2026-05-04T15:33:08-04:00 2025-06-30 814693463 HAMILTON MERCER ADVISORS 1540 KUSER ROAD SUITE A4 MERCERVILLE NJ 086193828 990 2024-07-01 237259355 FRIENDS OF PRINCETON OPEN SPACE FRIE 6099212772 57 MOUNTAIN AVENUE PRINCETON NJ 08540 WENDY L MAGER PRESIDENT 6099212772 2026-04-30 true true PETER S MARTIN CPA P00360267 6095810300 2026-05-04 2024 2025-03-06 01:10:19Z WENDY L MAGER 57 MOUNTAIN AVENUE PRINCETON NJ 08540 352331 false X WWW.FOPOS.ORG X 1969 NJ IN PRINCETON: ACQUIRING OPEN SPACE FOR PRESERVATION, PROTECTING NATURAL RESOURCES, MAINTAINING ACCESSIBILITY TO TRAILS AND PROVIDING ENVIRONMENTAL EDUCATION. IN THE PRINCETON REGION: WORKING WITH GROUPS TO SUPPORT EFFORTS TO PRESERVE AND PROTECT OPEN SPACE AND THE ENVIRONMENT. 21 21 7 900 0 277261 293767 0 2272 2390 0 279533 296157 0 0 117337 164461 0 0 85015 149073 202352 313534 77181 -17377 3788945 3789204 35441 52944 3753504 3736260 X IN PRINCETON: ACQUIRING OPEN SPACE FOR PRESERVATION, PROTECTING NATURAL RESOURCES, MAINTAINING ACCESSIBILITY TO TRAILS AND PROVIDING ENVIRONMENTAL EDUCATION. IN THE PRINCETON REGION: WORKING WITH GROUPS TO SUPPORT EFFORTS TO PRESERVE AND PROTECT OPEN SPACE AND THE ENVIRONMENT. false false 147921 FRIENDS OF PRINCETON OPEN SPACE PROTECTS NATURAL RESOURCES BY PRESERVING LAND AND MANAGING THE BILLY JOHNSON MOUNTAIN LAKES NATURE PRESERVE, ON WHICH IT HOLDS THE CONSERVATION EASEMENTS. INVASIVE PLANTS ARE REMOVED AND ECOLOGICAL RESTORATION PROJECTS ARE CONDUCTED; NATIVE PLANTS ARE GROWN, PLANTED AND MAINTAINED BY OR UNDER THE SUPERVISION OF THE DIRECTOR, NATURAL RESOURCES AND STEWARDSHIP. 15929 FRIENDS OF PRINCETON OPEN SPACE BOARD MEMBERS AND VOLUNTEERS HAVE MAINTAINED OVER 8 MILES OF TRAILS IN MOUNTAIN LAKES OPEN SPACE AREA AND HAVE RESTORED AND MAINTAINED TRAILS THROUGHOUT THE MUNICIPALITY. SIGNIFICANT WORK IS COMPLETED TO CLEAR TRAILS OF SEASONAL OVERGROWTH. FOPOS HAS ADDED STONE STEPS, FOOTBRIDGES AND BOARDWALKS TO VARIOUS TRAILS TO MAKE THEM MORE ACCESSIBLE. 91042 FRIENDS OF PRINCETON OPEN SPACE HAS PRESENTED EDUCATIONAL EVENTS AND SPEAKERS AT THE BILLY JOHNSON MOUNTAIN LAKES NATURE PRESERVE AND ELSEWHERE IN THE COMMUNITY ON TOPICS SUCH AS GARDENING WITH NATIVE SPECIES, INVASIVE SPECIES, AND THE FLORA AND FAUNA OF THE GREATER MOUNTAIN LAKES OPEN SPACE AREA. FOPOS HAS ALSO CO-SPONSORED EVENTS SUCH AS GUIDED TRAIL WALKS WITH OTHER ENVIRONMENTAL/EDUCATIONAL GROUPS. THE BOARD AND OTHER MEMBERS CONTRIBUTED TOWARDS SUPPORT FOR STAFFING AND EXPENSES. 254892 true true false false false false true false false true true false false true true true 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 true false false false true 10 0 true 7 true false false false false false false false false false false false false false false X 21 21 false false false false false true true true true false false true true true true true true true true false NJ X ORGANIZATION 6099212772 57 MOUNTAIN AVENUE PRINCETON NJ 08540 X NASIM ALI TRUSTEE 1.00 X 0 0 0 JESSICA ATKINS TRUSTEE 1.00 X 0 0 0 PETER GREEN TRUSTEE 1.00 X 0 0 0 ANDREA HONORE TRUSTEE 1.00 X 0 0 0 FREDERICK BIGELOW JR TREASURER 5.00 X X 0 0 0 HAYDEN SMITH JR TRUSTEE 1.00 X 0 0 0 LIZ LEMPERT TRUSTEE 1.00 X 0 0 0 CLARK LENNON VICE-PRESIDE 10.00 X X 0 0 0 ANNARIE LYLES TRUSTEE 1.00 X 0 0 0 SCOTIA MACRAE TRUSTEE 1.00 X 0 0 0 WENDY L MAGER PRESIDENT 10.00 X X 0 0 0 FRAN MCMANUS TRUSTEE 1.00 X 0 0 0 DANA MOLINA TRUSTEE 1.00 X 0 0 0 DIANA NEWBY TRUSTEE 1.00 X 0 0 0 HILARY PERSKY SECRETARY 10.00 X X 0 0 0 GEORGE POINT TRUSTEE (JUL 1.00 X 0 0 0 THOMAS E SCHORR TRUSTEE 4.00 X 0 0 0 WINIFRED HUGHES SPAR TRUSTEE 1.00 X 0 0 0 RUKSHANA TARAPOREWALA TRUSTEE 1.00 X 0 0 0 ERIC TAZELAAR TRUSTEE 1.00 X 0 0 0 MICHAEL TIMMONS TRUSTEE 1.00 X 0 0 0 ROBERT VON ZUMBUSCH VICE-PRESIDE 10.00 X X 0 0 0 false false false 87000 206767 293767 2491 2491 56073 56174 -101 -101 -101 296157 -101 2491 148233 148233 3720 3720 12508 12508 13106 13106 17125 17125 16991 16991 7200 7200 765 765 200 200 9742 6819 2923 PROGRAM COSTS 83612 83612 BANK SERVICE CHARGES 332 332 313534 254892 58642 0 263041 248633 2929304 7054 2922450 2922250 52032 55558 551422 562763 3788945 3789204 10239 26482 25202 26462 35441 52944 X 3191700 3166398 561804 569862 3753504 3736260 3788945 3789204 -17377 133 X false true X true false X 204285 219343 725929 277261 293767 1720585 204285 219343 725929 277261 293767 1720585 1720585 24 13 144 2272 2491 4944 24 13 144 2272 2491 4944 204309 219356 726073 279533 296258 1725529 0.99710 0.99850 0.00000 0.00000 X RESTRICTED RESTRICTED RESTRICTED RESTRICTED RESTRICTED RESTRICTED RESTRICTED RESTRICTED X X X X 2 75.00 false 554281 53064 38415 4568 564362 496822 74055 12279 4317 554281 460316 64931 24373 4052 496822 549205 -58590 25875 4424 460316 448293 130047 24910 4225 549205 1.00000 true false 2922033 2922033 7271 7054 217 2922250 ENDOWMENT ASSETS 536301 CASH HELD FOR THIRD-PARTY 26462 562763 CASH HELD FOR THIRD PARTY 26462 26462 X 296290 133 133 296157 296157 313534 313534 313534 SCHEDULE D, PAGE 3, PART X THE ORGANIZATION IS A TAX-EXEMPT ORGANIZATION UNDER SECTION 501(C)(3) OF THE INTERNAL REVENUE CODE. ACCORDINGLY, NO PROVISION FOR FEDERAL OR STATE INCOME TAXES HAS BEEN RECORDED IN THE FINANCIAL STATEMENTS GENERALLY ACCEPTED ACCOUNTING PRINCIPLES PRESCRIBES A RECOGNITION THRESHOLD AND MEASUREMENT ATTRIBUTE FOR THE FINANCIAL STATEMENT RECOGNITION AND MEASUREMENT OF A TAX POSITION TAKEN OR EXPECTED TO BE TAKEN IN A TAX RETURN. IT REQUIRES THAT COMPUTATIONS OF CURRENT AND DEFERRED INCOME TAXES ONLY CONSIDER TAX POSITIONS THAT ARE MORE LIKELY THAN NOT TO BE SUSTAINED IF THE TAX AUTHORITIES EXAMINE THE POSITION. THE ORGANIZATION EVALUATES STATUTES OF LIMITATIONS, CHANGES IN TAX LAW AND NEW AUTHORITATIVE RULINGS AND ACCRUES FOR LIABILITIES IF APPLICABLE. THE ORGANIZATION'S ANALYSIS FOUND NO UNCERTAIN TAX POSITIONS. FEDERAL AND STATE TAX RETURNS ARE SUBJECT TO EXAMINATION BY THE TAXING AUTHORITIES GENERALLY FOR A PERIOD OF THREE YEARS AFTER THEY ARE FILED. ANY PENALTIES AND INTEREST ASSESSED BY TAXING AUTHORITIES ARE INCLUDED IN OPERATING EXPENSES. NO INTEREST AND PENALTIES HAVE BEEN RECORDED FOR THE YEAR ENDED JUNE 30, 2025. FORM 990 - ORGANIZATION'S MISSION IN PRINCETON: ACQUIRING OPEN SPACE FOR PRESERVATION, PROTECTING NATURAL RESOURCES, MAINTAINING ACCESSIBILITY TO TRAILS AND PROVIDING ENVIRONMENTAL EDUCATION. IN THE PRINCETON REGION: WORKING WITH GROUPS TO SUPPORT EFFORTS TO PRESERVE AND PROTECT OPEN SPACE AND THE ENVIRONMENT. FORM 990 FORM 990, SCHEDULE D, PART IX, LINE 2 AND PART X, LINE 2 - FOPOS HOLDS FUNDS FOR FRIENDS OF ROGERS REFUGE, AN ENTITY WITH WHICH FOPOS HAS ENTERED INTO A SPONSORSHIP AGREEMENT. FORM 990, PAGE 1, PART I, LINE 6 VOLUNTEERS SERVE ON THE BOARD AND ASSIST WITH ACTIVITIES THROUGHOUT THE YEAR. FORM 990, PAGE 6, PART VI, LINE 1A EXECUTIVE COMMITTEE AUTHORITY IS EQUIVALENT TO GOVERNING BODY AUTHORITY. FORM 990, PAGE 6, PART VI, LINE 7A TRUSTEES ARE ELECTED BY ORGANIZATION'S MEMBERS FORM 990, PAGE 6, PART VI, LINE 7B TRUSTEES ARE ELECTED BY THE ORGANIZATION'S MEMBERS FORM 990, PAGE 6, PART VI, LINE 11B FORM 990 IS REVIEWED BY THE FINANCE COMMITTEE AND IS CIRCULATED TO THE BOARD OF TRUSTEES AND OTHERS PRIOR TO BEING FILED WITH THE IRS. FORM 990, PAGE 6, PART VI, LINE 12C PROSPECTIVE BOARD MEMBERS ARE GIVEN THE CONFLICT OF INTEREST POLICY ALONG WITH OTHER MATERIALS DESCRIBING RESPONSIBILITIES AND RULES GOVERNING SERVICE OF TRUSTEES. ON AN ANNUAL BASIS, THE BOARD AND KEY EMPLOYEES ARE PROVIDED A COPY OF THE CONFLICT OF INTEREST POLICY AND REQUESTED TO RETURN A FORM DESCRIBING THEIR CURRENT AFFILIATIONS THAT COULD POTENTIALLY POSE A CONFLICT OF INTEREST. THE TREASURER FOLLOWS UP WITH BOARD MEMBERS AND KEY EMPLOYEES WHO HAVEN'T SIGNED. FORM 990, PAGE 6, PART VI, LINE 15A THE BOARD OF TRUSTEES DO NOT RECEIVE COMPENSATION. FORM 990, PAGE 6, PART VI, LINE 15B COMPENSATION FOR KEY EMPLOYEES IS REVIEWED AND APPROVED BY THE BOARD OF TRUSTEES. FORM 990, PAGE 6, PART VI, LINE 19 GOVERNING DOCUMENTS AND FINANCIAL STATEMENTS ARE MADE AVAILABLE TO THE PUBLIC UPON REQUEST. MOUNTAIN LAKES HOLDING CORP 57 MOUNTAIN AVENUE PRINCETON NJ 08540 222872771 PROP MGMT NJ 2 N/A false false false true false false false false false false false true false false true false false false false false MOUNTAIN LAKES HOLDING CORP K 7200 LEASE MOUNTAIN LAKES HOLDING CORP C 87000 MUTUAL AGREEMENT MOUNTAIN LAKES HOLDING CORP N MUTUAL AGREEMENT