Communicators

Mainland Resources Inc. contracts OPS Group Ltd. as operator for Haynesville shale drilling test, Lousiana

Houston, Texas / PR – May 14, 2008 –Mainland Resources, Inc., a Nevada corporation (the “Company”) (SYMBOL MNLU-OTCBB, 5MN-Frankfrurt)has contracted with OPS Group Ltd. of Houston, Texas to act as itsOperator on the planned drilling program on the Company’s East Holly Field Leases in DeSoto Parish, Louisiana.Mainland holds a 100% working in four contiguous sections in T13N, R14W and a 16.67% working interest in two sections to the immediate south where Chesapeake Energy Corporation (CHK-NYSE) owns the remaining 83.33% working interest.

OPS Group Limited, formed in 2005, provides a cost-effective means of outsourcing engineering, regulatory and accounting services as an operating package. The company provides its contract clients with knowledgeable and skilled professionals to perform the critical task of well operations on a short or long term basis. OPS provides these services through a contractual arrangement with New Tech Engineering, LP, founded in 1998. New Tech is one of the largest domestic engineering-consulting firms in the energy industry with regional offices in ten cities and with more than 400 well site, engineering, and project management consultants working domestically and around the world.

Mainland Resources, Inc. has initiated plans through OPS to contract a drilling rig to drill a horizontal test into the Haynesville shale, and to acquire the necessary tubulars to drill and complete the proposed test. The Company expects to be ready to spud its first deep test in the area by mid June 2008.

The Haynesvilleshale play is an emerging natural gas discovery in the northwestern Louisiana area of the United States. The region has experienced several major natural gas discoveries in the Haynesville formation,roughly below thedepth of 10,500 feet, since late 2007 and is now the subject of considerable exploration by major oil and gas companies. Current estimates of potential gas reserves from the Haynesville shale structure range up to 39 Tcfe (Trillion cubic feet equivalent) of gas. Individual wells in the region are quoted as with reserves of 4-5 Bcf per well.

About Mainland Resources, Inc.

Mainland Resources is a junior company engaged in the exploration and development of oil and gas resources. The Company’s current initiatives are focused on the acquisition and development of leases in Louisiana’s emerging gas region near Elm Grove.

Symbol: MNLU – OTCBB, 5MN – Frankfurt, WKN No.: A0ND6N

Contact: Investor Relations (USA)
Tel. Toll-free 866-590-6589

Mainland Resources, Inc. – cont’d

Investor Relations (Europe)

Tel. +41-43-888-6703

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