2026-07-21T14:31:54-04:00 2025-12-31 CHRISTINE E HARRINGTON CPA LLC PO BOX 1328 SITKA AK 99835 990 2025-01-01 472128576 TIDELINES INSTITUTE TIDE 9078850405 PO BOX 100 GUSTAVUS AK 99826 LAURA MARCUS COEXECUTIVE DIRECTOR 9078850405 2026-06-10 true CHRISTINE E HARRINGTON P00441102 9077475500 2026-06-11 X 2025 2025-03-06 01:10:19Z JESSICA LINDMARK 968211 false X TIDELINESINSTITUTE.ORG X 2014 TIDELINES INSTITUTE IS DEDICATED TO THE EDUCATION AND INSPIRATION OF RISING ENVIRONMENTAL LEADERS WITHIN THE PHENOMENAL SETTING OF SOUTHEAST ALASKA. 9 9 12 0 926731 725113 314641 234113 2566 7322 0 1243938 966548 0 0 350147 406895 0 0 411792 420318 761939 827213 481999 139335 3924153 3929770 141573 7958 3782580 3921812 TIDELINES INSTITUTE IS DEDICATED TO THE EDUCATION AND INSPIRATION OF RISING ENVIRONMENTAL LEADERS WITHIN THE PHENOMENAL SETTING OF SOUTHEAST ALASKA. false false 540784 234113 EDUCATION AND INSPIRATION OF RISING ENVIRONMENTAL LEADERS 540784 true true 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 false false false false false false false false false false false false false false false false true 2 0 12 true false false false false false false false false false false false false X 9 9 false false false false false false false true true false false true false false false false false false X DEJA JARVIS 9079573707 PO BOX 100 GUSTAVUS AK 99836 X X JESSICA LINDMARK PRESIDENT X X 0 0 0 DAVID NEIDORF VICE PRESIDE X X 0 0 0 JERRY DZUGAN TREASURER X X 0 0 0 SHUBHRA MURARKA SECRETARY X X 0 0 0 NORMAN COHEN DIRECTOR X 0 0 0 REBEKAH CONTRERAS DIRECTOR X 0 0 0 SAGE LOGAN DIRECTOR X 0 0 0 UTSA SETH DIRECTOR X 0 0 0 false false false 725113 725113 TUITION AND FEES 234113 234113 234113 8985 8985 1663 -1663 -1663 -1663 966548 232450 8985 356575 188985 167590 17761 9413 8348 32559 17256 15303 22850 22850 36724 35349 1375 13956 11394 2562 6542 6542 93731 74985 18746 85146 71167 13979 65246 52196 13050 12456 5293 7163 PROGRAM SUPPLIES 70626 70626 OTHER 8921 8921 OUTREACH 4120 4120 827213 540784 286429 0 1018701 425961 198205 827425 11375 6529 3013046 343191 2695872 2669855 3924153 3929770 26638 7958 114935 141573 7958 X 3782580 3921812 3782580 3921812 3924153 3929770 139335 -103 X false false X 1204134 717386 883338 926731 725113 4456702 63805 116709 136882 314641 234113 866150 1267939 834095 1020220 1241372 959226 5322852 11080 45705 27620 164455 41386 290246 11080 45705 27620 164455 41386 290246 5032606 555 209 825 2711 8985 13285 555 209 825 2711 8985 13285 1268494 834304 1021045 1244083 968211 5336137 0.94310 0.94570 0.00000 0.00000 X RESTRICTED RESTRICTED RESTRICTED RESTRICTED RESTRICTED RESTRICTED RESTRICTED RESTRICTED 919024 919024 1749377 178439 1570938 344645 164752 179893 2669855 FORM 990, PART VI UPON REQUEST FORM 990, PAGE 6, PART VI, LINE 11B FORM 990 IS PROVIDED TO ALL BOARD MEMBERS VIA EMAIL TO REVIEW PRIOR TO FILLING FORM 990, PAGE 6, PART VI, LINE 19 UPON REQUEST FORM 990, PART VII NO OFFICERS RECEIVE COMPENSATION