Democratic Sens. Ellie Kinnaird and Howard Lee and Democratic Reps. Joe Hackney and Verla Insko have served a combined 23 terms, accounting for 46 years of experience in the state legislature.
Lee, who has served six full terms, said he plans to continue focusing on public education.
"First and foremost is education," he said.
"I've been a strong leader to pass legislation to enhance public schools."
Lee also said he will try to help the UNC system's fiscal problems.
"I've been working to protect the university system's financial situation," he said."
Hackney, who is House speaker pro tem and is in his 11th term, said he will continue to try to alleviate the fiscal problems public education is facing.
He added that he will try to help maintain UNC-Chapel Hill's national reputation.
"One of my goals is keeping UNC-Chapel Hill as strong as we can," Hackney said.