Oil patch bits: Calista Corp. acquires interest in Delta Constructors Click here to go to the full PDF version of this issue, with any maps, photos or other artwork that appears in some of the articles. Petroleum News Calista Corp. said Jan. 6 that it has acquired a 25% interest in Delta Constructors, a leading oil and gas construction firm operating in Alaska, Canada and the Lower 48. Calista’s minority, non-controlling stake in Delta Constructors is owned by Bektuq Holding LLC, a holding company for Calista subsidiaries working in the energy, engineering and environmental sector. “Delta Constructors’ strong performance in Alaska and elsewhere will complement and diversify Calista’s current investments for the benefit of our Shareholders. I am excited about working with our new partner to expand our services to current and future customers in the resource development sector,” said Calista Corp. President/CEO Andrew Guy. Delta Constructors was founded in Anchorage, Alaska, in 2007 and subsequently expanded to Canada and the Lower 48. Calista also recently acquired its JV majority partner Nordic Well Servicing Inc., thereby acquiring full ownership of Nordic Calista Services, a drilling and workover company that primarily operates on the North Slope. Print this story | Email it to an associate.