Leadership Team
MTNT, Ltd. and its subsidiaries are led by experienced professionals with backgrounds in political affairs, international business, business development, financial management, business acquisitions, construction management, project management, business ownership and executive level management.

Michele Christiansen
Chief Executive Officer
Chief Executive Officer Michele Christiansen joined the MTNT team in 2013, bringing more than 25 years of combined experience in corporate compliance, governance, investigations, facility clearances and policy development. Prior to MTNT, Ms. Christiansen served as the Legal Compliance Manager and Facility Security Officer for Cook Inlet Region, Inc. for 14 years. She was appointed to the Alaska State Human Rights Commission, was a certified Compliance and Ethics Professional business consultant for more than 15 years, and a member of the Society of Ethics and Compliance ("SCCE) as well as NCMS, Inc., the Society of Industrial Security Professionals. Michele earned a bachelor’s degree in paralegal studies and recently completed the U.S. Small Business Administration’s Emerging Leaders Initiative program.

Corey Livingston
Chief Financial Officer
Chief Financial Officer Corey Livingston joined the MTNT team in 2015. Mr. Livingston is a Certified Public Accountant, licensed in Alaska since 2000, and is a member of the American Institute of Certified Public Accountants and the Alaska Society of Certified Public Accountants. His career spans more than 30 years with experience in financial management, business leadership, and corporate strategy. He started working with the Alaska Native community in 1988 and holds a bachelor’s degree in business administration, accounting.

Kelly McAndrew
General Manager
KMcAndrew@mtnt.net
General Manager Kelly McAndrew joined the MTNT team in 2014. A retired senior Army NCO, Ms. McAndrew, has years of leadership and project management experience, and extensive experience working overseas in highly classified environments. Her work has included construction located within the contiguous United States and abroad. With Ms. McAndrew’s well-rounded understanding of successful project execution, she fills multiple roles at MTNT from General Manager to project manager, site superintendent, quality control and safety manager. Ms. McAndrew holds a Bachelor of Science degree in Business Management and served 20 years as an intelligence professional in support of joint operations both stateside and abroad, with emphasis on signals intelligence, electronic warfare and intelligence support to targeting operations.

Arthur McKinney
General Manager
AMcKinney@mtnt.net
General Manager Arthur McKinney joined the MTNT team in 2019. Mr. McKinney is a results-oriented professional with 20 years’ experience in business development, operations and management with complementary experience in intelligence operations, global threat analysis, risk analysis, problem and gap analysis, security operations and security solution development in domestic and international environments. Mr. McKinney served more than 18 years in the military, including as a Special Forces soldier (Green Beret) and intelligence officer. Art earned a master’s degree in international relations, a bachelor’s degree in criminal justice and an associate degree in intelligence operations.

Cheryl Sands
General Manager
CSands@mtnt.net
General Manager Cheryl Sands joined the MTNT team in 2023. Ms. Sands is a highly qualified senior executive with more than 16 years of experience in Government Contracting, contract administration, and strategic and organizational development. Cheryl earned a Bachelor of Science degree in Business Administration, Master Certificate in Government Contract Management and completed the U.S. Small Business Administration’s Emerging Leaders Program.
What can we do for you?
Corporate Office
400 W. Tudor Rd., Ste. A-400
Anchorage, AK 99503
907-644-1200
info@mtnt.net
To learn more about working with a qualified and experienced Alaska Native Corporation with small business and SBA-Certified 8(a) subsidiaries, please contact us directly or fill out the form on this page.
MANAGEMENT TEAM
Michele Christiansen
Chief Executive Officer
MChristiansen@mtnt.net
Corey Livingston
Chief Financial Officer
CLivingston@mtnt.net
Kelly McAndrew
General Manager
KMcAndrew@mtnt.net
Arthur McKinney
General Manager
AMcKinney@mtnt.net
Cheryl Sands
General Manager
CSands@mtnt.net