio overlay searches over the last few months.