Vinfen Corp., a private, nonprofit human services organization and mental health provider, has leased 4,800 square feet and 3,200 square feet in Lowell and Haverhill, respectively.

Vinfen will occupy space in Wannalancit Office and Technology Center in Lowell. The building owner was represented by Rob Connors of Farley White Management

The company will also take 3,200 square feet of office space at the Landmark Building on Merrimack Street in Haverhill. Steve DeSisto of Coldwell Banker represented the owner.

Lisa Carpenter of Mansard Commercial Properties represented Vinfen Corp. in both leases.