2026-05-15T13:09:46-05:00 2025-06-30 990PF 2024-07-01 841245939 Avenir Foundation Inc AVEN 3032322306 215 Union Blvd 300 Lakewood CO 80228 Norman L Wilson Treasurer 3032322306 2026-05-15 0 2024 2025-03-06 01:10:19Z X 1441391832 X X 3557 3557 92636 92636 12444857 19297415 12444857 12541050 12541050 0 0 0 174321 0 0 174321 0 0 20750000 20750000 20924321 0 20750000 -8383271 12541050 37375 1774211 1774211 111482 1243255855 1439617621 1439617621 1243404712 1441391832 1441391832 0 62839 0 62839 X 0 0 0 0 1243404712 1441328993 1243404712 1441328993 1243404712 1441391832 1243404712 -8383271 206307552 1441328993 0 1441328993 Berkshire Hathaway CL A 10 shs 2020-03-26 2025-03-14 7562892 2740885 4822007 4822007 Berkshire Hathaway CL A 15 shs 2020-03-26 2025-04-14 11734523 4111673 7622850 7622850 12444857 174321 0 174321 0 174321 111482 0 0 0 111482 0 62839 0 0 0 0 0 0 0 0 0 0 1 1 CO 1 0 0 0 0 1 N/A Norman L Wilson 3032322306 215 Union Blvd Suite 300 Lakewood CO 802281841 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Margaret Boynton Wallace 215 Union Blvd Suite 300 Lakewood CO 80228 Secretary/Director 1.00 0 0 0 Norman L Wilson 215 Union Blvd Suite 300 Lakewood CO 80228 Treasurer/Director 4.00 0 0 0 William Dodge Wallace 215 Union Blvd Suite 300 Lakewood CO 80228 President/Director 1.00 0 0 0 NONE 0 NONE 0 0 1411429228 705896 0 1412135124 0 0 1412135124 21182027 1390953097 69547655 69547655 174321 174321 69373334 0 69373334 0 69373334 20750000 0 20750000 69373334 0 0 31618229 5512320 2314656 964456 40409661 20750000 0 0 0 20750000 0 40409661 40409661 0 0 0 0 0 8213673 0 0 0 X American Institute of Physics one Physics Ellipse College Park MD 20740 None Public Charity Operations 250000 Central City Opera 4875 Ward Road Suite 100 Arvada CO 80033 None Public Charity Operations 500000 Colorado Symphony Fund 1000 14th ST Denver CO 80202 None Public Charity To Endowment in memory of Jerome Kern, Chairman Emeritus 1000000 Kulakamala Foundation 17 Basket Road Reading PA 19606 None Public Charity Purchase of 55 Basket Road Nature CenterOperating Support 8000000 Santa Fe Opera P O Box 2408 Santa Fe NM 87504 None Public Charity Intial Costs for the Construction of Apprentice Housing 1000000 St Martin's Chamber Choir 2015 Glenarm Place Denver CO 80205 None Public Charity Establish the St Martin's Chamber Choir Endowment Fund 10000000 20750000 0 522100 3557 522100 92636 12444857 96193 0 12444857 12541050 4 Used to make contributions and to pay exempt function expenses. 8 Used to make contributions and to pay exempt function expenses. 0 0 0 0 0 0 0 0 0 0 Goldman Sachs FTOXX 1665128 1707 1707 Fidelity Funds FRBXX 1665727 235914 235914 Berkshire Hathaway Class A 1239925000 1439380000 1439380000 Increase in unrealized gain 206307552 Excise Tax payable 0 62839 Federal Excise Taxes 174321 0 0