The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete.
The reader should not assume that the information is accurate and complete.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 13F

FORM 13F INFORMATION TABLE

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COLUMN 1 COLUMN 2 COLUMN 3 COLUMN 4 COLUMN 5 COLUMN 6 COLUMN 7 COLUMN 8
VALUE SHRS OR SH/ PUT/ INVESTMENT OTHER VOTING AUTHORITY
NAME OF ISSUER TITLE OF CLASS CUSIP FIGI (to the nearest dollar) PRN AMT PRN CALL DISCRETION MANAGER SOLE SHARED NONE
Berkshire Hathaway Inc Del CL B NEW 084670702   386,704 1,251,873 SH   SOLE None 1,251,873 0 0
Danaher Corporation COM 235851102   167,856 632,415 SH   SOLE None 632,415 0 0
Fiserv Inc COM 337738108   109,009 1,078,548 SH   SOLE None 1,078,548 0 0
Intuit COM 461202103   520,346 1,336,895 SH   SOLE None 1,336,895 0 0
Martin Marietta Matls Inc COM 573284106   240,124 710,490 SH   SOLE None 710,490 0 0
Microsoft Corp COM 594918104   631,951 2,635,107 SH   SOLE None 2,635,107 0 0
Sherwin Williams Co COM 824348106   201,205 847,787 SH   SOLE None 847,787 0 0
Texas Instrs Inc COM 882508104   104,553 632,809 SH   SOLE None 632,809 0 0
Thermo Fisher Scientific Inc COM 883556102   169,791 308,325 SH   SOLE None 308,325 0 0
Union Pac Corp COM 907818108   151,628 732,256 SH   SOLE None 732,256 0 0
Intercontinental Exchange In COM 45866F104   188,293 1,835,397 SH   SOLE None 1,835,397 0 0
Waste Connections Inc COM 94106B101   200,298 1,511,002 SH   SOLE None 1,511,002 0 0
Alphabet Inc CAP STK CL C 02079K107   286,451 3,228,348 SH   SOLE None 3,228,348 0 0
Schwab Charles Corp COM 808513105   134,974 1,621,114 SH   SOLE None 1,621,114 0 0
EOG Res Inc COM 26875P101   423,677 3,271,130 SH   SOLE None 3,271,130 0 0
Air Prods & Chems Inc COM 009158106   145,721 472,722 SH   SOLE None 472,722 0 0
Autodesk Inc COM 052769106   208,454 1,115,505 SH   SOLE None 1,115,505 0 0
Marsh & Mclennan Cos Inc COM 571748102   208,086 1,257,468 SH   SOLE None 1,257,468 0 0
Analog Devices Inc COM 032654105   167,195 1,019,294 SH   SOLE None 1,019,294 0 0
T-Mobile US Inc COM 872590104   217,925 1,556,607 SH   SOLE None 1,556,607 0 0
Cintas Corp COM 172908105   88,263 195,437 SH   SOLE None 195,437 0 0
Unitedhealth Group Inc COM 91324P102   105,861 199,669 SH   SOLE None 199,669 0 0
Amazon Com Inc COM 023135106   134,183 1,597,420 SH   SOLE None 1,597,420 0 0
S&P Global Inc COM 78409V104   283,779 847,252 SH   SOLE None 847,252 0 0
CBRE Group Inc CL A 12504L109   182,085 2,365,972 SH   SOLE None 2,365,972 0 0
Costar Group Inc COM 22160N109   196,093 2,537,433 SH   SOLE None 2,537,433 0 0
Keysight Technologies Inc COM 49338L103   160,721 939,507 SH   SOLE None 939,507 0 0
Fortive Corp COM 34959J108   63,597 989,830 SH   SOLE None 989,830 0 0
Mastercard Incorporated CL A 57636Q104   324,125 932,116 SH   SOLE None 932,116 0 0
Nordson Corp COM 655663102   58,646 246,704 SH   SOLE None 246,704 0 0
Pool Corp COM 73278L105   148,756 492,033 SH   SOLE None 492,033 0 0
TopBuild Corp COM 89055F103   290,065 1,853,570 SH   SOLE None 1,853,570 0 0
Gallagher Arthur J & Co COM 363576109   306,605 1,626,209 SH   SOLE None 1,626,209 0 0
Installed Bldg Prods Inc COM 45780R101   127,220 1,486,220 SH   SOLE None 1,486,220 0 0
Nvidia Corporation COM 67066G104   140,781 963,327 SH   SOLE None 963,327 0 0
Ferguson PLC New SHS G3421J106   394,921 3,110,352 SH   SOLE None 3,110,352 0 0
Gartner Inc COM 366651107   162,158 482,411 SH   SOLE None 482,411 0 0
Jacobs Solutions Inc COM 46982L108   217,295 1,809,732 SH   SOLE None 1,809,732 0 0
Liberty Media Corp Del COM SER C FRMLA 531229854   108,768 1,819,468 SH   SOLE None 1,819,468 0 0
Teledyne Technologies Inc COM 879360105   138,137 345,419 SH   SOLE None 345,419 0 0
Aecom COM 00766T100   24,790 291,885 SH   SOLE None 291,885 0 0
Airbnb Inc COM CL A 009066101   95,912 1,121,773 SH   SOLE None 1,121,773 0 0
Canadian Natl Ry Co COM 136375102   51,328 431,766 SH   SOLE None 431,766 0 0
Conocophillips COM 20825C104   207,728 1,760,409 SH   SOLE None 1,760,409 0 0
Royal Gold Inc COM 780287108   134,246 1,190,967 SH   SOLE None 1,190,967 0 0
United Rentals Inc COM 911363109   137,604 387,158 SH   SOLE None 387,158 0 0
West Pharmaceutical Svsc Inc COM 955306105   40,457 171,902 SH   SOLE None 171,902 0 0