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 (x$1000) PRN AMT PRN CALL DISCRETION MANAGER SOLE SHARED NONE
Abbott Labs COM 002819AC4 465 11,000 SH   SOLE   11,000 0 0
Abbvie Inc COM 00287Y109 725 11,499 SH   SOLE   11,499 0 0
Alphabet Inc Class C CL C 38259P706 12,772 16,432 SH   SOLE   16,432 0 0
Alphabet Inc Class A CL A 38259P508 3,378 4,201 SH   SOLE   4,201 0 0
American International Group COM 026874784 11,642 196,186 SH   SOLE   196,186 0 0
American Tower Group COM 03027X100 10,939 96,519 SH   SOLE   96,519 0 0
Amgen Incorporated COM 031162100 430 2,580 SH   SOLE   2,580 0 0
Apple Computer COM 037833100 11,672 103,242 SH   SOLE   103,242 0 0
Arch Capital COM G0450A105 206 2,600 SH   SOLE   2,600 0 0
BERKSHIRE HATHAWAY I CL B NEW 084670702 17,163 118,801 SH   SOLE   118,801 0 0
Blackstone Group LP COM UNIT LTD 09253U108 201 7,877 SH   SOLE   7,877 0 0
Celgene Corp COM 151020104 209 2,000 SH   SOLE   2,000 0 0
Cisco Systems Inc. COM 17275R102 238 7,500 SH   SOLE   7,500 0 0
Comcast Corp COM 20030N101 15,375 231,757 SH   SOLE   231,757 0 0
Crown Castle Int'l Corp COM 228227104 636 6,747 SH   SOLE   6,747 0 0
Crown Holdings Inc COM 228368106 13,311 233,162 SH   SOLE   233,162 0 0
CVS Corp Com COM 126650100 520 5,845 SH   SOLE   5,845 0 0
Dollar Tree Inc. COM 256746108 8,804 111,540 SH   SOLE   111,540 0 0
Enstar Group COM 29358R107 5,703 34,674 SH   SOLE   34,674 0 0
Enterprise Product Partners COM 293792107 2,915 105,500 SH   SOLE   105,500 0 0
Exxon Mobil Corp COM 30231G102 554 6,349 SH   SOLE   6,349 0 0
Facebook Inc. Class A CL A 30303M102 11,724 91,399 SH   SOLE   91,399 0 0
Goldman Sachs Group COM 38141G104 7,744 48,018 SH   SOLE   48,018 0 0
Johnson & Johnson Co COM 478160104 717 6,072 SH   SOLE   6,072 0 0
JP Morgan Chase COM 46625H100 260 3,900 SH   SOLE   3,900 0 0
Macquarie Infrastructure L COM 55608B105 17,750 213,233 SH   SOLE   213,233 0 0
Microsoft Inc. COM 594918104 384 6,675 SH   SOLE   6,675 0 0
NRG Yield Inc. COM 62942X405 215 12,700 SH   SOLE   12,700 0 0
Oracle Corp COM 68389X105 289 7,360 SH   SOLE   7,360 0 0
Pepsico Inc COM 713448108 10,147 93,293 SH   SOLE   93,293 0 0
Procter & Gamble Co COM 742718109 1,283 14,290 SH   SOLE   14,290 0 0
Schlumberger COM 806857108 12,117 154,085 SH   SOLE   154,085 0 0
Thermo Fisher Scientific COM 883556102 13,792 86,709 SH   SOLE   86,709 0 0
Trupanion Inc COM 898202106 4,285 253,559 SH   SOLE   253,559 0 0
TE Connectivity Ltd. REG SHS H84989104 9,461 146,954 SH   SOLE   146,954 0 0
VISA Inc CI A CL A 92826C839 17,774 214,922 SH   SOLE   214,922 0 0
Wells Fargo & Co. Ne COM 949746101 8,466 191,198 SH   SOLE   191,198 0 0