Alaska forest.Wooden trim

Senior Management

Michelle Anderson President, Ahtna, Inc.

Michelle Anderson Udzisyu (Caribou)
President, Ahtna, Inc.

An Ahtna shareholder, Michelle Anderson is the President of Ahtna, Inc. Michelle is a member of the Udzisyu (Caribou) clan.

Raised in the Ahtna region, Michelle graduated from Glennallen High School. She holds a Bachelor of Arts in Political Science from the University of Alaska Anchorage and a Master of Arts in Rural Development from the University of Alaska Fairbanks.


Roy J. Tansy, Jr. Udzisyu (Caribou)
Chief Executive Officer (CEO), Ahtna Netiye’

An Ahtna shareholder, Roy J. Tansy, Jr. is from Cantwell. Roy brings over 20 years of executive management experience in operations, business development, strategic planning and corporate leadership.


Kathryn Martin Senior Vice President, Ahtna, Inc.

Kathryn Martin ‘Ałts’e’tnaey (One Way People)
Senior Vice President, Ahtna, Inc.

An Ahtna shareholder and Mentasta Tribal Member, Kathryn is a member of the ‘Ałts’e’tnaey (One Way People) clan and the mother of six children, Leandra, Zachariah, Karl III, Susie, Sarah and Gabriel.


Douglas Miller Vice President Human Resources, Ahtna, Inc.

Douglas Miller
Vice President of Human Resources, Ahtna, Inc.

Before joining Ahtna as Vice President of Human Resources, Doug served in a variety of senior management positions with the Alaska Native Tribal Heath Consortium (ANTHC). His leadership experience included roles as Director of Human Resources and Chief Workforce Officer. During his tenure with ANTHC, he built comprehensive human resource programs for over 2,200 employees. Doug brings over 20 years of human resources expertise to the Ahtna management team and holds a Bachelor of Arts in Education, a Master of Business Administration in Human Resources, and a Master of Health Administration.


Matt Tisher Vice President of Finance and Chief Financial Officer, Ahtna, Inc.

Matt Tisher
Vice President of Finance and Chief Financial Officer, Ahtna, Inc.

Matt brings over 25 years of private and public sector financial management experience to the Ahtna leadership team. He has demonstrated expertise in finance, accounting, banking, acquisitions, and reporting. He has held multiple executive management roles with Alaska Native Corporations and understands the business activities unique to the state.


Nicholas Ostrovsky Managing Counsel, Ahtna, Inc.

Nicholas Ostrovsky
General Counsel, Ahtna, Inc.

As Ahtna, Inc.’s General Counsel, Nicholas is responsible for the Company’s legal and corporate compliance matters. He joined Ahtna in 2017 and brings extensive legal expertise to the Ahtna management team. Before joining Ahtna, Nicholas worked at an Alaska law firm where he represented Alaska Native Corporations and others on a broad range of topics, including ANCSA, natural resources, real estate, corporate governance, and litigation. Nicholas holds a Bachelor of Science from the University of Washington and a Juris Doctorate from the Seattle University School of Law.


Brian Robbins
Vice President of Information Technology, Ahtna, Inc.

With an impressive background in IT that began in the Armed Forces, Brian brings invaluable expertise and a proven track record to this position. He holds a double major bachelor of applied science in business administration and cyber security and has served in multiple technology and leadership roles.


Tim Lorenzini
Director of Land and Natural Resources, Ahtna, Inc.

Tim brings over 19 years of diverse professional experience, including service in the United States Marine Corps, time as a high school teacher, and nearly a decade in federal land management. He holds a Bachelor of Science in History-Social Sciences Education from Illinois State University and a Master of Natural Resources from Oregon State University. In his role, Tim leads the Land and Natural Resources Department, helping steward and manage Ahtna lands in alignment with shareholder priorities.