2026-09-02T17:54:27-06:00 2025-12-31 261317611 Parr & Ibarra CPA PC 781 Lonesome Dove Trail Hurst TX 76054 990 2025-01-01 742893040 National Association of Tribal Historic Preservati % Ira L Matt NATI 2026288476 PO Box 75064 Washington DC 20013 IRA L MATT Executive Director 2026288476 2026-07-08 true ADAN IBARRA P02500879 8175625375 2026-09-02 2025 Ira Matt PO Box 75064 Washington DC 20013 2345784 false X www.nathpo.org X 1998 DC NATHPOs mission is to provide guidance to preservation officials, elected representatives, and the public about national historic preservation legislation, policies and regulations. 11 11 6 0 0 3368397 1971851 337545 5441 36388 0 3373838 2345784 123270 1011740 0 343862 697393 0 0 760962 1151927 1228094 2861060 2145744 -515276 2205449 1713845 12273 36126 2193176 1677719 NATHPOs mission is to provide guidance to preservation officials, elected representatives, and the public about national historic preservation legislation, policies and regulations. false false 2861060 1000000 1055350 NATHPO supports Tribal Historic Preservation Officers (THPOs) in their work to preserve and protect Native American cultural heritage. In 2025, NATHPO administered cooperative agreements, provided technical assistance, conducted training, and managed the Protecting Native Places (PNP) regranting program, distributing $1,000,000 in grants to 25 tribal nations to support heritage preservation projects. 2861060 true true false false false false false false false false true false false false true false false false false false false false false false false false false true false false false false false false false false false false false false false false false false false false false false true X 8 0 true 6 true false false false false false false false false X 11 11 false false false false false false false true true false false true true true true false true false false false DC X Amy Martinez 2026288476 1255 22nd St NW 19189 Washington DC 20036 Valerie Grussing Executive Director 35.00 0.00 X 136617 0 0 Melissa Madrigal Operations Director 35.00 0.00 X 116630 0 0 Amy Martinez Finance Director 35.00 0.00 X 104614 0 0 John Swiagart GIS Director 35.00 0.00 X 94896 0 0 Stacy Laravie Indigenization Director 35.00 0.00 X 92659 0 0 Ira Matt Executive Director 35.00 0.00 X X 27248 0 0 Lakota Hobia Chairman 0.50 0.00 X X 0 0 0 Richard Begay Board Director 0.50 0.00 X 0 0 0 Billie Burtrum Treasurer 0.50 0.00 X X 0 0 0 Michael Kicking Johnson Board Director 0.50 0.00 X 0 0 0 Raphael Wahwassu Board Director 0.50 0.00 X 0 0 0 Steven Concho Board Director 0.50 0.00 X 0 0 0 Buffy McQuillen Vice Chairman 0.50 0.00 X 0 0 0 Allan Damary Board Member 0.50 0.00 X 0 0 0 Nicholas Kager Board Member 0.50 0.00 X 0 0 0 Crystal CBearing Board Member 0.50 0.00 X 0 0 0 Warren Graham Board Member 0.50 0.00 X 0 0 0 572664 0 0 3 false false false 4th Street Communications LLC 411 4th St SE Washington DC 20003 Gov Relations Ad 163250 1 62981 1055351 853519 1971851 Program Service 900099 337545 337545 337545 36388 36388 0 2345784 373933 0 0 X 1011740 1011740 290177 290177 332131 332131 17049 17049 7730 7730 50306 50306 75082 75082 588892 588892 10714 10714 117496 117496 319317 319317 2240 2240 Bank fee 7839 7839 Postage 1225 1225 Supplies 2850 2850 Designprintsubscriptions 18277 18277 7995 7995 2861060 2861060 0 0 2193239 288935 1407082 4289 26431 12992 12110 13439 100 100 2205449 1713845 1193 34933 500 11773 12273 36126 X 2193176 1677719 2193176 1677719 2205449 1713845 -515276 -181 0 X false false false X 397767 695271 925055 3368397 1971851 7358341 397767 695271 925055 3368397 1971851 7358341 691969 6666372 5441 5102 10543 7368884 0.90470 0.99000 X RESTRICTED RESTRICTED RESTRICTED RESTRICTED RESTRICTED RESTRICTED RESTRICTED RESTRICTED 26431 12992 13439 13439 true Blackfeet Nation 810212955 40000 Cahuilla Band of Indians 330009530 40000 571001665 731024490 40000 Eastern Shawnee Tribe 731024490 40000 Elnu Abenaki Tribe 843882521 40000 Federated Indians of Graton Rancher 680466465 40000 Ft Belknap 810216424 40000 Iowa Tribe of Oklahoma 730930652 40000 Jamul Indian Village of CA 953749752 40000 Kiowa Tribe 730789393 40000 Pawnee Nation of Oklahoma 730725058 40000 Pit River Tribe 942424153 40000 Pueblo de Cochiti 850216637 40000 Pueblo de San Ildefonso 850257748 40000 Quapaw Nation 730946495 40000 RenoSparks Indian Colony 886004349 40000 Saginaw Chippewa Indian Tribe of Mi 386178758 40000 Samish Tribe 910931896 40000 SaukSuiattle Indian Tribe 910961478 40000 Seminole Nation of Oklahoma 730801256 40000 StockbridgeMunsee Community 391145449 40000 Timbisha Shoshone Tribe 330046031 40000 TunicaBiloxi Tribe of Louisiana 720942856 40000 Washoe Tribe of Nevada and Californ 880120754 40000 White Mountain Apache Tribe 860092030 40000 25 Monitoring procedures (Part I, line 2) The Organization provides assistance as shown in Part III, Line 1, to tribal reservations in the support of perserving the cultural, health, and vitality of Native People. The Organization issues grants to the various communities in the reservations. Records are also maintained to track assistance given during the year. Unrelated business income explanation Part V line 3b The organization makes its governing documents, conflict of interest policy, and financial statements available to the public upon written request to the Executive Director at PO Box 75064, Washington, DC 20013. Officer directors etc family relationship Part VI line 2 Valerie Grussing serves as Executive Director of the organization. Matthew Paul Grussing, who received nonemployee compensation during the tax year, is a family member of the Executive Director. Form 990 governing body review Part VI line 11 The Executive Director provided a copy of Form 990 to all board members prior to filing. Board members were given the opportunity to review and provide comments before the return was submitted to the IRS. Conflict of interest policy compliance Part VI line 12c The organization has a written conflict of interest policy. Officers, directors, trustees, and key employees are required to disclose any interests that could give rise to conflicts. The organization regularly monitors and enforces compliance with the policy. Individuals with a conflict of interest are required to recuse themselves from discussion and voting on matters in which they have a conflict. CEO executive director top management comp Part VI line 15a The compensation of the Executive Director is determined by the Board of Directors. The process includes a review of comparability data from similarly situated organizations, independent approval by disinterested board members, and concurrent documentation of the deliberation and decision. The Board relies on compensation surveys and publicly available data to ensure compensation is reasonable and appropriate. Other officer or key employee compensation Part VI line 15b The compensation of other officers and key employees is determined by the Executive Director in consultation with the Board of Directors. The process includes a review of comparability data from similarly situated organizations and is approved by disinterested persons. Compensation is reviewed annually to ensure it remains reasonable and appropriate relative to the organizations size and mission. Form 990 availability to public Part VI line 18 The organization makes its Form 990 available for public inspection upon written request to the Executive Director at PO Box 75064, Washington, DC 20013. Governing documents etc available to public Part VI line 19 The organization makes its governing documents, conflict of interest policy, and financial statements available to the public upon written request to the Executive Director at PO Box 75064, Washington, DC 20013. List of other fees for services expenses Part IX line 11g Professional Consultants: $588,892; Lobbying Services: $75,082; Total: $663,974 List of other expenses Part IX line 24e Payroll Processing Fees: $4,246; Accounting Fees: $2,320; Association/Professional Dues: $500; State Licenses and Business Registrations: $130; Virtual Office/Rent: $798; Miscellaneous: $14,056; Total: $22,050