Landmark Infrastructure Partners LP kicked off an underwritten public offering of series C floating- to fixed-rate cumulative perpetual redeemable convertible preferred units representing limited partner interests in the company.

The communications-focused real estate operator and manager plans to grant a 30-day option to the underwriters to acquire additional units.

Landmark Infrastructure intends to use the net proceeds to repay debt.

Raymond James & Associates Inc. and UBS Securities LLC are the joint book-running managers, while B. Riley FBR Inc. and Janney Montgomery Scott LLC are serving as joint lead managers for the offering.