| 2G Polska Sp. z o.o. | Bielsko-Biała | J 2 | |
| 3N SOLUTIONS | Warszawa | L1 5 | |
| AD MOTO | Katowice | L4 5 | |
| ADDEV MATERIALS | Żychlin | W 21 | |
| AKTYWIZACJA KRAKÓW | Kraków | J 27 | |
| ALPLAST | Bydgoszcz | N 1a | |
| ALTER SA | Tarnowo Podgórne | J 11 | |
| ALUMAST S.A. | Wodzisław Śląski | L3 3 | L3 6 |
| AMIN-POWER ENERGY-OMAC | Głogów | L7 1 | |
| AMPIO | Szczecin | O 4 | |
| APA | Warszawa | A 61 | |
| APROVIS ENERGY SYSTEMS | Germany | L4 6 | |
| APS ENERGIA SA | Stanisławów Pierwszy | A 23 | |
| ARCON POLSKA Sp. z o.o. | Warszawa | L5 4 | |
| ARE SA | Warszawa | A 1 | |
| ARINET | Gliwice | G 13 | SPP |
| ARIZO Sp. z o.o. | Kobylanka | K 9 | |
| ARTSMART/smart-grids.pl | Warszawa | | |
| AST SYSTEM | Zielona Góra | W 3 | |
| ATEST | Warszawa | J 14 | |
| ATEST-GAZ | Gliwice | K 1 | |
| AURUBIS SLOVAKIA SRO | Slovak Republic | W 20 | |
| AURUM | Katowice | O 18 | |
| AUTOMATYKA | Warszawa | A 47 | |
| AX TECHNOLOGY | Dobra | J 5 | |
| BAKS | Karczew | G 14 | L3 1 |
| BELOS-PLP | Bielsko-Biała | A 11 | |
| BEMKO | Jawczyce | A 37 | |
| BESEL S.A. | Brzeg | A 14 | |
| BIEL PRE | Liszki | SEL | |
| BMW | | SEL | |
| BOPLAST | Lębork | J 18 | |
| BOWI | Kowale | K 29 | |
| BRUK-BET PV | Tarnów | A 38 | |
| BRUK-BET SOLAR | Tarnów | A 38 | |
| BUDNIOK TECHNIKA | Czechowice-Dziedzice | SPP | |
| BUSCH POLSKA | Kraków | W 23 | |
| CANTONI GROUP | Cieszyn | A 14 | |
| CBiDGP Sp. z o.o. | Lędziny | Z 11 | |
| CBM TECHNOLOGY | Niepruszewo | A 7 | |
| CELMA INDUKTA S.A. | Cieszyn | A 14 | |
| CELO POLSKA Sp. z o.o. | Konstantynów Łódzki | N 17 | |
| CENTRAL POINT | Kraków | O 1 | |
| CENTRUM ELEKTRYCZNE ANIA | Wieluń | A 48 | |
| CERBIOMED | Lębork | K 21 | |
| CES | Podłęże | O 20 | |
| CEW | Smolec | K 30 | |
| ComAp | Czech Republic | L2 5a | |
| CONNECT SOLUTIONS | Reda | Z 15 | |
| CONTRANS TI | Wrocław | A 26 | |
| COPA-DATA POLSKA | Kraków | A 28 | |
| CUBIC | Denmark | A 32 | |
| DOKTORVOLT | Malichów | A 13 | |
| EKOFLUID POLSKA Sp. z o.o. | Gliwice | N 24 | |
| ELANTAS EUROPE GmbH | Germany | W 21 | |
| EL-BO KOMPENSACJA | Otwock | W 32 | |
| ELECTRAPLAN SMT | Piaseczno | N 23 | |
| ELEKTRA TYCHY | Tychy | W 22 | |
| ELEKTRIT SP. Z O. O. | Łapy | K 9a | |
| ELEKTRO.INFO | Warszawa | K 10 | |
| ELEKTROINSTALATOR | Warszawa | J 14 | |
| ELEKTROMETAL ENERGETYKA | Warszawa | A 35 | |
| ELEKTRONIK | Warszawa | A 61 | |
| ELEKTROSYSTEMY | Warszawa | N 18 | |
| ELENCO Sp. z o.o. | Jędrzejów | G 8 | |
| ELGAMA-ELEKTRONIKA Ltd. | Lithuania | O 13 | |
| ELKO-BIS Sp. z o.o. | Wrocław | L2 4 | |
| ELMECH | Pruszcz Gdański | N 15 | |
| ELMONTAŻ | Żywiec | A 62 | |
| ELPE | Kraków | O 10 | |
| ELPLAST+ | Jastrzębie-Zdrój | N 22 | |
| EL-PUK Sp. z o.o. | Konstantynów Łódzki | G 12 | |
| ELTRON-KABEL Sp. z o.o. | Jaworzno | A 21 | |
| EMC-FORTO | Warszawa | A 42 | |
| EMG | Germany | A 48 | |
| EMIT S.A. | Żychlin | A 14 | |
| EMKA | Mysłowice | A 29 | |
| EMU | Gdańsk | A 68 | |
| ENAP SA | Kozienice | A 23 | |
| energetyka24.com | Warszawa | | |
| ENERGOELEKTRONIKA.PL | Piaseczno | | |
| Energotest | Gliwice | A 33 | |
| ENERGOTOOLS | Kraków | | |
| ENERGY COMPOSITES | Wodzisław Śl. | L3 7 | |
| ENERTEST | Warszawa | A 9 | |
| ENSTO POL | Straszyn | A 17 | |
| EPK | Katowice | A 69 | |
| EPSON | Warszawa | J 15 | |
| ERKO | Jonkowo | A 31 | |
| ETC PLUS | Ostrowiec Świętokrzyski | A 25 | |
| EUROLEDLIGHTING | Słupsk | A 41 | |
| EX-TECHNIKA | Płock | A 51 | |
| FABRYKA TRANSFORMATORÓW W ŻYCHLINIE | Żychlin | K 11 | |
| FACHOWY ELEKTRYK | Libiąż | | |
| FIAMM ENERGY TECHNOLOGY SPA | Italy | A 3 | |
| FINDER POLSKA Sp. z o.o. | Poznań | A 55 | |
| FLEXIPOWER GROUP | Pabianice | G 9 | |
| FRANZ ELKUCH AG | Switzerland | A 42 | |
| GAMM-BUD Sp. z o.o. | Dołuje | L3 4 | |
| GAZEX | Warszawa | O 15 | |
| GiS | Lębork | O 22 | |
| GL OPTIC | Puszczykowo | O 1 | |
| GREENIE | Warszawa | O 1 | |
| GRENTON | Kraków | W 16 | |
| GRODNO S.A. | Nieporęt | L4 2 | |
| GUENTHER POLSKA | Długołęka | W 8 | |
| H&S TECHNIK | Legnica | O 17 | |
| HARTING POLSKA | Wrocław | L2 5 | |
| HAUFF-TECHNIK | Germany | J 22 | |
| HELMAR JACEK A. DOBROWIECKI | Warszawa | A 42 | |
| HELUKABEL POLSKA | Radziejowice | A 22 | |
| HMF POLSKA Sp. z o.o. | Krzeszowice | L6 5 | |
| HOKE | Chorzelów | L2 9 | |
| HOPPECKE | Śródka | A 34 | |
| HSK LEDY | Kraków | O 1 | |
| HUBIX | Żabia Wola | G 1 | |
| HYBRYD | Pyskowice | O 1 | |
| IASE | Wrocław | A 63 | |
| ICPT S.A. | Warszawa | A 12 | |
| IGEOS | Warszawa | A 69 | |
| iLH s.r.o. | Czech Republic | W 7 | |
| INDEL | Warszawa | W 1 | |
| INTER-CONSULTING | Warszawa | O 6 | |
| INTROL | Katowice | K 31 | |
| IPC | Gliwice | N 7 | |
| iSys - Intelligent Systems | Karczew | L8 7 | |
| IZAR | Radwanice | J 16 | |
| IZO-ERG S.A. | Gliwice | K 6 | |
| JBGPV | Warszowice | J 10 | |
| K SYSTEM | Gdynia | N 4 | |
| KARED Sp. z o.o. | Gdańsk-Kowale | A 27 | |
| KATKO | Warszawa | J 20 | |
| KLASTER OŚWIETLENIA | Kraków | O 1 | |
| KMB systems s.r.o. | Czech Republic | G 7 | |
| KONTAKT-SIMON | Czechowice-Dziedzice | A 40 | |
| KOPOS ELEKTRO | Wrocław | O 16 | |
| KORCZYK | Bielsko-Biała | SEL | |
| KORCZYK PLUS | Bielsko-Biała | SEL | |
| KPB INTRA POLSKA | Tychy | A 5 | |
| LEDIN | Ostrołęka | A 53 | |
| LEDOLUX POLAND | Głogow Małopolski | J 19 | |
| LEICA GEOSYSTEMS | Warszawa | L5 1 | |
| LIMATHERM SENSOR Sp. z o.o. | Limanowa | O 23 | |
| LOB MASTER KEY Sp. z o.o. | Leszno | Z 16 | |
| ŁUKASIEWICZ - IMN | Gliwice | K 5 | |
| Łukasiewicz - ITR | Warszawa | G 5 | |
| M4 Maszyny - VOLTA | Lubin | L7 5 | |
| MACTRONIC | Wrocław | N 8 | |
| MAGNETO Sp. z o.o. | Częstochowa | N 2 | |
| Mateco podesty ruchome | Tychy | L5 5 | |
| MEGGER Sp. z o.o. | Stara Iwiczna | Z 1 | L6 6 |
| MERAWEX | Gliwice | N 25 | |
| MERCEDES - BENZ POLSKA | Warszawa | L7 4 | |
| MERCEDES - BENZ TRUCKS POLSKA | Warszawa | L7 4 | |
| MICROSYS | Czech Republic | O 7 | |
| ML SYSTEM | Zaczernie | W 27 | |
| MP-TECHNIK | Witaszyce | L8 5 | |
| MULTI-TAB | Gdynia | K 7 | |
| NAPĘDY I STEROWANIE | Racibórz | A 59 | |
| NEXANS | Racibórz | G 10 | |
| NEXANS | Racibórz | A 49 | |
| NIKO POLSKA | Warszawa | G 21 | |
| NOARK ELECTRIC | Poznań | A 45 | |
| NOWA ENERGIA | Racibórz | | |
| NOWIMEX s.c. | Warszawa | N 20 | |
| OFP | Warszawa | W 28 | |
| OLYMPIA ELECTRONICS SA | Greece | O 8 | |
| OMICRON electronics GmbH | Sosnowiec | L1 8 | |
| ORAM ŁÓDŹ | Łódź | G 2 | |
| ORMAZABAL | Pyskowice | J 13 | |
| ORNO | Gliwice | N 10 | |
| PASTUSZKO | Chwaszczyno | J 26 | |
| PAWILON SZWAJCARSKI | Warszawa | A 42 | |
| PERMETAL | Żory | L1 3 | L1 4 |
| PEZAL PRODUCT LINE | Gdańsk | L7 3 | |
| PF ELECTRONIC Sp. z o.o. | Gliwice | N 1 | |
| PHOENIX CONTACT | Wrocław | G 11 | |
| PLESSE | Pszczyna | K 26 | |
| POLAM-NAKŁO SA | NAKŁO N/NOTECIĄ | N 12 | |
| POLSKA IZBA KOLEI | Bydgoszcz | W 10 | |
| Power Engineering Transformatory Sp. z o. o. | Czerwonak | W 4 | |
| POWER EV | Wrocław | SEL | |
| PreBIEL | | SEL | |
| PROTEKT | Łódź | G 6 | |
| PROTEKTEL | Przasnysz | A 64 | |
| PROZON | Warszawa | J 1 | |
| PSBE | Warszawa | A 66 | |
| PSI POLSKA | Poznań | A 65 | |
| PTWP | Katowice | | |
| PZK BRNO a.s. | Czech Republic | O 9 | |
| RELPOL SA | Żary | A 10 | |
| RONDO | Żywiec | L2 3 | |
| ROTHLEHNER | Skawina | L5 3 | |
| RST | Białystok | A 56 | |
| RYNEK FOTOWOLTAICZNY | Warszawa | J 3 | |
| SAREL POLSKA Sp. z o.o. | Niepołomice | L2 1 | |
| Sariv - Technika Łączenia | Legnica | K 20 | |
| SCHNEIDER ELECTRIC | Warszawa | L1 1 | |
| Sdünnger Polska | Rybnik | A 36 | |
| SEP | Warszawa | A 19 | |
| SEP O. Bielsko-Biała | Bielsko-Biała | A 19 | |
| SEPA-TECH | Germany | L7 2 | |
| SGB-SMIT TRANSFORMATORY | Germany | G 17 | L3 8 |
| SIBA POLSKA Sp. z o.o. | Stare Babice | W 31 | |
| SIEMENS | Warszawa | L1 9 | |
| SIMEX Sp. z o.o. | Gdańsk | Z 14 | |
| SINTUR Sp. z o.o. | Turek | N 26 | |
| SITEL - CUBIS SYSTEMS | Warszawa | W 18 | |
| SKOFF | Czechowice-Dziedzice | L7 6 | |
| SONEL SA | Świdnica | A 24 | |
| SPOTLINE | Ożarów Mazowiecki | A 54 | |
| STARSANDUO DOMINIK PATER | Starachowice | L6 2 | |
| STEGO POLSKA Sp. z o.o. | Sosnowiec | W 15 | |
| SUNDOOR | Chorzów | L4 3 | |
| TABAL | Lublin | J 17 | |
| TAURON DYSTRYBUCJA | | SEL | |
| TAVRIDA ELECTRIC POLSKA | Tychy | A 4 | |
| TECHNOKABEL | Warszawa | L8 6 | |
| TELPOD | Skawina | W 29 | |
| TELTAR | Chmielów | N 6 | |
| TELZAS SP. Z O. O. | Szczecinek | A 25 | |
| T-MOBILE POLSKA | Warszawa | L7 6 | |
| TRAFECO | Boronów | A 43 | |
| TWELVE ELECTRIC WARSZAWA | Warszawa | J 24 | |
| TZOE "TAREL" SP. Z O.O. | Wola Rzędzińska | N 12 | |
| URZĄDZENIA DLA ENERGETYKI | Warszawa | N 3 | |
| VENKO Sp. z o.o. | Wrocław | L3 2 | |
| VENTUS COMMUNICATIONS | Poznań/Warszawa | A 69 | |
| VIMAP Sp. z o.o. | Olsztyn | G 19 | |
| VOLTEN | Wrocław | A 52 | |
| VOLTROG Sp. z o.o. | Mikołów | K 19 | |
| VR-POLSKA | Wrocław | K 30 | |
| VYRTYCH | Czech Republic | W 14 | |
| WAEL-bis | Kraków | A 8 | |
| WAGO | Wrocław | A 30 | |
| WE | Warszawa | J 14 | |
| WEIDMŰLLER | Warszawa | L3 5 | |
| WEMI | Ruda Śląska | O 19 | |
| WILHELM SCHÄFER | Germany | L4 4 | |
| WIRE SOLUTIONS | Wrocław | Z 10 | |
| WKK POLSKA | Łódź | Z 12 | |
| WNP.PL | Katowice | | |
| WYDAWNICTWO SIGMA-NOT | Warszawa | J 14 | |
| ZEMEX Sp. z o.o. | Śrem | O 3 | |
| ZIAD Bielsko-Biała SA | Bielsko-Biała | A 18 | |
| ZUT | Białystok | O 1 | |
| ZWAE Sp. z o.o. | Lębork | A 39 | |
