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Executive Advisor to the Chief | Cory Lorenzo
Corinthian "Cory" Lorenzo, a proud citizen of the Osage Nation from the Pawhuska District, has served the Osage Nation for nine years, beginning in 2017 as Deputy Chief of Staff in the Standing Bear administration. He later joined the Osage Nation Attorney General's Office, where he spent six years overseeing the office's daily operations and administration. During his tenure, he helped navigate
Corinthian "Cory" Lorenzo Executive Advisor to the Chief clorenzo@osagenation-nsn.gov (918) 287-5451
Executive Advisor to the Chief | Ida Doyle
Ida C. Doyle, M.H.R., is a proud citizen of the Osage Nation from the Zon Zo Li District and a member of the Sky People of the Eagle Clan who has dedicated more than 20 years to advancing education, workforce development, and Tribal sovereignty. She served as Director of Education for the Osage Nation from 2011–2015, leading educational initiatives, administering Tribal and federal programs, and
Executive Branch
Elected Officials Principal Chief Joe Tillman Assistant Principal Chief John Shaw Office of the Chiefs' Staff Executive Chief of Staff | Andrea MorningStar Kemble Executive Advisor to the Chief | Faren Anderson Executive Advisor to the Chief | Cory Lorenzo Communications and Intergovernmental Affairs | Abby Mashunkashey Cabinet Secretaries Secretary of Administration | Susan Bayro Secretary of Culture, Language & Education | Vann Bighorse Secretary of Social Services | Teresa Bledsoe Secretary of Natural Resources | Jann Hayman Secretary of Development | Acting Secretary Justin Carr Secretary of Public Safety | Nick Williams
Executive Chief of Staff | Andrea MorningStar Kemble
Andrea MorningStar Kemble is a dedicated public servant, accomplished leader, and lifelong resident of the Zon Zo Li District. A proud member of the Deer Clan of the Osage Nation and the Buffalo Clan of the Ponca Tribe, she is deeply committed to serving her people, preserving cultural traditions, and strengthening opportunities for future generations. As the mother of three children and
Andrea MorningStar Kemble Executive Chief of Staff akemble@osagenation-nsn.gov (918) 287-5480
Executive Communications and Intergovernmental Affairs Officer | Abby Mashunkashey
Abby Mashunkashey, Buffalo Clan from the Pawhuska District, is a strategic communications and government affairs executive who advances Tribal sovereignty through public leadership, nation branding, and intergovernmental relations. As Director of Communications for the Osage Nation for five years, she led strategic communications, executive messaging, and brand initiatives that strengthened the
Abby Mashunkashey Executive Communications and Intergovernmental Affairs Officer abigail.mashunkashey@osagenation-nsn.gov (918) 287-5541
Executive Directives
Executive Directives The latest directives from the Office of the Chiefs can be found below. [view:pdf_per_node=pdf_exec_dirs]
Executive Memorandums
Executive Memorandums The latest memos from the Office of the Chiefs can be found below. [view:pdf_per_node=pdf_exec_memos]
Executive proclamation to support "National Stalking Awareness Month”
Link to press release: Principal Chief Standing Bear signs proclamation to support "National Stalking Awareness Month" OSAGE NATION FAMILY VIOLENCE PREVENTION MISSION STATEMENT: “ To empower those seeking our services with the tools they need to rebuild their lives and become the strong individuals they were created to be; to effect social change through outreach and education in order to put an
Executive Staff Assistant | Gianna "Gigi" Sieke
Gianna "Gigi" Sieke, of the Grayhorse District and a native of Pawhuska, Oklahoma, is an award-winning journalist, artist, and scarf designer dedicated to amplifying Indigenous voices through storytelling and public service. A 2026 journalism graduate of the University of Oklahoma, she has reported for outlets including Osage News, Gaylord News, and The Oklahoman and was the first Native American
Gianna "Gigi" Sieke Executive Staff Assistant gianna.sieke@osagenation-nsn.gov (918) 287-5582
Executive Staff Assistant | Matt Gray
Executive Project Specialist Matthew Gray (Deer Clan), an Osage Nation citizen from the Pawhuska and Hominy Districts and a member of the Deer Clan, brings years of management experience across manufacturing, gaming, pipeline operations, horticulture, and Tribal government. Throughout his career, Gray has held management roles with Milo’s Tea Company, Bama Pies, Spears Manufacturing, and Osage
Matt Gray Executive Staff Assistant matthew.gray@osagenation-nsn.gov (918) 287-4113
Expansion planned for the Pierce St. John military cemetery in Osage County
NEWS RELEASE By A. M. Jefferson, Osage Nation Communications Osage Nation, Pawhuska, Okla. (Mar. 24, 2015)—Memorial Day is approaching and with it comes a time to remember those who have served our country as we decorate their graves. After the World War in 1918, full blood Osage Original Allottee #623 Pierce St. John was moved by the number of returning veterans who had no place for their burial
FAFSA ID & College Application Night
Public Event
Osage Nation Education Department FAFSA ID & College Application Night Wednesday, October 23, 2024 5:00 – 8:00 pm 102 Buffalo Avenue Hominy, OK 74035 JOM Seniors, Class of 2025, are invited to attend the Osage Nation Education Department (ONED) College Application/FAFSA ID Night! Students will receive information on the financial aid process and help identify resources to help pay for school
Fairfax
Public Event
Please join Osage Nation for the Ribbon Cutting for the Fairfax Senior Housing Project!