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
OMB APPROVAL
OMB Number: 3235-0006
Estimated average burden
hours per response: 23.8
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
Amazon.Com, Inc. Stock 023135106 46,260 409,378 SH   SOLE 0 409,378 0 0
Starbucks Corporation Stock 855244109 710 8,426 SH   SOLE 0 8,425 0 0
Alnylam Pharmaceuticals, Inc Stock 02043Q107 513 2,563 SH   SOLE 0 2,563 0 0
Ishares Gold Trust ETF 464285204 692 21,937 SH   SOLE 0 21,937 0 0
Johnson & Johnson Stock 478160104 7,355 45,024 SH   SOLE 0 45,023 0 0
Costco Wholesale Corporation Stock 22160K105 342 724 SH   SOLE 0 724 0 0
Cabot Corporation Stock 127055101 4,323 67,664 SH   SOLE 0 67,664 0 0
Ishares Msci Emerging Markets Etf ETF 464287234 1,687 48,375 SH   SOLE 0 48,375 0 0
Las Vegas Sands Corp. Stock 517834107 626 16,679 SH   SOLE 0 16,679 0 0
Boston Scientific Corporation Stock 101137107 216 5,565 SH   SOLE 0 5,565 0 0
Procter & Gamble Company Stock 742718109 2,661 21,073 SH   SOLE 0 21,073 0 0
Coca-Cola Company Stock 191216100 3,869 69,069 SH   SOLE 0 69,069 0 0
Powershares Db Commodity Index Tracking Fund ETF 46138B103 1,695 70,900 SH   SOLE 0 70,900 0 0
Cme Group Inc. Class A Stock 12572Q105 3,199 18,062 SH   SOLE 0 18,062 0 0
Fortive Corp. Stock 34959J108 25,711 441,011 SH   SOLE 0 441,010 0 0
Netflix, Inc. Stock 64110L106 471 2,000 SH   SOLE 0 2,000 0 0
Paychex, Inc. Stock 704326107 1,257 11,203 SH   SOLE 0 11,203 0 0
Integer Holdings Corporation Stock 45826H109 17,766 285,497 SH   SOLE 0 285,497 0 0
Pool Corporation Com Stock 73278L105 537 1,687 SH   SOLE 0 1,687 0 0
Merck & Co., Inc. Stock 58933Y105 897 10,412 SH   SOLE 0 10,412 0 0
Spdr S&P 500 Etf Trust ETF 78462F103 5,254 14,710 SH   SOLE 0 14,709 0 0
First Republic Bank Stock 33616C100 17,221 131,910 SH   SOLE 0 131,910 0 0
Nordson Corp Com Stock 655663102 220 1,037 SH   SOLE 0 1,037 0 0
Vertex Pharmaceuticals Incorporated Stock 92532F100 690 2,383 SH   SOLE 0 2,383 0 0
Verizon Communications Inc. Stock 92343V104 482 12,689 SH   SOLE 0 12,689 0 0
Sherwin-Williams Company Stock 824348106 26,900 131,380 SH   SOLE 0 131,380 0 0
Te Connectivity Ltd. Stock H84989104 311 2,819 SH   SOLE 0 2,819 0 0
Honeywell International Inc. Stock 438516106 3,919 23,474 SH   SOLE 0 23,474 0 0
Xcel Energy Inc. Stock 98389B100 292 4,555 SH   SOLE 0 4,555 0 0
Home Depot, Inc. Stock 437076102 28,452 103,110 SH   SOLE 0 103,110 0 0
Automatic Data Processing, Inc. Stock 053015103 2,458 10,867 SH   SOLE 0 10,867 0 0
Becton, Dickinson And Company Stock 075887109 917 4,116 SH   SOLE 0 4,116 0 0
Broadridge Financial Solutions, Inc. Stock 11133T103 3,181 22,043 SH   SOLE 0 22,042 0 0
Steris Plc Stock G8473T100 4,453 26,778 SH   SOLE 0 26,778 0 0
Centene Corporation Stock 15135B101 831 10,686 SH   SOLE 0 10,686 0 0
United Therapeutics Corp Del Com Stock 91307C102 523 2,500 SH   SOLE 0 2,500 0 0
Waste Connections, Inc. Stock 94106B101 35,385 261,855 SH   SOLE 0 261,855 0 0
Berkshire Hathaway Inc. Class B Stock 084670702 1,395 5,225 SH   SOLE 0 5,225 0 0
Adobe Systems Incorporated Stock 00724F101 19,464 70,725 SH   SOLE 0 70,725 0 0
Alphabet Inc. Class A Stock 02079K305 48,292 504,881 SH   SOLE 0 504,881 0 0
Fiserv Inc Com Stock 337738108 644 6,880 SH   SOLE 0 6,880 0 0
O'Reilly Automotive, Inc. Stock 67103H107 23,642 33,614 SH   SOLE 0 33,614 0 0
Constellation Brands, Inc. Class A Stock 21036P108 209 911 SH   SOLE 0 910 0 0
Comcast Corporation Class A Stock 20030N101 4,549 155,088 SH   SOLE 0 155,087 0 0
Ase Technology Hldg Co Ltd Sponsored Ads ADR 00215W100 83 16,618 SH   SOLE 0 16,618 0 0
Generac Holdings Inc. Stock 368736104 570 3,200 SH   SOLE 0 3,200 0 0
Microsoft Corporation Stock 594918104 52,341 224,735 SH   SOLE 0 224,734 0 0
First Horizon Natl Corp Com Stock 320517105 873 38,111 SH   SOLE 0 38,111 0 0
Schlumberger Nv Stock 806857108 301 8,391 SH   SOLE 0 8,391 0 0
Cvs Health Corporation Stock 126650100 612 6,418 SH   SOLE 0 6,417 0 0
Ameriprise Financial, Inc. Stock 03076C106 214 851 SH   SOLE 0 851 0 0
Berkshire Hathaway Inc. Class A Stock 084670108 3,252 8 SH   SOLE 0 8 0 0
Vanguard Small-Cap Index Fund ETF 922908751 769 4,500 SH   SOLE 0 4,500 0 0
Vanguard Mid-Cap Index Fund ETF 922908629 1,804 9,596 SH   SOLE 0 9,596 0 0
Nextera Energy, Inc. Stock 65339F101 261 3,327 SH   SOLE 0 3,327 0 0
Align Technology Inc Com Stock 016255101 11,653 56,265 SH   SOLE 0 56,265 0 0
Tesla Motors, Inc. Stock 88160R101 588 2,215 SH   SOLE 0 2,215 0 0
Reinsurance Group Amer Inc Com New Stock 759351604 453 3,602 SH   SOLE 0 3,602 0 0
Arch Cap Group Ltd Ord Stock G0450A105 412 9,040 SH   SOLE 0 9,040 0 0
Vanguard S&P 500 Index Fund ETF 922908363 275 838 SH   SOLE 0 838 0 0
Oncternal Therapeutics Inc Com Stock 68236P107 27 30,211 SH   SOLE 0 30,211 0 0
Booz Allen Hamilton Holding Corporation Class A Stock 099502106 35,019 379,197 SH   SOLE 0 379,197 0 0
Anterix Inc Com Stock 03676C100 355 9,930 SH   SOLE 0 9,930 0 0
Wabtec Corporation Stock 929740108 23,331 286,798 SH   SOLE 0 286,797 0 0
Eli Lilly And Company Stock 532457108 1,363 4,216 SH   SOLE 0 4,216 0 0
Vanguard Russell 1000 Value Index Fund ETF 92206C714 1,305 21,858 SH   SOLE 0 21,858 0 0
Ishares Russell 2000 Etf ETF 464287655 1,059 6,419 SH   SOLE 0 6,419 0 0
Twilio Inc. Class A Stock 90138F102 5,113 73,954 SH   SOLE 0 73,954 0 0
Fidelity National Information Services, Inc. Stock 31620M106 26,390 349,212 SH   SOLE 0 349,211 0 0
Carrier Global Corporation Stock 14448C104 1,031 28,990 SH   SOLE 0 28,990 0 0
Sysco Corporation Stock 871829107 528 7,465 SH   SOLE 0 7,465 0 0
Warner Music Group Corp Stock 934550203 4,222 181,885 SH   SOLE 0 181,885 0 0
Ii-Vi Incorporated Stock 19247G107 374 10,740 SH   SOLE 0 10,740 0 0
American Electric Power Company, Inc. Stock 025537101 417 4,820 SH   SOLE 0 4,819 0 0
Brown-Forman Corporation Class B Stock 115637209 2,922 43,899 SH   SOLE 0 43,899 0 0
Eastern Bankshares Inc Com Stock 27627N105 460 23,419 SH   SOLE 0 23,419 0 0
Xylem Inc. Stock 98419M100 271 3,100 SH   SOLE 0 3,100 0 0
Marriott Vacations Worldwide Corp. Stock 57164Y107 1,958 16,071 SH   SOLE 0 16,071 0 0
Cambridge Bancorp Com Stock 132152109 965 12,107 SH   SOLE 0 12,107 0 0
Neogen Corporation Stock 640491106 168 12,000 SH   SOLE 0 12,000 0 0
Visa Inc. Class A Stock 92826C839 43,141 242,841 SH   SOLE 0 242,841 0 0
Hershey Company Stock 427866108 1,229 5,575 SH   SOLE 0 5,575 0 0
Svb Financial Group Stock 78486Q101 252 750 SH   SOLE 0 750 0 0
Vanguard Growth Index Fund ETF 922908736 2,096 9,796 SH   SOLE 0 9,796 0 0
Ads Tec Energy Plc Shs Stock G0085J117 112 15,000 SH   SOLE 0 15,000 0 0
American Tower Corporation REIT 03027X100 35,905 167,233 SH   SOLE 0 167,232 0 0
Meta Platforms Inc. Stock 30303M102 21,101 155,524 SH   SOLE 0 155,524 0 0
Lpl Finl Hldgs Inc Com Stock 50212V100 1,290 5,905 SH   SOLE 0 5,905 0 0
Mondelez Intl Inc. Class A Stock 609207105 3,470 63,279 SH   SOLE 0 63,279 0 0
Broadcom Limited Stock 11135F101 5,838 13,147 SH   SOLE 0 13,147 0 0
Unifirst Corporation Stock 904708104 307 1,827 SH   SOLE 0 1,827 0 0
Martin Marietta Materials, Inc. Stock 573284106 619 1,922 SH   SOLE 0 1,922 0 0
Ishares Core Msci Eafe Etf ETF 46432F842 215 4,073 SH   SOLE 0 4,073 0 0
Accenture Plc Stock G1151C101 219 852 SH   SOLE 0 852 0 0
Equifax Inc. Stock 294429105 223 1,300 SH   SOLE 0 1,300 0 0
Entegris Inc Com Stock 29362U104 765 9,214 SH   SOLE 0 9,214 0 0
Nice Systems Ltd. Sponsored Adr ADR 653656108 1,355 7,200 SH   SOLE 0 7,200 0 0
Abbvie, Inc. Stock 00287Y109 280 2,087 SH   SOLE 0 2,087 0 0
S&P Global Inc. Stock 78409V104 30,464 99,767 SH   SOLE 0 99,767 0 0
Cabot Oil & Gas Corporation Stock 127097103 559 21,384 SH   SOLE 0 21,384 0 0
Casella Waste Sys Inc Cl A Stock 147448104 291 3,815 SH   SOLE 0 3,815 0 0
Blackstone Group L.P. Stock 09260D107 34,263 409,357 SH   SOLE 0 409,356 0 0
Church & Dwight Co., Inc. Stock 171340102 718 10,055 SH   SOLE 0 10,055 0 0
Stryker Corporation Stock 863667101 320 1,580 SH   SOLE 0 1,580 0 0
General Dynamics Corporation Stock 369550108 339 1,600 SH   SOLE 0 1,600 0 0
Mcdonald'S Corporation Stock 580135101 310 1,343 SH   SOLE 0 1,343 0 0
Ametek, Inc. Stock 031100100 379 3,340 SH   SOLE 0 3,340 0 0
Cisco Systems, Inc. Stock 17275R102 953 23,823 SH   SOLE 0 23,822 0 0
Autodesk, Inc. Stock 052769106 23,057 123,432 SH   SOLE 0 123,432 0 0
At&T Inc. Stock 00206R102 219 14,303 SH   SOLE 0 14,303 0 0
Vanguard Intermediate Term Bond Index Fund ETF 921937819 2,598 35,363 SH   SOLE 0 35,363 0 0
Re/Max Holdings, Inc. Stock 75524W108 12,306 650,771 SH   SOLE 0 650,770 0 0
Charter Communications, Inc. Class A Stock 16119P108 18,009 59,367 SH   SOLE 0 59,367 0 0
Gaming And Leisure Properties, Inc. REIT 36467J108 4,077 92,163 SH   SOLE 0 92,162 0 0
Ambev Sa Sponsored Adr ADR 02319V103 39 13,745 SH   SOLE 0 13,745 0 0
Ishares Core S&P 500 Etf ETF 464287200 6,370 17,762 SH   SOLE 0 17,762 0 0
Mettler-Toledo International Inc. Stock 592688105 707 652 SH   SOLE 0 652 0 0
Siteone Landscape Supply Inc Com Stock 82982L103 495 4,750 SH   SOLE 0 4,750 0 0
Union Pacific Corporation Stock 907818108 352 1,808 SH   SOLE 0 1,808 0 0
Salesforce.Com, Inc. Stock 79466L302 22,326 155,214 SH   SOLE 0 155,214 0 0
Idexx Laboratories, Inc. Stock 45168D104 367 1,127 SH   SOLE 0 1,127 0 0
Thermo Fisher Scientific Inc. Stock 883556102 25,691 50,654 SH   SOLE 0 50,654 0 0
Lockheed Martin Corporation Stock 539830109 2,395 6,200 SH   SOLE 0 6,199 0 0
Jpmorgan Chase & Co. Stock 46625H100 3,675 35,164 SH   SOLE 0 35,164 0 0
Chevron Corporation Stock 166764100 786 5,469 SH   SOLE 0 5,468 0 0
Vanguard Ftse Developed Markets Etf ETF 921943858 1,912 52,586 SH   SOLE 0 52,586 0 0
Danaher Corporation Stock 235851102 2,580 9,990 SH   SOLE 0 9,990 0 0
Wal-Mart Stores, Inc. Stock 931142103 613 4,725 SH   SOLE 0 4,725 0 0
Raytheon Technologies Corporation Stock 75513E101 1,168 14,270 SH   SOLE 0 14,270 0 0
Vanguard Ftse Emerging Markets Etf ETF 922042858 2,277 62,393 SH   SOLE 0 62,393 0 0
Texas Instruments Incorporated Stock 882508104 611 3,948 SH   SOLE 0 3,948 0 0
Morgan Stanley Stock 617446448 4,042 51,155 SH   SOLE 0 51,154 0 0
3M Company Stock 88579Y101 202 1,825 SH   SOLE 0 1,825 0 0
Caterpillar Inc. Stock 149123101 904 5,508 SH   SOLE 0 5,507 0 0
Alphabet Inc. Class C Stock 02079K107 4,134 42,992 SH   SOLE 0 42,992 0 0
American Express Company Stock 025816109 27,307 202,409 SH   SOLE 0 202,408 0 0
Applied Materials, Inc. Stock 038222105 2,716 33,151 SH   SOLE 0 33,150 0 0
Otis Worldwide Corporation Stock 68902V107 2,509 39,332 SH   SOLE 0 39,331 0 0
Analog Devices, Inc. Stock 032654105 350 2,515 SH   SOLE 0 2,514 0 0
Williams Companies, Inc. Stock 969457100 4,481 156,508 SH   SOLE 0 156,508 0 0
Nexstar Media Group Inc Cl A Stock 65336K103 295 1,767 SH   SOLE 0 1,767 0 0
Vanguard Dividend Appreciation Index Fund ETF 921908844 653 4,833 SH   SOLE 0 4,833 0 0
Healthequity Inc Stock 42226A107 27,434 408,426 SH   SOLE 0 408,426 0 0
Ipg Photonics Corporation Stock 44980X109 337 4,000 SH   SOLE 0 4,000 0 0
Keysight Technologies Inc Stock 49338L103 259 1,648 SH   SOLE 0 1,648 0 0
Vanguard Short-Term Bond Index Fund ETF 921937827 358 4,785 SH   SOLE 0 4,785 0 0
Murphy Usa, Inc. Stock 626755102 1,060 3,855 SH   SOLE 0 3,855 0 0
Philip Morris International Inc. Stock 718172109 1,454 17,518 SH   SOLE 0 17,518 0 0
Pnc Financial Services Group, Inc. Stock 693475105 1,162 7,777 SH   SOLE 0 7,777 0 0
Bristol-Myers Squibb Company Stock 110122108 2,626 36,937 SH   SOLE 0 36,936 0 0
W R Berkley Corporation Com Stock 084423102 271 4,195 SH   SOLE 0 4,195 0 0
Altria Group, Inc. Stock 02209S103 524 12,971 SH   SOLE 0 12,970 0 0
American Water Works Company, Inc. Stock 030420103 28,450 218,579 SH   SOLE 0 218,578 0 0
Agilent Technologies, Inc. Stock 00846U101 267 2,195 SH   SOLE 0 2,195 0 0
Exxon Mobil Corporation Stock 30231G102 1,931 22,112 SH   SOLE 0 22,111 0 0
Unitedhealth Group Incorporated Stock 91324P102 31,869 63,103 SH   SOLE 0 63,102 0 0
Travelers Companies, Inc. Stock 89417E109 908 5,930 SH   SOLE 0 5,930 0 0
Deere & Company Stock 244199105 802 2,401 SH   SOLE 0 2,401 0 0
Paypal Holdings Inc. Stock 70450Y103 24,604 285,864 SH   SOLE 0 285,863 0 0
Charles Schwab Corporation Stock 808513105 41,113 572,048 SH   SOLE 0 572,047 0 0
Blackrock, Inc. Stock 09247X101 382 695 SH   SOLE 0 695 0 0
Apple Inc. Stock 037833100 48,633 351,904 SH   SOLE 0 351,903 0 0
Abbott Laboratories Stock 002824100 6,831 70,601 SH   SOLE 0 70,600 0 0
Walt Disney Company Stock 254687106 780 8,272 SH   SOLE 0 8,271 0 0
Booking Holdings Inc Stock 09857L108 23,039 14,021 SH   SOLE 0 14,021 0 0
Ishares Russell 1000 Value Etf ETF 464287598 3,513 25,831 SH   SOLE 0 25,831 0 0