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
CERNER CORP COM Stock 156782104 291 4,421 SH   SOLE 0 4,421 0 0
CAMDEN NATL CORP COM Stock 133034108 1,981 46,699 SH   SOLE 0 46,699 0 0
HINGHAM INSTN SVGS MASS COM Stock 433323102 2,851 15,737 SH   SOLE 0 15,737 0 0
CECO ENVIRONMENTAL CORP COM Stock 125141101 195 19,877 SH   SOLE 0 19,877 0 0
ISHARES COMEX GOLD TRUST ETF 464285105 142 12,000 SH   SOLE 0 12,000 0 0
EXACTECH INC COM Stock 30064E109 1,433 48,789 SH   SOLE 0 48,789 0 0
BAR HBR BANKSHARES COM Stock 066849100 4,043 138,825 SH   SOLE 0 138,825 0 0
HUBBELL INC COM Stock 443510607 733 6,335 SH   SOLE 0 6,335 0 0
JOHNSON & JOHNSON COM Stock 478160104 8,275 62,405 SH   SOLE 0 62,405 0 0
VANGUARD TOTAL STOCK MARKET INDEX FUND ETF 922908769 371 2,939 SH   SOLE 0 2,939 0 0
PROCTER AND GAMBLE CO COM Stock 742718109 3,733 42,854 SH   SOLE 0 42,854 0 0
COCA COLA CO COM Stock 191216100 243 5,442 SH   SOLE 0 5,441 0 0
S&P GLOBAL INC COM Stock 78409V104 538 3,600 SH   SOLE 0 3,600 0 0
GENERAL MLS INC COM Stock 370334104 235 4,364 SH   SOLE 0 4,364 0 0
UNITED PARCEL SERVICE INC CL B Stock 911312106 2,348 20,890 SH   SOLE 0 20,890 0 0
VENTAS INC COM REIT 92276F100 5,305 77,945 SH   SOLE 0 77,945 0 0
INTEL CORP COM Stock 458140100 419 12,094 SH   SOLE 0 12,094 0 0
WILEY JOHN & SONS INC CL A Stock 968223206 3,828 71,880 SH   SOLE 0 71,880 0 0
WORTHINGTON INDS INC COM Stock 981811102 257 4,915 SH   SOLE 0 4,915 0 0
PROSHARES SHORT RUSSELL2000 ETF 74348A210 543 11,850 SH   SOLE 0 11,850 0 0
WATERS CORP COM Stock 941848103 555 3,025 SH   SOLE 0 3,025 0 0
SANOFI SPONSORED ADR ADR 80105N105 1,932 40,107 SH   SOLE 0 40,107 0 0
MERCK & CO INC COM Stock 58933Y105 2,729 43,282 SH   SOLE 0 43,281 0 0
SPDR S&P 500 ETF ETF 78462F103 625 2,544 SH   SOLE 0 2,544 0 0
MCKESSON CORP COM Stock 58155Q103 2,338 13,962 SH   SOLE 0 13,962 0 0
INSPERITY INC COM Stock 45778Q107 976 13,640 SH   SOLE 0 13,640 0 0
ILLINOIS TOOL WKS INC COM Stock 452308109 5,096 34,979 SH   SOLE 0 34,979 0 0
EMERSON ELEC CO COM Stock 291011104 258 4,295 SH   SOLE 0 4,295 0 0
EDUCATION RLTY TR INC COM NEW REIT 28140H203 600 15,715 SH   SOLE 0 15,715 0 0
DU PONT E I DE NEMOURS & CO COM Stock 263534109 317 3,736 SH   SOLE 0 3,736 0 0
SMUCKER J M CO COM NEW Stock 832696405 2,216 18,985 SH   SOLE 0 18,985 0 0
SYMANTEC CORP COM Stock 871503108 4,147 137,910 SH   SOLE 0 137,910 0 0
VERIZON COMMUNICATIONS INC COM Stock 92343V104 2,452 56,280 SH   SOLE 0 56,280 0 0
CHUBB LIMITED COM Stock H1467J104 267 1,841 SH   SOLE 0 1,841 0 0
SONOCO PRODS CO COM Stock 835495102 832 16,092 SH   SOLE 0 16,092 0 0
FEDEX CORP COM Stock 31428X106 469 2,139 SH   SOLE 0 2,139 0 0
PEPSICO INC COM Stock 713448108 2,171 18,892 SH   SOLE 0 18,891 0 0
UNILEVER N V N Y SHS NEW ADR 904784709 5,033 88,523 SH   SOLE 0 88,523 0 0
HONEYWELL INTL INC COM Stock 438516106 543 4,000 SH   SOLE 0 4,000 0 0
US BANCORP DEL COM NEW Stock 902973304 270 5,180 SH   SOLE 0 5,180 0 0
HOME DEPOT INC COM Stock 437076102 1,878 12,285 SH   SOLE 0 12,285 0 0
AUTOMATIC DATA PROCESSING INC COM Stock 053015103 5,625 55,500 SH   SOLE 0 55,500 0 0
SPDR GOLD SHARES ETF 78463V107 279 2,389 SH   SOLE 0 2,389 0 0
BECTON DICKINSON & CO COM Stock 075887109 2,983 14,871 SH   SOLE 0 14,871 0 0
BERKSHIRE HATHAWAY INC DEL CL B NEW Stock 084670702 349 2,061 SH   SOLE 0 2,061 0 0
ALPHABET INC CAP STK CL A Stock 02079K305 2,015 2,064 SH   SOLE 0 2,064 0 0
INTUIT COM Stock 461202103 3,788 28,505 SH   SOLE 0 28,505 0 0
WHOLE FOODS MKT INC COM Stock 966837106 2,950 70,082 SH   SOLE 0 70,082 0 0
MICROSOFT CORP COM Stock 594918104 2,673 36,730 SH   SOLE 0 36,730 0 0
HCP INC COM REIT 40414L109 855 26,930 SH   SOLE 0 26,930 0 0
CVS HEALTH CORP COM Stock 126650100 3,732 47,886 SH   SOLE 0 47,886 0 0
TENNANT CO COM Stock 880345103 1,492 19,690 SH   SOLE 0 19,689 0 0
NIKE INC CL B Stock 654106103 257 4,425 SH   SOLE 0 4,425 0 0
TESLA INC COM Stock 88160R101 298 910 SH   SOLE 0 910 0 0
CONNECTICUT WTR SVC INC COM Stock 207797101 3,190 57,743 SH   SOLE 0 57,743 0 0
LIBERTY PPTY TR SH BEN INT REIT 531172104 3,384 82,777 SH   SOLE 0 82,777 0 0
WALGREENS BOOTS ALLIANCE INC COM Stock 931427108 405 5,128 SH   SOLE 0 5,128 0 0
AMERESCO INC CL A Stock 02361E108 597 85,055 SH   SOLE 0 85,055 0 0
CENTURY BANCORP INC MASS CL A NON VTG Stock 156432106 7,451 111,338 SH   SOLE 0 111,338 0 0
WABTEC CORP COM Stock 929740108 1,016 11,303 SH   SOLE 0 11,303 0 0
LILLY ELI & CO COM Stock 532457108 344 4,073 SH   SOLE 0 4,073 0 0
AIR PRODS & CHEMS INC COM Stock 009158106 357 2,455 SH   SOLE 0 2,455 0 0
CHATHAM LODGING TR COM REIT 16208T102 304 15,000 SH   SOLE 0 15,000 0 0
LIFE STORAGE INC COM REIT 53223X107 3,462 47,484 SH   SOLE 0 47,484 0 0
SYSCO CORP COM Stock 871829107 1,116 22,073 SH   SOLE 0 22,073 0 0
MIDDLESEX WATER CO COM Stock 596680108 860 22,622 SH   SOLE 0 22,622 0 0
UTAH MED PRODS INC COM Stock 917488108 3,535 49,094 SH   SOLE 0 49,094 0 0
FIRST SOLAR INC COM Stock 336433107 1,581 36,838 SH   SOLE 0 36,838 0 0
PIMCO 0-5 YEAR HIGH YIELD CORPORATE BOND INDEX EXCHANGE-TRADED FUND ETF 72201R783 355 3,500 SH   SOLE 0 3,500 0 0
TRACTOR SUPPLY CO COM Stock 892356106 1,937 37,587 SH   SOLE 0 37,587 0 0
NEOGEN CORP COM Stock 640491106 241 3,537 SH   SOLE 0 3,537 0 0
HERSHEY CO COM Stock 427866108 264 2,500 SH   SOLE 0 2,500 0 0
MID AMER APT CMNTYS INC COM REIT 59522J103 786 7,812 SH   SOLE 0 7,812 0 0
HYSTER YALE MATLS HANDLING INC CL A Stock 449172105 471 6,595 SH   SOLE 0 6,595 0 0
BROADCOM LTD SHS Stock Y09827109 497 1,985 SH   SOLE 0 1,985 0 0
EXPEDITORS INTL WASH INC COM Stock 302130109 4,133 72,176 SH   SOLE 0 72,176 0 0
CALIFORNIA WTR SVC GROUP COM Stock 130788102 965 25,840 SH   SOLE 0 25,840 0 0
MILLER HERMAN INC COM Stock 600544100 1,827 53,440 SH   SOLE 0 53,440 0 0
UNITED NAT FOODS INC COM Stock 911163103 4,143 115,187 SH   SOLE 0 115,187 0 0
GENUINE PARTS CO COM Stock 372460105 3,782 45,347 SH   SOLE 0 45,347 0 0
ABBVIE INC COM Stock 00287Y109 701 9,583 SH   SOLE 0 9,583 0 0
TELUS CORP COM Stock 87971M103 3,779 106,998 SH   SOLE 0 106,998 0 0
COLUMBIA PPTY TR INC COM NEW REIT 198287203 4,025 178,975 SH   SOLE 0 178,975 0 0
HANNON ARMSTRONG SUST INFR CAP COM REIT 41068X100 4,719 207,336 SH   SOLE 0 207,336 0 0
STRYKER CORP COM Stock 863667101 1,731 11,902 SH   SOLE 0 11,902 0 0
EQT CORP COM Stock 26884L109 365 5,895 SH   SOLE 0 5,895 0 0
HAIN CELESTIAL GROUP INC COM Stock 405217100 1,444 36,153 SH   SOLE 0 36,153 0 0
MCDONALDS CORP COM Stock 580135101 1,769 11,391 SH   SOLE 0 11,391 0 0
QUEST DIAGNOSTICS INC COM Stock 74834L100 702 6,435 SH   SOLE 0 6,435 0 0
CITRIX SYS INC COM Stock 177376100 627 7,739 SH   SOLE 0 7,739 0 0
CISCO SYS INC COM Stock 17275R102 7,004 222,908 SH   SOLE 0 222,908 0 0
AT&T INC COM Stock 00206R102 652 17,954 SH   SOLE 0 17,954 0 0
GENERAL ELECTRIC CO COM Stock 369604103 1,085 40,518 SH   SOLE 0 40,518 0 0
CIGNA CORPORATION COM Stock 125509109 286 1,647 SH   SOLE 0 1,647 0 0
WELLS FARGO CO NEW COM Stock 949746101 369 6,706 SH   SOLE 0 6,706 0 0
MCCORMICK & CO INC COM NON VTG Stock 579780206 4,702 48,142 SH   SOLE 0 48,141 0 0
THERMO FISHER SCIENTIFIC INC COM Stock 883556102 827 4,568 SH   SOLE 0 4,568 0 0
JPMORGAN CHASE & CO COM Stock 46625H100 660 7,156 SH   SOLE 0 7,156 0 0
EXPRESS SCRIPTS HLDG CO COM Stock 30219G108 397 6,384 SH   SOLE 0 6,384 0 0
WAL-MART STORES INC COM Stock 931142103 246 3,220 SH   SOLE 0 3,220 0 0
INTERNATIONAL BUSINESS MACHS COM Stock 459200101 1,493 9,682 SH   SOLE 0 9,682 0 0
TEXAS INSTRS INC COM Stock 882508104 1,287 15,705 SH   SOLE 0 15,705 0 0
POWERSHARES GLOBAL CLEAN ENERGY PORTFOLIO ETF 73936T615 594 49,090 SH   SOLE 0 49,090 0 0
PFIZER INC COM Stock 717081103 1,932 57,795 SH   SOLE 0 57,795 0 0
3M CO COM Stock 88579Y101 4,282 20,218 SH   SOLE 0 20,218 0 0
GILEAD SCIENCES INC COM Stock 375558103 3,658 51,833 SH   SOLE 0 51,833 0 0
ALPHABET INC CAP STK CL C Stock 02079K107 1,042 1,090 SH   SOLE 0 1,090 0 0
AMGEN INC COM Stock 031162100 3,706 20,953 SH   SOLE 0 20,953 0 0
UNITED FINL BANCORP INC NEW COM Stock 910304104 1,356 79,525 SH   SOLE 0 79,525 0 0
AMERIGAS PARTNERS L P UNIT L P INT Stock 030975106 215 4,800 SH   SOLE 0 4,800 0 0
NTT DOCOMO INC SPONS ADR ADR 62942M201 3,102 132,530 SH   SOLE 0 132,530 0 0
AQUA AMERICA INC COM Stock 03836W103 842 25,839 SH   SOLE 0 25,839 0 0
WGL HLDGS INC COM Stock 92924F106 760 9,064 SH   SOLE 0 9,064 0 0
COMMUNITY BK SYS INC COM Stock 203607106 687 12,513 SH   SOLE 0 12,513 0 0
CREE INC COM Stock 225447101 828 31,730 SH   SOLE 0 31,730 0 0
IDACORP INC COM Stock 451107106 320 3,801 SH   SOLE 0 3,801 0 0
PNC FINL SVCS GROUP INC COM Stock 693475105 496 3,903 SH   SOLE 0 3,903 0 0
BRISTOL MYERS SQUIBB CO COM Stock 110122108 259 4,700 SH   SOLE 0 4,700 0 0
AMERICAN WTR WKS CO INC NEW COM Stock 030420103 1,538 19,559 SH   SOLE 0 19,559 0 0
EXXON MOBIL CORP COM Stock 30231G102 469 5,776 SH   SOLE 0 5,776 0 0
SUN HYDRAULICS CORP COM Stock 866942105 1,009 24,192 SH   SOLE 0 24,192 0 0
PATTERSON COMPANIES INC COM Stock 703395103 994 22,910 SH   SOLE 0 22,910 0 0
COLGATE PALMOLIVE CO COM Stock 194162103 536 7,388 SH   SOLE 0 7,388 0 0
VODAFONE GROUP PLC NEW SPONSORED ADR ADR 92857W308 4,984 171,265 SH   SOLE 0 171,265 0 0
NOVO-NORDISK A S ADR ADR 670100205 3,401 79,138 SH   SOLE 0 79,138 0 0
SCHWAB CHARLES CORP NEW COM Stock 808513105 1,074 24,950 SH   SOLE 0 24,950 0 0
KADANT INC COM Stock 48282T104 2,310 29,821 SH   SOLE 0 29,821 0 0
APPLE INC COM Stock 037833100 10,862 72,895 SH   SOLE 0 72,895 0 0
ABBOTT LABS COM Stock 002824100 604 12,354 SH   SOLE 0 12,354 0 0
DISNEY WALT CO COM DISNEY Stock 254687106 550 5,231 SH   SOLE 0 5,231 0 0