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 315 4,421 SH   SOLE 0 4,421 0 0
CAMDEN NATL CORP COM Stock 133034108 1,981 45,399 SH   SOLE 0 45,399 0 0
HINGHAM INSTN SVGS MASS COM Stock 433323102 3,112 16,354 SH   SOLE 0 16,354 0 0
CECO ENVIRONMENTAL CORP COM Stock 125141101 160 18,877 SH   SOLE 0 18,877 0 0
ISHARES COMEX GOLD TRUST ETF 464285105 148 12,000 SH   SOLE 0 12,000 0 0
EXACTECH INC COM Stock 30064E109 1,239 37,614 SH   SOLE 0 37,614 0 0
BAR HBR BANKSHARES COM Stock 066849100 4,408 140,575 SH   SOLE 0 140,575 0 0
HUBBELL INC COM Stock 443510607 735 6,335 SH   SOLE 0 6,335 0 0
JOHNSON & JOHNSON COM Stock 478160104 8,150 62,689 SH   SOLE 0 62,689 0 0
VANGUARD TOTAL STOCK MARKET INDEX FUND ETF 922908769 381 2,939 SH   SOLE 0 2,939 0 0
PROCTER AND GAMBLE CO COM Stock 742718109 3,894 42,801 SH   SOLE 0 42,801 0 0
COCA COLA CO COM Stock 191216100 245 5,442 SH   SOLE 0 5,441 0 0
S&P GLOBAL INC COM Stock 78409V104 563 3,600 SH   SOLE 0 3,600 0 0
GENERAL MLS INC COM Stock 370334104 216 4,164 SH   SOLE 0 4,164 0 0
UNITED PARCEL SERVICE INC CL B Stock 911312106 2,281 18,991 SH   SOLE 0 18,991 0 0
VENTAS INC COM REIT 92276F100 5,141 78,940 SH   SOLE 0 78,940 0 0
INTEL CORP COM Stock 458140100 461 12,094 SH   SOLE 0 12,094 0 0
WILEY JOHN & SONS INC CL A Stock 968223206 3,488 65,195 SH   SOLE 0 65,195 0 0
NETFLIX INC COM Stock 64110L106 210 1,160 SH   SOLE 0 1,160 0 0
WORTHINGTON INDS INC COM Stock 981811102 226 4,915 SH   SOLE 0 4,915 0 0
PROSHARES SHORT RUSSELL2000 ETF 74348A210 585 13,400 SH   SOLE 0 13,400 0 0
WATERS CORP COM Stock 941848103 513 2,860 SH   SOLE 0 2,860 0 0
SANOFI SPONSORED ADR ADR 80105N105 2,004 40,257 SH   SOLE 0 40,257 0 0
MERCK & CO INC COM Stock 58933Y105 2,768 43,227 SH   SOLE 0 43,226 0 0
SPDR S&P 500 ETF ETF 78462F103 627 2,494 SH   SOLE 0 2,494 0 0
MCKESSON CORP COM Stock 58155Q103 1,762 11,471 SH   SOLE 0 11,471 0 0
INSPERITY INC COM Stock 45778Q107 2,304 26,215 SH   SOLE 0 26,215 0 0
ILLINOIS TOOL WKS INC COM Stock 452308109 5,150 34,804 SH   SOLE 0 34,804 0 0
EMERSON ELEC CO COM Stock 291011104 270 4,295 SH   SOLE 0 4,295 0 0
EDUCATION RLTY TR INC COM NEW REIT 28140H203 2,367 65,825 SH   SOLE 0 65,825 0 0
SMUCKER J M CO COM NEW Stock 832696405 1,975 18,825 SH   SOLE 0 18,825 0 0
SYMANTEC CORP COM Stock 871503108 4,834 147,320 SH   SOLE 0 147,320 0 0
VERIZON COMMUNICATIONS INC COM Stock 92343V104 2,774 56,050 SH   SOLE 0 56,050 0 0
CHUBB LIMITED COM Stock H1467J104 262 1,841 SH   SOLE 0 1,841 0 0
SONOCO PRODS CO COM Stock 835495102 647 12,827 SH   SOLE 0 12,827 0 0
FEDEX CORP COM Stock 31428X106 470 2,084 SH   SOLE 0 2,084 0 0
PEPSICO INC COM Stock 713448108 2,105 18,892 SH   SOLE 0 18,891 0 0
UNILEVER N V N Y SHS NEW ADR 904784709 5,200 88,083 SH   SOLE 0 88,083 0 0
HONEYWELL INTL INC COM Stock 438516106 567 4,000 SH   SOLE 0 4,000 0 0
US BANCORP DEL COM NEW Stock 902973304 278 5,180 SH   SOLE 0 5,180 0 0
HOME DEPOT INC COM Stock 437076102 2,009 12,285 SH   SOLE 0 12,285 0 0
AUTOMATIC DATA PROCESSING INC COM Stock 053015103 5,909 54,050 SH   SOLE 0 54,050 0 0
SPDR GOLD SHARES ETF 78463V107 297 2,439 SH   SOLE 0 2,439 0 0
BECTON DICKINSON & CO COM Stock 075887109 2,896 14,781 SH   SOLE 0 14,781 0 0
BERKSHIRE HATHAWAY INC DEL CL B NEW Stock 084670702 378 2,061 SH   SOLE 0 2,061 0 0
ALPHABET INC CAP STK CL A Stock 02079K305 1,908 1,960 SH   SOLE 0 1,960 0 0
INTUIT COM Stock 461202103 3,777 26,575 SH   SOLE 0 26,575 0 0
MICROSOFT CORP COM Stock 594918104 2,610 35,037 SH   SOLE 0 35,037 0 0
HCP INC COM REIT 40414L109 334 12,015 SH   SOLE 0 12,015 0 0
CVS HEALTH CORP COM Stock 126650100 3,774 46,409 SH   SOLE 0 46,409 0 0
TENNANT CO COM Stock 880345103 1,284 19,390 SH   SOLE 0 19,389 0 0
NIKE INC CL B Stock 654106103 229 4,425 SH   SOLE 0 4,425 0 0
TESLA INC COM Stock 88160R101 310 910 SH   SOLE 0 910 0 0
CONNECTICUT WTR SVC INC COM Stock 207797101 3,326 56,088 SH   SOLE 0 56,088 0 0
LIBERTY PPTY TR SH BEN INT REIT 531172104 2,019 49,172 SH   SOLE 0 49,172 0 0
WALGREENS BOOTS ALLIANCE INC COM Stock 931427108 396 5,128 SH   SOLE 0 5,128 0 0
AMERESCO INC CL A Stock 02361E108 653 83,720 SH   SOLE 0 83,720 0 0
CENTURY BANCORP INC MASS CL A NON VTG Stock 156432106 8,700 108,613 SH   SOLE 0 108,613 0 0
WABTEC CORP COM Stock 929740108 852 11,253 SH   SOLE 0 11,253 0 0
LILLY ELI & CO COM Stock 532457108 348 4,073 SH   SOLE 0 4,073 0 0
AIR PRODS & CHEMS INC COM Stock 009158106 371 2,455 SH   SOLE 0 2,455 0 0
CHATHAM LODGING TR COM REIT 16208T102 320 15,000 SH   SOLE 0 15,000 0 0
LIFE STORAGE INC COM REIT 53223X107 2,755 33,681 SH   SOLE 0 33,681 0 0
SYSCO CORP COM Stock 871829107 1,188 22,023 SH   SOLE 0 22,023 0 0
MIDDLESEX WATER CO COM Stock 596680108 827 21,047 SH   SOLE 0 21,047 0 0
UTAH MED PRODS INC COM Stock 917488108 3,541 48,149 SH   SOLE 0 48,149 0 0
HMS HLDGS CORP COM Stock 40425J101 863 43,475 SH   SOLE 0 43,475 0 0
FIRST SOLAR INC COM Stock 336433107 1,120 24,407 SH   SOLE 0 24,407 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 2,551 40,332 SH   SOLE 0 40,332 0 0
NEOGEN CORP COM Stock 640491106 274 3,537 SH   SOLE 0 3,537 0 0
HERSHEY CO COM Stock 427866108 273 2,500 SH   SOLE 0 2,500 0 0
MID AMER APT CMNTYS INC COM REIT 59522J103 827 7,737 SH   SOLE 0 7,737 0 0
HYSTER YALE MATLS HANDLING INC CL A Stock 449172105 260 3,395 SH   SOLE 0 3,395 0 0
BROADCOM LTD SHS Stock Y09827109 481 1,985 SH   SOLE 0 1,985 0 0
EXPEDITORS INTL WASH INC COM Stock 302130109 4,249 70,976 SH   SOLE 0 70,976 0 0
CALIFORNIA WTR SVC GROUP COM Stock 130788102 986 25,840 SH   SOLE 0 25,840 0 0
MILLER HERMAN INC COM Stock 600544100 1,874 52,190 SH   SOLE 0 52,190 0 0
UNITED NAT FOODS INC COM Stock 911163103 4,759 114,415 SH   SOLE 0 114,415 0 0
GENUINE PARTS CO COM Stock 372460105 3,812 39,852 SH   SOLE 0 39,852 0 0
ABBVIE INC COM Stock 00287Y109 852 9,583 SH   SOLE 0 9,583 0 0
CUSTOMERS BANCORP INC COM Stock 23204G100 2,197 67,350 SH   SOLE 0 67,350 0 0
TELUS CORP COM Stock 87971M103 3,262 90,683 SH   SOLE 0 90,683 0 0
COLUMBIA PPTY TR INC COM NEW REIT 198287203 5,444 250,035 SH   SOLE 0 250,035 0 0
HANNON ARMSTRONG SUST INFR CAP COM REIT 41068X100 4,971 203,986 SH   SOLE 0 203,986 0 0
STRYKER CORP COM Stock 863667101 1,609 11,327 SH   SOLE 0 11,327 0 0
EQT CORP COM Stock 26884L109 385 5,895 SH   SOLE 0 5,895 0 0
HAIN CELESTIAL GROUP INC COM Stock 405217100 1,391 33,803 SH   SOLE 0 33,803 0 0
MCDONALDS CORP COM Stock 580135101 1,785 11,391 SH   SOLE 0 11,391 0 0
QUEST DIAGNOSTICS INC COM Stock 74834L100 588 6,275 SH   SOLE 0 6,275 0 0
CITRIX SYS INC COM Stock 177376100 591 7,689 SH   SOLE 0 7,689 0 0
CISCO SYS INC COM Stock 17275R102 7,597 225,888 SH   SOLE 0 225,888 0 0
AT&T INC COM Stock 00206R102 667 17,030 SH   SOLE 0 17,030 0 0
GENERAL ELECTRIC CO COM Stock 369604103 980 40,518 SH   SOLE 0 40,518 0 0
CIGNA CORPORATION COM Stock 125509109 308 1,647 SH   SOLE 0 1,647 0 0
WELLS FARGO CO NEW COM Stock 949746101 370 6,706 SH   SOLE 0 6,706 0 0
MCCORMICK & CO INC COM NON VTG Stock 579780206 4,898 47,717 SH   SOLE 0 47,716 0 0
THERMO FISHER SCIENTIFIC INC COM Stock 883556102 864 4,568 SH   SOLE 0 4,568 0 0
JPMORGAN CHASE & CO COM Stock 46625H100 683 7,156 SH   SOLE 0 7,156 0 0
EXPRESS SCRIPTS HLDG CO COM Stock 30219G108 404 6,384 SH   SOLE 0 6,384 0 0
WAL-MART STORES INC COM Stock 931142103 252 3,220 SH   SOLE 0 3,220 0 0
INTERNATIONAL BUSINESS MACHS COM Stock 459200101 1,381 9,516 SH   SOLE 0 9,516 0 0
TEXAS INSTRS INC COM Stock 882508104 1,408 15,705 SH   SOLE 0 15,705 0 0
POWERSHARES GLOBAL CLEAN ENERGY PORTFOLIO ETF 73936T615 532 42,040 SH   SOLE 0 42,040 0 0
PFIZER INC COM Stock 717081103 2,063 57,795 SH   SOLE 0 57,795 0 0
3M CO COM Stock 88579Y101 4,197 19,993 SH   SOLE 0 19,993 0 0
GILEAD SCIENCES INC COM Stock 375558103 3,870 47,762 SH   SOLE 0 47,762 0 0
ALPHABET INC CAP STK CL C Stock 02079K107 1,007 1,050 SH   SOLE 0 1,050 0 0
AMERICAN EXPRESS CO COM Stock 025816109 200 2,212 SH   SOLE 0 2,212 0 0
AMGEN INC COM Stock 031162100 3,797 20,401 SH   SOLE 0 20,401 0 0
UNITED FINL BANCORP INC NEW COM Stock 910304104 1,295 70,810 SH   SOLE 0 70,810 0 0
AMERIGAS PARTNERS L P UNIT L P INT Stock 030975106 216 4,800 SH   SOLE 0 4,800 0 0
NTT DOCOMO INC SPONS ADR ADR 62942M201 3,374 148,020 SH   SOLE 0 148,020 0 0
AQUA AMERICA INC COM Stock 03836W103 858 25,839 SH   SOLE 0 25,839 0 0
WGL HLDGS INC COM Stock 92924F106 742 8,814 SH   SOLE 0 8,814 0 0
COMMUNITY BK SYS INC COM Stock 203607106 286 5,178 SH   SOLE 0 5,178 0 0
CREE INC COM Stock 225447101 553 19,625 SH   SOLE 0 19,625 0 0
IDACORP INC COM Stock 451107106 334 3,801 SH   SOLE 0 3,801 0 0
PNC FINL SVCS GROUP INC COM Stock 693475105 526 3,903 SH   SOLE 0 3,903 0 0
BRISTOL MYERS SQUIBB CO COM Stock 110122108 399 6,252 SH   SOLE 0 6,252 0 0
AMERICAN WTR WKS CO INC NEW COM Stock 030420103 1,551 19,164 SH   SOLE 0 19,164 0 0
EXXON MOBIL CORP COM Stock 30231G102 474 5,776 SH   SOLE 0 5,776 0 0
SUN HYDRAULICS CORP COM Stock 866942105 1,306 24,192 SH   SOLE 0 24,192 0 0
PATTERSON COMPANIES INC COM Stock 703395103 862 22,315 SH   SOLE 0 22,315 0 0
COLGATE PALMOLIVE CO COM Stock 194162103 538 7,388 SH   SOLE 0 7,388 0 0
VODAFONE GROUP PLC NEW SPONSORED ADR ADR 92857W308 5,108 179,480 SH   SOLE 0 179,480 0 0
CHEMOURS CO COM Stock 163851108 219 4,326 SH   SOLE 0 4,326 0 0
NOVO-NORDISK A S ADR ADR 670100205 3,784 78,593 SH   SOLE 0 78,593 0 0
SCHWAB CHARLES CORP NEW COM Stock 808513105 1,069 24,450 SH   SOLE 0 24,450 0 0
KADANT INC COM Stock 48282T104 2,679 27,188 SH   SOLE 0 27,188 0 0
APPLE INC COM Stock 037833100 10,764 69,841 SH   SOLE 0 69,841 0 0
ABBOTT LABS COM Stock 002824100 632 11,845 SH   SOLE 0 11,845 0 0
DISNEY WALT CO COM DISNEY Stock 254687106 516 5,231 SH   SOLE 0 5,231 0 0