Certified Backflow Testers - Queens County

In New York State, individuals who test backflow prevention devices for the purpose of protecting the public water supply are required to hold a valid certification issued pursuant to 10 NYCRR Section 5-1.31. Below is a current list of New York State certified backflow prevention device testers. For more information on contacting any of these individuals, please contact your County Health Department or State District Office, or email the Bureau of Water Supply Protection.

City Name Certification Number Expiration

Jianren Qiu 13582 11/30/2023
Amityville Richard J. Meyer 5206 3/31/2024
Armonk Tomasz Fidziukiewicz 11116 9/30/2024
ASTORIA Alex Cikolla 13929 5/31/2024
Astoria Alexios Spyronassis 14297 2/28/2025
Astoria Angelo G. Lemodeits 9674 6/30/2024
Astoria Bert Padovan 10001 4/30/2025
Astoria Chelton P. Forbes 12674 9/30/2024
Astoria Cleanthis S. Meimaroglou 9075 4/30/2023
Astoria Denis Katira 11295 1/31/2025
Astoria Dhimiter Nushi 12866 2/28/2025
Astoria Dimitrios Stroumpakis 9082 4/30/2023
Astoria Eduart Kulla 10447 4/30/2023
Astoria Emmanuel S. Milienos 9197 6/30/2023
Astoria Eugenio Kuljanic 6495 6/30/2025
Astoria Fotios Tsaltas 3226 10/31/2025
Astoria Grzegorz Dabrowski 8293 6/30/2024
Astoria Michael Catsimalis 2549 12/31/2023
Astoria Michael Damoulakis 12373 4/30/2024
ASTORIA Michael Karpathios 6238 10/31/2024
Astoria Nikolla Mushka 8856 9/30/2025
ASTORIA Oerdi Saraci 11302 1/31/2025
Astoria Roland Hysenaj 9071 4/30/2023
Astoria Sebastian Kuba 14222 12/31/2024
Astoria Stavros Kalogeropoulos 7855 6/30/2023
Astoria Tashi Tsakor 12736 10/31/2024
Astoria Vasilios Iliopoulos 13726 1/31/2024
Astoria, Jorgo G. Cikolla 7472 5/31/2025
Auburndale Petros Ragoussis 5923 10/31/2023
Bayside Fotios Tsaltas 3226 10/31/2025
Bayside George G. Kontogiannis 12133 9/30/2023
Bayside Georgios Psomas 14591 8/31/2025
Bayside John P. Sgouros 11716 11/30/2022
Bayside Joly Yu 14077 9/30/2024
Bayside Joseph D. Jensen 9072 7/31/2025
Bayside Joseph P. Carroll 12534 6/30/2024
Bayside Kelvin Leung 7999 10/31/2023
Bayside Louis J. Primiano 8610 3/31/2025
BAYSIDE Nicholas D. Lolis 13997 7/31/2024
Bayside Perry Nathanail 10165 9/30/2025
Bayside Robert Dziedzic 11566 8/31/2025
Bayside Spiridon Tsouklidis 11717 11/30/2022
BAYSIDE Thomas L. Moore 8616 3/31/2025
BAYSIDE THOMAS M. TUOHY 14337 2/28/2025
Bayside Vincent J. Bellomo 11658 10/31/2022
Bayside Vito Palmieri 8490 12/31/2024
Bellerose Jesse A. Skinner 5965 11/30/2023
BELLEROSE LUIS MARTINEZ 14456 6/30/2025
BELLEROSE Stephen J. Binkley 5846 7/31/2025
Bellerose Terence P. Cummins 7980 10/31/2023
Bellrose Dhaneshwar Etwaroo 10506 6/30/2023
BELLROSE Ian S. Mengler 13998 7/31/2024
BORDENTOWN Vincent K. Hernandez 12255 12/31/2023
Breezy Point Matthew Petronis 14225 12/31/2024
Broad Channel John L. Porcheddu 13164 9/30/2025
Broad Channel Michael P. Lobody 2832 2/28/2025
Broad Channel Robert J. Finley 9476 3/31/2024
Bronx Luis E. Lorenzi Ramos 11518 7/31/2025
Bronx Richard C. Raab, Jr. 5197 2/28/2023
Brooklyn Douglas B. Duval 2274 8/31/2024
Brooklyn Gerard Guglielmo 5341 10/31/2022
Brooklyn Jimmy Beaufils 13228 10/31/2022
Brooklyn Malcolm T. Phillips 8339 7/31/2024
BROOKLYN Michael Smith 5465 3/31/2025
Brooklyn Xiangbin Xu 13579 11/30/2023
Cambria Heights Carl R. Ferdinand 9817 10/31/2024
CAMBRIA HTS Dwane M. Barnes 14099 9/30/2024
Centereach Peter 0. Drozd 8542 1/31/2025
College Point Antonio Dumitriu 5432 3/31/2023
COLLEGE POINT Aris J. Skourlis 14103 9/30/2024
College Point Carlos Ortega 12910 2/28/2025
COLLEGE POINT CHRISTIAN HERNANDEZ 14623 9/30/2025
College Point Daniel D. Vessio 921 6/30/2025
College Point Elias Rivera 13578 11/30/2023
College Point Eric Rosas 13433 2/28/2023
College Point Frank J. Perrone 7253 10/31/2024
College Point Fredric J. Davis, Jr. 2400 5/31/2024
College Point George Wong 13894 4/30/2024
College Point Ioannis Damoulianos 10436 4/30/2023
College Point John M. Teixeira 8933 11/30/2022
College Point Jose Martinez 12909 2/28/2025
College Point Leslie J. Dow III 11803 3/31/2023
College Point Longqi Lin 11297 1/31/2025
College Point Manuel S. Pineda 6348 4/30/2023
College Point Mirash Mali 7059 10/31/2023
COLLEGE POINT Nicholas J. Maxwell 12984 5/31/2025
College Point Robert R. Giuliante 3607 6/30/2023
College Point Selvin A. Quintanilla 12868 2/28/2025
College Point Stephen, Sr. Dellafiora 3425 7/31/2024
College Point Victor Rivera 10880 3/31/2024
COMMACK Timothy J. Geiger 10146 8/31/2025
Corona Philip Garvin Sohun 11760 1/31/2023
Corona Steve Papastamatis 6587 7/31/2024
Corona Yeon C. Lee 1341 6/30/2024
Douglaston George Kiouzellas 10373 3/31/2023
Douglastown Chengxi Li 10679 11/30/2022
East Brunswik Plyska Mykhaylo 10107 6/30/2025
EAST ELMHURST AXEL LEON CERVANTES 14302 2/28/2025
East Elmhurst Edolay Vargas 14414 4/30/2025
East Elmhurst Gelacio Vargas 14415 4/30/2025
East Elmhurst Spiro G. Makris 10450 4/30/2023
East Elmhurst Tani Sime 8866 10/31/2025
East Meadow Farah A. Aziz 12103 9/30/2023
East Rockaway Michael Maniscalco 8576 2/28/2025
Elmhurst Kai Li 13290 11/30/2022
Elmhurst Panagiotis Iliopoulos 14478 6/30/2025
Elmhurst Richard Garcia 12586 7/31/2024
Elmhurst Spryros Panagiotopoulos 11056 7/31/2024
Elmhurst Thomasz J. Szubart 12725 10/31/2024
Far Rockaway Lucan Francis 14322 2/28/2025
Far Rockaway Shaunda Willis 14467 6/30/2025
Floral Park John J. Musella 732 11/30/2024
Floral Park Scott Jordan 8987 12/31/2022
Flushing Anthony D'Elia 8680 5/31/2025
Flushing Eddie Peralta 10087 6/30/2023
Flushing Erick Solis 11667 10/31/2025
Flushing Evangelos Maleas 11054 7/31/2024
Flushing George J. McCann 8423 10/31/2024
Flushing Hanfeng Zaruhata 14152 11/30/2024
Flushing Haoran Wang 11357 3/31/2025
Flushing Irael Gonzalez 8403 10/31/2024
Flushing James Anagnostos 9671 6/30/2024
Flushing Jin Y. Kim 11381 4/30/2025
Flushing Joseph Temperini 3573 12/31/2022
Flushing Kostandino Shteto 11316 3/31/2025
Flushing Leo C. Wang 8429 10/31/2024
Flushing Li Kong Ma 6847 9/30/2023
Flushing Longqi Lin 11297 1/31/2025
Flushing Luis See 10680 10/31/2023
Flushing Mariusz Balaban 10161 9/30/2025
Flushing Michael Notias 12999 6/30/2025
Flushing Miguel Jackson 14585 8/31/2025
Flushing Patrick Brazill 9187 6/30/2023
Flushing Robert J. Bellini 902 11/30/2023
Flushing Stefanos Shteto 11315 3/31/2025
FLUSHING Tzadkiel Mosheh 9433 12/31/2023
Flushing Vincent Latora 6991 12/31/2023
FLUSHING Xiao Fu Lin 13928 5/31/2024
Flushing Yongkwon Choe 14350 3/31/2025
Forest Hills Anatoliy Shvets 8684 5/31/2025
Forest Hills Douglas R. Wellbrock 8623 4/30/2025
Forest Hills John R. Zakowski 9996 4/30/2025
Forest Hills Michael Miller 13715 12/31/2023
Freeport Kenrick Jagassar 9431 12/31/2023
Fresh Meadow David Most 5464 1/31/2025
Fresh Meadow Muhammad Mian 13756 1/31/2024
Fresh Meadow Nikos Delikanlis 10100 6/30/2025
Fresh Meadows Leonel Perez 14075 9/30/2024
Fresh Meadows Oikonomos N. Koullias 7251 12/31/2023
Garden City Christopher M. Oerzen 11925 5/31/2023
GARDEN CITY Karanvir S. Johal 12387 4/30/2024
Glen Head Mason D. Lyons 10149 8/31/2025
Glendale Darren K. Lundin 1842 5/31/2023
Glendale David Silva 13889 4/30/2024
Glendale Lai Yan Cheung Chen 12281 12/30/2023
Glendale Oleksandr Gavrylyuk 14296 2/28/2025
Glendale Paul A. Lundin 3428 3/31/2023
GLENDALE Ruparsic Waldi 13802 3/31/2024
GLENDALE TARAS HUZ 14305 2/28/2025
Glendale Thomas F. Nemeth 8167 2/28/2024
Glendale Willie Sanchez 13478 5/31/2023
Great Neck Wellington Won 6699 3/31/2023
Hempstead Oscar R. Luna 8977 12/31/2022
Hicksville Frank J. Musella III 11729 12/31/2022
Hicksville Matthew P. Liebl 11517 7/31/2025
HOLLIS Jhony A. Serrano 12911 2/28/2025
Hollis Karran Sanichar 14327 2/28/2025
Howard Beach Ahmed Mosslih 12653 8/31/2024
Howard Beach Giovanni Benenati 13229 10/31/2022
HOWARD BEACH Paul A. Lombardi 13800 3/31/2024
HOWARD BEACH Richard D'Attile 2754 6/30/2025
Hunting Station Steven N. Gavrielatos 12327 1/31/2024
Huntington Station Abel Estrada 7441 4/30/2025
HUNTINGTON STATION Daniel J. Escobar 2884 4/30/2025
Jackson Heights Hector M. Patron 10509 6/30/2023
Jackson Hts Humberto Perez Mandez 13431 2/28/2023
Jamaica Adrian O. Guerrero 11708 11/30/2025
JAMAICA Anthony Edwards 13842 4/30/2024
Jamaica Arandy Perumal 13615 11/30/2023
Jamaica Bernard R. Watson 5786 6/30/2024
Jamaica Charles L. Kirk 8230 8/31/2024
Jamaica Charles Whiskey 13377 2/28/2023
Jamaica Enrique Leopoldo Douglas 13872 4/30/2024
Jamaica Feroze Aziz 14323 2/28/2025
Jamaica John Livingstone 11776 1/31/2023
Jamaica Kishandat Mangrue 12107 9/30/2023
Jamaica Leslie Lynch 12539 6/30/2024
Jamaica Manuel Rodriguez 14321 2/28/2025
Jamaica Mark A. Seeraj 9667 6/30/2024
Jamaica Osern B. Walton 8556 11/30/2023
Jamaica Quincy Gattis 14590 8/31/2025
Jamaica Raymond Brakshkis 9185 6/30/2023
Jamaica Robert J. Mengler 2282 4/30/2024
Jamaica Saif Hiyaat 13542 10/31/2023
Jamaica Tevin Mclean 13745 1/31/2024
Jamaica Tulsieram S. Singh 10507 6/30/2023
Jamaica Wayne A. Clarke 11564 10/31/2024
Jamaica Estates Joseph R. Housel 8706 6/30/2025
Kew Gardens Dennis J. Conway 13513 9/30/2023
Leonia Hektor Dervishi 13707 12/31/2023
LIC Gerry Devery 3275 1/31/2023
LIC Jonathan A. Castoro 14423 5/31/2025
lic Peter Hercules 6791 7/31/2023
Lindenhurst Matthew D. Goldstein 12283 12/31/2023
Little Neck Douglas M. Weidner 6826 7/31/2023
Little Neck JongHyun Park 13812 3/31/2024
Little Neck Matthew L. Sweeney 4388 3/31/2024
Little Neck Zihui Cui 8741 8/31/2025
Long Beach Eduardo M. Marquez 13235 10/31/2022
Long Island City Dario Saquipulla 14657 9/30/2025
Long Island City David H. Bracero 12915 3/31/2025
Long Island City Emmanuelle Sgouros 9350 10/31/2023
Long Island City John J. Sideris 2762 10/31/2025
Long Island City John J. Sideris, Jr. 11791 1/31/2023
Long Island City Leo C. Andreadakis 6813 7/31/2023
Long Island City Nicholas Pippis 11099 8/31/2024
Long Island City Vincent G. Marra 9289 8/31/2024
Long Island City Zeljan Ugarkovic 8673 4/30/2025
Long Island City Zylfi Buci 14073 9/30/2024
Mahopac Carlos Torija 12588 7/31/2024
Maspeth Andrew J. Zera 8035 6/30/2024
Maspeth Bartosz Jelonek 13602 11/30/2023
Maspeth Daniel S. Reynolds 11130 9/30/2024
Maspeth Gordon Tam 14219 12/31/2024
Maspeth James Costello 13609 11/30/2023
MASPETH John Bartoszek 13797 3/31/2024
Maspeth Joseph M. Vessio 922 6/30/2025
MASPETH Kamil Bartoszek 13798 3/31/2024
Maspeth Lionel Arboleda 14584 8/31/2025
Maspeth Lucas P. Kranacher 14424 5/31/2025
Maspeth Michael Caputo 7992 7/31/2023
Maspeth Michael Kubiszemski 14621 9/30/2025
Maspeth Michael Natkaniec 8682 5/31/2025
Maspeth Ruben Stang 12971 4/30/2025
Maspeth Salvatore Sanfilipo 9876 12/31/2024
Maspeth Stephan Foy 12282 12/31/2023
Massapequa Douglas S. Veneck 6740 5/31/2023
Massapequa Roy Catalano, Jr. 10432 4/30/2023
Melville Dimitrios Tsamos 7329 1/31/2025
Middle Village Andreas Goustas 13787 2/28/2024
Middle Village Andrew Jusino 13706 12/31/2023
Middle Village Anthony L. Corbo 9998 4/30/2025
Middle Village Grzegorz Florek 13543 10/31/2023
Middle Village Gzim Hodzic 13808 3/31/2024
Middle Village James DeCicco 13521 9/30/2023
Middle Village John Starace 11600 9/30/2025
Middle Village Joseph A. Campanella 7523 4/30/2023
Middle Village Kosmas Vrakas 10445 4/30/2023
Middle Village Li Ping Yan 10459 4/30/2023
Middle Village Paul Mezzatesta 13460 4/30/2023
Middle Village Roger A. Macaluso 8433 11/30/2024
Middle Village Shiu-Bun Chen 7414 8/31/2024
Middle Village Stephen P. Nessenthaler 8003 10/31/2023
Middle Village Steven J. Schroder 12241 11/30/2023
MIDDLE VILLAGE Thomas A. Murray 13801 3/31/2024
Middle Village William J. Staab 9081 4/30/2023
Nesconset John A. Esposito, Jr. 9339 10/31/2023
NEW CITY Jakub Kostro 9192 6/30/2023
NEW CITY Pawel Bajgierowicz 9405 12/31/2023
NEW HYDE PARK Anthony Morell-Adams 12589 7/31/2024
New Hyde Park Peter F. Brandt 5769 3/31/2023
NEW HYDE PARK Ranjit Singh 7153 6/30/2024
New York Brian D. Kump 11607 11/30/2023
New York David Z. Perez 13319 1/31/2023
New York Dritero Shala 12966 4/30/2025
New York Efthimios Papoutsides 13304 11/30/2022
New York Mark A. Chin 13426 2/28/2023
New York Oscar Ortiz 13429 2/28/2023
OAKLAND GARDEN Christian A. Garcia 7066 3/31/2024
OAKLAND GARDENS Gary Campos 11249 12/31/2024
Oakland Gardens Oscar E. Garcia Gutierrez 13629 11/30/2023
Oakland Gardens Ting-Chang Chu 6403 6/30/2024
Old Bridge Admir Lagji 10287 12/31/2022
Ozone Park Christopher Chand 11122 9/30/2024
Ozone Park Danny Manck 14114 10/31/2024
Ozone Park Gary P. Long 6706 4/30/2023
Ozone Park Joseph D. Marotta 119 3/31/2023
Ozone Park Joseph S. Marotta 13300 11/30/2022
Ozone Park Paul A. Siracusa 9999 4/30/2025
Ozone Park Robert W. Martin, Jr. 6194 7/31/2024
Ozone Park Zahir Rasool 14228 12/31/2024
Pt Washington Aleks Vorfi 10080 6/30/2025
Queens Andy Pastuisaca 14588 8/31/2025
Queens Brijmohan Budhu 13547 10/31/2023
Queens Daniel A. Samuel 11521 7/31/2025
Queens Eric Hobbs 13407 2/28/2023
QUEENS Hing W. Lai 10330 12/31/2022
Queens Hua Looney 14619 9/30/2025
Queens John Nessenthaler 14324 2/28/2025
Queens Kelly Ip 14471 6/30/2025
Queens Konstantinos Nathanail 14470 6/30/2025
QUEENS Kujtim Gjeloshi 14236 12/31/2024
QUEENS VILLAG Jun Y. Hong 14060 8/31/2024
Queens Village Azar Hamid 13522 9/30/2023
QUEENS VILLAGE CHRISTIAN VELEZ-DEJESUS 14554 7/31/2025
Queens Village Firal Hoosein 13133 8/31/2025
Queens Village Jaime S. Rivera 8983 12/31/2025
Queens Village John Adams 1958 12/31/2023
Queens Village Marco Guambi 13381 2/28/2023
Queens Village Michael Glikos 13637 11/30/2023
Queens Village Philip Nanhu 10923 11/30/2022
Queens Village Timothy J. Williams 1241 10/31/2024
Queens Village Weldon A. Cerna 8614 3/31/2025
Queens Village William Kane 12419 4/30/2024
Richmond Hill Ioannis Likidis 8876 10/31/2022
RICHMOND HILL John W. Brzoza 2164 3/31/2024
Richmond Hill Mark Jozwik 10772 12/31/2023
RICHMOND HILL MISAEL GODOY 14568 8/31/2025
Richmond Hill Nicholas A. Martinez 14556 7/31/2025
Richmond Hill Orazio Iaboni 1666 5/31/2023
Richmond Hill Patrick P. Chiarotti 12719 10/31/2025
Richmond Hill Robert J. Schieferstein 2796 1/31/2024
Ridgewood Darlis Severino 12543 6/30/2024
Ridgewood Gilberto Torres 10799 12/31/2023
RIDGEWOOD James C. Simpson 8619 4/30/2025
Ridgewood Manichand Sukdeo 13048 6/30/2025
Ridgewood Pawel Borek 13240 10/31/2022
RIDGEWOOD WOJCIECH CHOINSKI 14546 7/31/2025
Rockaway Richard Dwyer 8086 4/30/2024
Rockaway Park Brendan S. McAuley 11727 12/31/2022
Rockaway Park Conor O'Grady 14473 6/30/2025
Rosedale Edley T. Campbell 13754 1/31/2024
ROSLYN Ioannis (John) Makresias 7395 3/31/2025
ROSLYN Tommy C. Chong 10895 4/30/2024
Roslyn Heights Frank Stantyos 5783 3/31/2023
Roslyn Hgt Spiro Kiriakes 8545 1/31/2025
S OZONE PARK Randy Ramnarine 13926 5/31/2024
Saint Albans Mike Chuqui 14395 4/30/2025
Saint Albans Pierre R. Beaubrun 10893 4/30/2024
SAINT ALBANS Safraz Ali 13995 7/31/2024
Smithtown Michael J. Lazzari 13498 7/31/2023
So. Richmond Hill Jeetandra Dipaul 11917 5/31/2023
South Beach David Bruemmer 9557 4/30/2024
South Ozone Park Ervin Hancle 12656 8/31/2024
South Ozone Park Jimel Mincey 13371 2/28/2023
South Ozone Park Mansur Khan 13506 9/30/2023
South Ozone Park Shivan Maharaj 13517 9/30/2023
South Ozone Park Wadesh Rassbeharry 8309 6/30/2024
South Richmond Jahantan Dirpaul 13496 7/31/2023
South Richmond Hill Richard Lopez 14072 9/30/2024
SPRINGFIELD GARDENS Johnny G. Proano 14102 9/30/2024
Springfield Gardens, Sherlock G. Saul 11350 3/31/2025
St. Albnis Darwin Haynes 7020 4/30/2024
Staten Island George Kumbios 9194 6/30/2023
Staten Island Michael John Ferraro 11853 4/30/2023
Sunnyside Lisa Fitzsimmons 13959 6/30/2024
Valley Stream Jason Galvan 9684 6/30/2024
VALLEY STREAM Nigel A. Jahoor 9564 4/30/2024
Walden James S. Barbera 5757 8/31/2023
Wayne Steven Wasserman 9543 4/30/2024
West Babylon Talferio M. Corbett 6789 7/31/2023
WEST HEMPSTEAD ANDREW CSILLAG 5035 7/31/2025
West Islip Thomas F. Schultz 11848 3/31/2023
WESTAMPTON Arvell L. Rollins, Sr. 11348 3/31/2025
WHITESTONE Andrzei Czechowski 8485 12/31/2024
Whitestone Angelo A. Vecchio 10160 9/30/2025
Whitestone Anthony Ferrari 14226 12/31/2024
Whitestone Antonio Quatela 4956 2/28/2023
Whitestone Brian G. Leiter-Gryszkin 11618 9/30/2025
Whitestone Christopher J. Adamonis 11129 9/30/2024
Whitestone Giovanni Palazzo 6653 1/31/2023
Whitestone Jeffrey G. Ng 8750 6/30/2025
Whitestone John Blaskovic 7436 4/30/2025
Whitestone Micheal A. Gallagher 12115 9/30/2023
Whitestone Mohamed H. Abdelrazek 10780 12/31/2023
Whitestone Ndoc Luli 8085 12/31/2023
Whitestone Nick K. Fadis 6355 2/28/2024
Whitestone Richard A. Bonelli, Jr 10431 4/30/2023
Whitestone Romeo Mrvica 14343 3/31/2025
WHITESTONE Steve Tsevis 14146 10/31/2024
Whitestone Sung Shin 13373 2/28/2023
WHITESTONE Verdi Vorfi 13902 5/31/2024
WHITESTONE Xhuljano Shala 11258 12/31/2024
Woodhaven Frankie Yournet 12544 6/30/2024
Woodhaven Juan A. Turpo 11132 9/30/2024
Woodhaven Juan A. Turpo 11132 9/30/2024
Woodhaven Paul F. Deleg 11411 5/31/2025
Woodside Christian Reinholtz 14217 12/31/2024
Woodside Ellen S. Klouvas 7851 6/30/2023
Woodside Emmanuel Elenis 7995 10/31/2023
Woodside Henri J. Billharz 2787 4/30/2025
Woodside Jose M. Fernandez 10177 9/30/2025
Woodside Simon Hung 6790 6/30/2023
Woodside Steven Reinholtz 14216 12/31/2024
Yorktown Heights Adam J. Costello 11565 8/31/2025