A merger of two Texas telecoms has created the largest independent fiber-optic network provider in the state, the companies say. Houston-based LOGIX Communications has completed its acquisition of Alpheus Communications, creating LOGIX Fiber Networks. Alpheus has a significant presence in Dallas-Fort Worth, including data centers in the area. The new firm will maintain an office in Addison. The deal was first announced in May. Financial terms weren't disclosed. The combined company employs 375...