2026-09-18T22:50:59-05:00 2025-12-31 Block Advisors 20576 HOMESTEAD RD CUPERTINO CA 95014 990 2025-01-01 237098705 AIR SAILING INC % TERRY DUNCAN AIRS 4084460847 10540 MIRA VISTA RD Cupertino CA 95014 Terry Duncan President 4084460847 2026-09-18 true Tina Borrell P03039556 4087490518 2026-09-18 2025 Terry Duncan 10540 MIRA VISTA RD Cupertino CA 95014 167063 false X N/A X NV To provide education and facilities to motorless aircraft 11 11 1 0 77452 137416 20927 20205 1871 730 11208 8712 111458 167063 0 0 0 0 18164 20128 0 0 0 104394 136234 122558 156362 -11100 10701 501643 612574 20000 20000 481643 592574 To provide members and general public facilities and education related to motorless aircraft false false 18270 To provide members and the general public facilities and education related to motorless aircraft 114399 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 X 0 0 1 true false false false false false false false false false false false false false 11 11 false false false false false false false true true false false false false false false false false false NV X TERRY DUNCAN 4084460847 10540 MIRA VISTA RD Cupertino CA 95014 TERRY DUNCAN PRESIDENT 2.0 0.0 X 16396 0 0 GENE BENSON TRUSTEE 1.0 0.0 X 0 0 0 BERNALD SMITH TRUSTEE 1.0 0.0 X 0 0 0 DAVID VOLKMANN VICE PRESIDENT 1.0 0.0 X 0 0 0 MARY ANNE READ TRUSTEE 1.0 0.0 X 0 0 0 BRIAN ROACH TRUSTEE 1.0 0.0 X 0 0 0 ROBERT STONE TRUSTEE 1.0 0.0 X 0 0 0 TIMOTHY TOBIN TRUSTEE 1.0 0.0 X 0 0 0 PETER CASTI TRUSTEE 1.0 0.0 X 0 0 0 TYLER WHITE TREASURER 1.0 0.0 X 0 0 0 LAWRENCE SUTER SECRETARY 1.0 0.0 X 0 0 0 16396 0 0 0 false false false 0 4543 4621 128252 13382 137416 ASI TOW 18270 18270 TOW SURCHARGES 1935 1935 1935 1935 20205 20 20 0 0 8712 8712 0 8712 8712 710 710 0 0 0 0 0 0 0 0 0 0 167063 29647 0 0 0 0 0 0 16396 16396 0 0 3732 3732 0 0 0 0 0 0 4688 514 4174 0 118 118 0 0 0 0 0 0 0 0 44702 44702 18182 18182 AVGAS 4959 4959 CAMP & CONTESTS 2311 2311 CLEANING SERVICE 4250 4250 FUELS 7085 7085 49939 34700 15239 156362 114399 41963 0 61256 15407 15631 17061 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1051186 556679 346356 494507 78400 85599 0 0 0 0 0 0 0 0 501643 612574 0 0 0 0 0 0 0 0 0 0 0 0 0 0 20000 20000 0 0 20000 20000 481643 592574 X 0 0 0 0 0 0 481643 592574 501643 612574 X 10701 54786 11127 X false false X 71312 74435 92448 77452 78159 393806 0 0 71312 74435 92448 77452 78159 393806 0 393806 606 84 125 290 20 1125 0 5500 5500 400431 202484 0.98345 0.99680 X 0 0 0 0 132795 132795 33936 48311 54208 33716 32313 202484 0 0 0 33936 48311 54208 33716 165108 335279 0 0 0 335279 606 84 125 290 20 1125 0 606 84 125 290 20 1125 0 5500 5500 34542 48395 54333 34006 170628 341904 0.98062 0.00000 0.00329 0.00000 X FORM 990 PART IX LINE 24 - OTHER EXPENSES DESCRIPTION:GARBAGE, SANITATION TOTAL EXPENSES:6502 MANAGEMENT AND GENERAL:6502 FORM 990 PART IX LINE 24 - OTHER EXPENSES DESCRIPTION:MAINTENANCE & REPAIR TOTAL EXPENSES:18072 PROGRAM SERVICES:18072 FORM 990 PART IX LINE 24 - OTHER EXPENSES DESCRIPTION:MISC TOTAL EXPENSES:60 PROGRAM SERVICES:60 FORM 990 PART IX LINE 24 - OTHER EXPENSES DESCRIPTION:PAWNEE TOW TOTAL EXPENSES:16478 PROGRAM SERVICES:16478 FORM 990 PART IX LINE 24 - OTHER EXPENSES DESCRIPTION:TRAILER FACILITY TOTAL EXPENSES:90 PROGRAM SERVICES:90 FORM 990 PART IX LINE 24 - OTHER EXPENSES DESCRIPTION:INTERNET TOTAL EXPENSES:2450 MANAGEMENT AND GENERAL:2450 FORM 990 PART IX LINE 24 - OTHER EXPENSES DESCRIPTION:PROPERTY TAX TOTAL EXPENSES:6287 MANAGEMENT AND GENERAL:6287