2026-02-19T13:04:42-08:00 2025-12-31 260780196 Limestone Inc 5015 S CROSSING PL STE 110 SIOUX FALLS SD 57108 990 2025-01-01 352335593 Mockingbird Flying Club MOCK 6053709097 PO Box 91332 Sioux Falls SD 57109 Kurt Johnson President 2026-02-19 true Steven Mix P00622591 6056104958 2025 2025-03-06 01:10:19Z Kurt Johnson PO Box 91332 Sioux Falls SD 57109 150058 false X N/A The primary purpose is to provide opportunities for members to come together and learn as well as socialize about their common interest in general aviation and to make affordable flying available to the membership. 7 0 0 0 0 134323 148705 865 1353 -1724 135188 148334 0 0 0 0 0 138405 143716 138405 143716 -3217 4618 565618 567708 172590 135652 393028 432056 The primary exempt purpose is to provide opportunities for members to come together and learn as well as socialize about their common interest in general aviation and to make affordable flying available to membership. false false 145438 150058 The primary exempt purpose is to provide opportunities for members to come together and learn as well as socialize about their common interest in general aviation and to make affordable flying available to membership. 145438 false 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 false false false false false false false false false false false false false false false false false true 0 0 false 0 false false false false false false false false X 7 0 false false false false false false false false false false false false false false false false false false Kurt Johnson 6053709097 PO Box 91332 Sioux Falls SD 57109 X Kurt Johnson President 12.00 0.00 X X 0 0 0 Troy Huls Director 9.00 0.00 X 0 0 0 Jim Juhl Director 9.00 0.00 X 0 0 0 TY STENDER Treasurer 12.00 0.00 X X 0 0 0 JEREMY LANGROCK Director 3.00 0.00 X 0 0 0 DANIEL KOESTER Vice President 0.00 0.00 X 0 0 0 BENJAMIN TRACY Secretary 0.00 0.00 X 0 0 0 0 false false false 0 0 Aircraft Rental 480000 148705 148705 148705 1353 1353 0 0 0 0 0 0 1724 -1724 -1724 0 148334 148334 X 0 0 0 0 0 0 0 0 0 0 0 0 5341 5341 0 0 0 0 0 0 0 0 9916 9916 0 0 0 0 0 0 0 Aircraft Maintenance 38774 38774 Aircraft Insurance 29229 29229 Aircraft Engine Repairs 22089 22089 Interest Expense 13469 13469 24898 24898 143716 143716 0 0 0 50824 48674 0 0 0 0 0 0 9286 3387 515647 505508 515647 0 0 0 0 0 565618 567708 805 397 171785 135254 1 172590 135652 X 393028 432056 393028 432056 565618 567708 X 4618 34410 X false false false 515647 515647 515647 Rounding 1 1 Form 990, Part VI, Section B, Line 11b No review was or will be conducted. Form 990, Part VI, Section C, Line 19 No documents available to the public. Form 990, Part IX, Line 24e Aircraft Annual Inspection: Column (A) - Total = $5190; Column (B) - Program Services = $5190; Column (C) - Management & General = $0; Column (D) - Fundraising = $0 Form 990, Part IX, Line 24e Aircraft Fuel: Column (A) - Total = $675; Column (B) - Program Services = $675; Column (C) - Management & General = $0; Column (D) - Fundraising = $0 Form 990, Part IX, Line 24e Aircraft GPS Subscriptions: Column (A) - Total = $1664; Column (B) - Program Services = $1664; Column (C) - Management & General = $0; Column (D) - Fundraising = $0 Form 990, Part IX, Line 24e Fly Credits: Column (A) - Total = $9240; Column (B) - Program Services = $9240; Column (C) - Management & General = $0; Column (D) - Fundraising = $0 Form 990, Part IX, Line 24e Janitorial Supplies: Column (A) - Total = $969; Column (B) - Program Services = $969; Column (C) - Management & General = $0; Column (D) - Fundraising = $0 Form 990, Part IX, Line 24e Meeting Expenses: Column (A) - Total = $2263; Column (B) - Program Services = $2263; Column (C) - Management & General = $0; Column (D) - Fundraising = $0 Form 990, Part IX, Line 24e Merchant & Transactions Fees: Column (A) - Total = $4; Column (B) - Program Services = $4; Column (C) - Management & General = $0; Column (D) - Fundraising = $0 Form 990, Part IX, Line 24e Miscellanoues Expenses: Column (A) - Total = $0; Column (B) - Program Services = $0; Column (C) - Management & General = $0; Column (D) - Fundraising = $0 Form 990, Part IX, Line 24e Office Expenses: Column (A) - Total = $373; Column (B) - Program Services = $373; Column (C) - Management & General = $0; Column (D) - Fundraising = $0 Form 990, Part IX, Line 24e Oil: Column (A) - Total = $213; Column (B) - Program Services = $213; Column (C) - Management & General = $0; Column (D) - Fundraising = $0 Form 990, Part IX, Line 24e Postage and Freight: Column (A) - Total = $374; Column (B) - Program Services = $374; Column (C) - Management & General = $0; Column (D) - Fundraising = $0 Form 990, Part IX, Line 24e Quick books: Column (A) - Total = $1806; Column (B) - Program Services = $1806; Column (C) - Management & General = $0; Column (D) - Fundraising = $0 Form 990, Part IX, Line 24e Registration & Filing Fees: Column (A) - Total = $100; Column (B) - Program Services = $100; Column (C) - Management & General = $0; Column (D) - Fundraising = $0 Form 990, Part IX, Line 24e Use Tax: Column (A) - Total = $649; Column (B) - Program Services = $649; Column (C) - Management & General = $0; Column (D) - Fundraising = $0 Form 990, Part IX, Line 24e Website Fees: Column (A) - Total = $1378; Column (B) - Program Services = $1378; Column (C) - Management & General = $0; Column (D) - Fundraising = $0 Form 990, Part XI, Line 9 Avionics Fund = $4680 Form 990, Part XI, Line 9 Birdie Party Fund = $1653 Form 990, Part XI, Line 9 Paid In Capital = $28077