Poland Tenders - 1 April 2026 (Page 2 of 3)

12217778 Poland Disposable non-chemical medical consumables and haematological consumables Dostawa narzdzi jednorazowego uytku do Pracowni endoskopowej Deadline22 Apr 2026 12217799 Poland Inverters Dostawa i monta kompletnych szaf falownikowych do zespou maszyn zwaowarki ZGOT 11500100 Z-48 na podstawie projektu technicznego dla PGE GiEK SA Oddzia Kopalnia Deadline09 Apr 2026 12217801 Poland Transport equipment and auxiliary products to transportation Dostawa trzech lekkich samochodw poarniczych Deadline08 May 2026 12217802 Poland Portable computers Dostawa sprztu komputerowego dla jednostek organizacyjnych Politechniki Czstochowskiej 5 zada Deadline07 May 2026 12217809 Poland Agricultural machinery Dostawa nowych maszyn rolniczych wyposaonych w rozwizania rolnictwa 40 dla Mazowieckiego Orodka Doradztwa Rolniczego z siedzib w Warszawie Deadline14 Apr 2026 12217824 supply of computer equipment for scientific purposes for CeNT UW – desktop computer Deadline06 May 2026 12217839 Poland Tyres for motor cars Sukcesywne dostawy ogumienia do pojazdw subowych Policji garnizonu podkarpackiego do magazynw Deadline16 Apr 2026 12217845 Poland Deep-frozen products Dostawy warzyw i owocw mroonych do placwek Poznaskiego Zespou obkw Deadline30 Apr 2026 12217871 Poland Supervision of building work Penienie nadzoru nad projektowaniem i realizacj Robt oraz zarzdzanie Kontraktami pn Projekt i budowa ukadu drogowego czcego Teren Lotniska CPK Deadline04 May 2026 12218197 Poland Specialist vehicles Dostawa aparatury lokalizacyjnej i diagnostycznej do linii kablowych SN i nn wraz z zabudow na pojazdach na potrzeby PGE Energetyka Kolejowa Operator S Deadline13 Apr 2026 12218206 Poland Expert witness services Opracowanie operatw szacunkowych na potrzeby wypaty odszkodowa Cz 1 Rozbudowa wau lewego rzeki Zagodonki - w km 0000-7550 Cz 2 Rozbudowa wau praweg Deadline04 May 2026 12218219 Poland Medical equipments Dostawa echa serca z gowic liniow do zakadania dostpu naczyniowego echokardiografw w podziale na 15 czci Deadline09 Apr 2026 12218232 Poland Rolling stock Zeroemisyjny tabor kolejowy dla Grnolsko-Zagbiowskiej Metropolii oraz Wojewdztwa lskiego Deadline03 Jun 2026 12218239 Poland Horticultural services Utrzymanie zieleni i terenw rekreacyjno-sportowych oraz utrzymanie elementw maej architektury na terenie gminy Kosakowo w latach 2026-2028 z podziae Deadline16 Apr 2026 12218249 Poland Construction work Wykonanie kompletnej dokumentacji projektowej wraz z uzyskaniem wszystkich decyzji administracyjnych niezbdnych do przeprowadzania robt budowlanych i wyk Deadline16 Apr 2026 12218266 Poland Information and promotion products Wykonanie i dostawa koszulki T-Shirt pn Kada kropla jest cenna Deadline16 Apr 2026 12218276 BEZALIN FI 8mm mooring rope Deadline03 Apr 2026 12218304 Preparation of design documentation for the reconstruction of the high-pressure gas reduction and measurement station q 1600nm3 h in podgaje commune pln to psg sp z o o branch o Deadline10 Apr 2026 12218305 Grounding device monitor 8485 111-42 stahl according to vp326491 Deadline03 Apr 2026 12218310 2100160094 - master key netherlock interlock Deadline08 Apr 2026 12218312 execution of projects koszalin branch koszalin Deadline16 Apr 2026 12218313 execution of projects koszalin branch koszalin Deadline16 Apr 2026 12218314 execution of projects koszalin branch koszalin biesiekierz village Deadline16 Apr 2026 12218316 execution of projects koszalin branch koszalin biesiekierz village Deadline16 Apr 2026 12218317 execution of projects koszalin branch l bork szczenurze village Deadline16 Apr 2026 12218318 execution of projects koszalin branch l bork kisewo village Deadline16 Apr 2026 12218320 execution of projects koszalin branch l bork szczenurze village Deadline16 Apr 2026 12218321 execution of projects koszalin branch l bork gorzyno village Deadline16 Apr 2026 12218328 execution of works koszalin branch koszalin Deadline09 Apr 2026 12218330 execution of projects koszalin branch koszalin stare bielice village Deadline16 Apr 2026 12218332 execution of projects koszalin branch koszalin kot owo village Deadline16 Apr 2026 12218333 execution of projects koszalin branch koszalin skwierzynka village Deadline16 Apr 2026 12218365 execution of projects toru branch radziej w Deadline10 Apr 2026 12218366 execution of projects toru branch radziej w wo uszewo Deadline10 Apr 2026 12218367 execution of projects toru branch radziej w sermon Deadline10 Apr 2026 12218368 execution of projects toru branch radziej w o no Deadline10 Apr 2026 12218369 execution of works toru branch radziej w izbica kujawska Deadline03 Apr 2026 12218370 execution of projects toru branch radziej w wincentowo Deadline10 Apr 2026 12218371 execution of projects toru branch radziej w odolion Deadline10 Apr 2026 12218372 execution of projects toru branch radziej w top lka Deadline10 Apr 2026 12218373 execution of projects toru branch radziej w straszewo Deadline10 Apr 2026 12218374 execution of projects toru branch radziej w su kowo Deadline10 Apr 2026 12218375 execution of projects toru branch radziej w catherine Deadline10 Apr 2026 12218376 execution of projects toru branch radziej w janiszew Deadline10 Apr 2026 12218377 execution of projects toru branch radziej w nowy ciechocinek Deadline10 Apr 2026 12218378 execution of projects toru branch radziej w byto Deadline10 Apr 2026 12218380 2100159197 - purchase of a submersible pump Deadline10 Apr 2026 12218383 2100159912 - purchase of gear pump purchase pump gear Deadline10 Apr 2026 12218409 Execution of construction and assembly works related to the implementation of the task entitled reconstruction of the low-pressure gas network to medium pressure with connections Deadline10 Apr 2026 12218417 Preparation of design documentation as part of the task entitled comprehensive modernization reconstruction and adaptation of office space in the senator building located at ul Deadline13 Apr 2026 12218426 In situ remediation bm in dobroszyce Deadline09 Apr 2026 12218427 execution of projects gda sk branch starogard gda ski preparation of design documentation in the town of skarszewy skarszewy commune obi 34 2504586 skarszewy city skarszew Deadline08 Apr 2026 12218428 execution of projects gda sk branch kartuzy reconstruction of the lv overhead line and construction of an lv cable line to power residential buildings - single-family houses on Deadline08 Apr 2026 12218429 execution of projects gda sk branch kartuzy replacement of the station switchgear and construction of an lv cable line for powering residential buildings - single-family houses Deadline08 Apr 2026 12218430 Providing passenger transport services on the mogilno-przyjma-mogilno route Deadline13 Apr 2026 12218431 execution of projects gda sk branch starogard gda ski preparation of design documentation in the town of lubichowo lubichowo commune obi 34 2504313 lubichowo a rural commu Deadline08 Apr 2026 12218432 execution of projects gda sk branch starogard gda ski preparation of design documentation in the town of pelplin pelplin commune obi 34 2504375 pelplin city pelplin city Deadline08 Apr 2026 12218433 execution of works gda sk branch gda sk replacement of the existing lv-0 4kv cable connector with a p3-rs lzv lzr f cable switchgear for powering the mobile phone station base Deadline08 Apr 2026 12218434 execution of works gda sk branch gda sk construction of a 3-phase overhead connection nn-0 4kv pns-rs cabinet for power supply of a residential building - single-family bas Deadline08 Apr 2026 12218438 2026-03-26 326401 ab orlen lietuva adm1 building exterior window facade washing cleaning services Deadline22 Apr 2026 12218439 Rfp coffee beans Deadline17 Apr 2026 12218440 Eowe delivery of modernized three-axle trucks with modernized basket lifts for energa-operator wydawnictwo elektroenergetyczne sp z o o Deadline13 Apr 2026 12218444 execution of works olsztyn branch braniewo olkowo obi 22 2501040 Deadline07 Apr 2026 12218452 execution of works olsztyn branch braniewo braniewo obmbs 22 26408 Deadline07 Apr 2026 12218456 execution of works olsztyn branch braniewo braniewo obmbs 22 26407 Deadline07 Apr 2026 12218460 execution of works olsztyn branch braniewo za cianki obmbs 22 26385 Deadline07 Apr 2026 12218463 execution of works olsztyn branch malbork sztum obi 24 2600693 Deadline07 Apr 2026 12218465 Starting device for emergency starting of engines booster starter 12v 4250a Deadline02 Apr 2026 12218466 execution of projects olsztyn branch elbl g elbl g obi 21 2503752 Deadline08 Apr 2026 12218467 execution of projects olsztyn branch elbl g elbl g obi 21 2600302 Deadline08 Apr 2026 12218468 execution of projects olsztyn branch braniewo lelkowo obi 22 2600830 Deadline08 Apr 2026 12218469 execution of projects olsztyn branch braniewo bornity obi 22 2600826 Deadline08 Apr 2026 12218472 execution of projects olsztyn branch braniewo wopy obmbs 22 25471 Deadline08 Apr 2026 12218473 execution of projects olsztyn branch braniewo lelkowo obmbs 22 25452 Deadline08 Apr 2026 12218474 execution of projects koszalin branch byt w borzytuchom Deadline16 Apr 2026 12218475 execution of projects olsztyn branch braniewo w czyska obmbs 22 26088 Deadline08 Apr 2026 12218476 execution of projects koszalin branch byt w drety Deadline16 Apr 2026 12218477 Radio accessories Deadline03 Apr 2026 12218478 Sn cables type xruhakxs1 Deadline02 Apr 2026 12218479 execution of works olsztyn branch ostr da obi 2503275 majdany wielkie Deadline09 Apr 2026 12218480 execution of works olsztyn branch olsztyn obmbs 26458 obi 2500137 gajny Deadline09 Apr 2026 12218481 Cable sn type xruhakxs 1x240 25 12 20kv Deadline02 Apr 2026 12218482 execution of works olsztyn branch ostr da obi 2303277 tymawa Deadline09 Apr 2026 12218486 2100154139 service work technological work no b811 determination of fugitive hydrocarbon emissions from the central wastewater treatment plant of the orlen s a production plant Deadline15 Apr 2026 12218491 execution of works toru branch rypin zosin village Deadline14 Apr 2026 12218494 Ewy_mowing grass on hydrotechnical structures of the s upia river cascade in 2026 - 2028 Deadline10 Apr 2026 12218497 execution of works toru branch rypin town rypin commune rypin Deadline14 Apr 2026 12218500 Construction of a fence at the gas station in grudzi dz at ul warehouse Deadline07 Apr 2026 12218501 Delta mobrey sludge concentration transmitters Deadline09 Apr 2026 12218502 Batteries for locomotives - p ock trzebinia gda sk Deadline10 Apr 2026 12218503 2100119950 praca_badawcza_nr b07533 analysis of the impact of a damaged distribution shelf in the r-2311 reactor Deadline17 Apr 2026 12218504 execution of works koszalin branch koszalin koszalin city Deadline16 Apr 2026 12218505 execution of works koszalin branch koszalin koszalin city Deadline16 Apr 2026 12218506 execution of works koszalin branch koszalin koszalin city Deadline16 Apr 2026 12218507 24lt7p slide graphitebronze plates under boilers Deadline07 Apr 2026 12218508 execution of works koszalin branch koszalin kretomino part of the city Deadline16 Apr 2026 12218509 execution of projects kalisz branch turek preparation of design documentation for the reconstruction of the lv cable line 60229 - relation pole no 2 23-z 46 6325 and 60226 - re Deadline15 Apr 2026 12218510 execution of works kalisz branch ko o construction of an overhead connection to supply power to plot no 30 1 in places mostki-kolonia 23 Deadline15 Apr 2026 12218511 execution of works toru branch w oc awek Deadline10 Apr 2026 12218512 execution of works toru branch w oc awek nowa wie Deadline10 Apr 2026 12218513 execution of works toru branch w oc awek god s will Deadline10 Apr 2026 12218514 execution of works toru branch w oc awek gore du y Deadline10 Apr 2026 12218515 execution of works toru branch w oc awek wilczeniec bogucki Deadline10 Apr 2026 12218516 execution of works koszalin branch ko obrzeg kinowo village Deadline15 Apr 2026 12218518 execution of works koszalin branch ko obrzeg dygowo village Deadline15 Apr 2026 12218521 execution of projects kalisz branch jarocin rural area wilkowyja village Deadline03 Apr 2026 12218524 execution of works koszalin branch ko obrzeg ykowo village Deadline15 Apr 2026 12218525 execution of works olsztyn branch szczytno obi 65 2501280 jerutki village Deadline03 Apr 2026 12218526 execution of works koszalin branch ko obrzeg dygowo village Deadline15 Apr 2026 12218527 execution of works kalisz branch kalisz branch stare miasto a rural commune mod a kr lewska village Deadline14 Apr 2026 12218528 execution of projects koszalin branch ko obrzeg kukinia village Deadline15 Apr 2026 12218529 execution of projects kalisz branch jarocin mieszk w village Deadline03 Apr 2026 12218530 execution of works koszalin branch ko obrzeg dygowo village Deadline15 Apr 2026 12218532 execution of works koszalin branch ko obrzeg niemierze village Deadline15 Apr 2026 12218533 execution of works kalisz branch ostr w wlkp ostrzesz w city ostrzesz w city Deadline14 Apr 2026 12218537 Spare parts of laboratory vp_326361 326362 Deadline09 Apr 2026 12218546 50252208 przetwornik rdr ps6x-22b 9bk vega vega rdr ps6x-22b 9bk radar level probe Deadline08 Apr 2026 12218547 Replacement of the tank measurement system at the fuel terminal in ostr w wielkopolski - epc formula Deadline04 May 2026 12218548 Purchase delivery and assembly of pump sets for the orlen oil production plant in jedlicze Deadline10 Apr 2026 12218553 Reagents reagents Deadline10 Apr 2026 12218565 execution of works olsztyn branch ostr da obi 64 2501877 bieniasze village Deadline06 Apr 2026 12218569 execution of works olsztyn branch olsztyn obmko 63 25037 tomaszkowo Deadline06 Apr 2026 12218570 execution of works olsztyn branch lidzbark obi 62 2501690 osieka village Deadline06 Apr 2026 12218571 execution of works olsztyn branch lidzbark obi 62 2503414 orzechowo village Deadline06 Apr 2026 12218572 E -d delivery of a set of luminaires for the orlik pitch at sp wielgie 24 pcs rfi Deadline02 Apr 2026 12218573 execution of projects koszalin branch byt w p otowo Deadline16 Apr 2026 12218574 execution of projects kalisz branch jarocin polna Deadline03 Apr 2026 12218575 execution of projects koszalin branch byt w cho nica Deadline16 Apr 2026 12218576 execution of projects koszalin branch byt w niezabyszewo Deadline16 Apr 2026 12218577 Construction and reconstruction of the gas pipeline and connections in d ul in accordance with the design zamo Deadline13 Apr 2026 12218578 26dfbtm094 - sales and delivery of ball valves for the oxb exchanger dn 500 and dn 600 with drives 2 pcs Deadline02 Apr 2026 12218579 Preparation of design documentation and construction of a half-c c gas connection with a gas reduction and measurement point in the city m awa ul stefan rowecki grota no 3837 Deadline08 Apr 2026 12218580 26dfbt039 - reconstruction of the access road to the kaw czyn heating plant on a section of 238 m from ul che m y ska in warsaw Deadline10 Apr 2026 12218581 26dfbt035 modernization of network water pipelines and fittings at the era power plant in warsaw Deadline17 Apr 2026 12218582 Preparation of design documentation and construction of a medium-pressure connection with a reduction and measurement unit q 96 m3 h in j zef w ul march j zefa pi sudskieg Deadline10 Apr 2026 12218583 8465 gpz-syc - conducting a dendrological inventory - voivodeship lower silesia poviat ole nica commune syc w-town Deadline07 Apr 2026 12218584 Preparation of design documentation and construction of the gas network in the city legionowo ul tadeusz ko ciuszko plot no 137 ozg warsaw Deadline09 Apr 2026 12218585 execution of projects toru branch rypin t uchowo a rural commune mys akowo village Deadline07 Apr 2026 12218586 execution of projects toru branch w oc awek Deadline10 Apr 2026 12218587 execution of projects toru branch w oc awek grodztwo Deadline10 Apr 2026 12218588 execution of projects toru branch w oc awek grodztwo Deadline10 Apr 2026 12218589 execution of projects toru branch w oc awek skis Deadline10 Apr 2026 12218590 execution of projects toru branch rypin brzuze is a rural commune a e village Deadline07 Apr 2026 12218591 execution of projects toru branch rypin lipno a rural commune ostrowitko village Deadline07 Apr 2026 12218592 execution of projects toru branch rypin lipno a rural commune maliszewo village Deadline07 Apr 2026 12218593 execution of works toru branch rypin zb jno a rural commune zb jno village Deadline07 Apr 2026 12218594 execution of works toru branch rypin zb jno a rural commune zb jno village Deadline07 Apr 2026 12218595 execution of projects gda sk branch kartuzy construction of a cable line and construction of an lv cable connection to power the farm building on plot 515 in skrzeszewo ukow Deadline08 Apr 2026 12218596 Eo -d delivery of a set of luminaires for the gymnasium in primary school no 87-820 kowal 14 pcs rfi Deadline01 Apr 2026 12218600 execution of projects kalisz branch jarocin krotoszyn city Deadline03 Apr 2026 12218602 execution of projects kalisz branch ostr w wlkp przygodzice a rural commune adventure girls village Deadline14 Apr 2026 12218603 execution of projects kalisz branch jarocin dobrzyca rural area polish ol dry village Deadline03 Apr 2026 12218605 execution of projects kalisz branch jarocin golina village Deadline03 Apr 2026 12218606 execution of projects kalisz branch ostr w wlkp so nie a rural commune bogdaj village Deadline14 Apr 2026 12218608 Execution in accordance with the design for the construction and reconstruction of steel half-way gas pipelines into pe 90 110 mm half-way gas pipelines with connections in be cha Deadline14 Apr 2026 12218611 Comprehensive implementation of the gas network 1 connection with a gas cabinet and 1 connection with a gas station complete in koluszki ul zielona 18 plot 16 9 Deadline13 Apr 2026 12218614 execution of projects kalisz branch jarocin krotoszyn city Deadline03 Apr 2026 12218616 execution of projects kalisz branch ostr w wlkp kraszewice a rural commune deer village Deadline14 Apr 2026 12218618 execution of projects kalisz branch jarocin jaraczewo city Deadline03 Apr 2026 12218620 execution of projects kalisz branch jarocin dz 871 2 Deadline03 Apr 2026 12218625 execution of projects gda sk branch kartuzy replacement of the power limiter along with reconstruction of the nn line to increase power in a single-family house on plot no 420 Deadline08 Apr 2026 12218627 Creative agency for orlen unipetrol cz sk and hu Deadline16 Apr 2026 12218630 Conclusion of a framework agreement for the performance of construction and assembly works in the scope of construction replacement of sections of low- and medium-pressure gas net Deadline13 Apr 2026 12218633 Construction of a tight tray at the orlen gas station in nowy s cz Deadline03 Apr 2026 12218637 Comprehensive reconstruction of the gas pipeline with connections pabianice ul grabowa Deadline10 Apr 2026 12218638 Execution in accordance with the design for the construction and reconstruction of steel half-circuit gas pipelines into pe 63 160 mm half-width gas pipelines with connections in Deadline09 Apr 2026 12218639 Execution in accordance with the design for the construction and reconstruction of low-pressure steel gas pipelines into low-pressure pe gas pipelines 110 125 160 225 mm with conne Deadline10 Apr 2026 12218640 26dfbt046 - replacement of external lighting fixtures for electrostatic precipitators and a bag filter at the siekierki heat and power plant in warsaw Deadline02 Apr 2026 12218641 Preparation of design documentation for the reconstruction of building c5 at ul kasprzaka 25 in warsaw Deadline14 Apr 2026 12218642 Providing periodic inspection service and troubleshooting services along with adjusting the settings of air conditioning device controllers and mechanical ventilation units in pol Deadline13 Apr 2026 12218649 Poland Functional support Dostawa czci zuywalnych do aparatury medycznej - 21 zada Deadline08 May 2026 12218651 Poland Computer equipment and supplies Zakup i dostawa sprztu komputerowego do jednostek UAM w Poznaniu 4 czci Deadline13 May 2026 12218658 Poland Architectural design services Opracowanie dokumentacji projektowej remontu klatek schodowych i cigw komunikacyjnych w budynku przy ul Noniewicza 91 w Suwakach oraz robt to Deadline04 May 2026 12218661 Poland Medical equipments Sprzeda i dostawa defibrylatora w ramach przedsiwzicia pt Inwestycje Collegium Medicum Uniwersytetu Rzeszowskiego do celw ksztacenia przedklinicznego i Deadline04 May 2026 12218664 Poland Medical equipments Dostawa insuflatora CO2 z drenami dla Poddbickiego Centrum Zdrowia Sp z oo w Poddbicach Deadline14 Apr 2026 12218679 Poland Disposable non-chemical medical consumables and haematological consumables Dostawa sprztu jednorazowego dla Samodzielnego Publicznego Zakadu Opieki Zdrowotnej w Bochni Szp Deadline16 Apr 2026 12218682 Poland Media storage and reader devices Zakup dostawa i uruchomienie sprztu serwerowego oraz deduplikatora danych ramach dziaania KPO D112 dla zadania Wzmocnienie infrastruktury Deadline10 Apr 2026 12218689 Poland Electricity heating solar and nuclear energy Miasto oma Kompleksowa dostawa energii elektrycznej w okresie od 01072026r do 30062027r - Prosumenci Deadline05 May 2026 12218705 Poland Furniture Wyposaenie w meble wolnostojce lokali mieszkalnych i hostelowych znajdujcych si w budynku przy ul Ogrodowej 24 w odzi Deadline05 May 2026 12218708 Poland Repair and maintenance services of rolling stock przegld sezonowy klimatyzacji w pojazdach eksploatowanych przez Zachodniopomorski Zakad serii 31WEbb EN63H EN63A SA136 SA1 Deadline10 Apr 2026 12218709 Poland Instruments for anaesthesia ZP 2226 Dostawa sprztu anestezjologicznego jednorazowego uytku Deadline05 May 2026 12218720 Poland Computer equipment and supplies Dostawa zestawu komputerowego dla Centrum Rekrutacji - KC-DE-zp25792026 Deadline05 May 2026 12218729 execution of works toru branch rypin skrewlno a rural commune urszulewo village Deadline07 Apr 2026 12218730 execution of works toru branch rypin rypin a rural commune d biany village - package Deadline07 Apr 2026 12218731 execution of works toru branch toru z awie a large rural commune p dzewo village Deadline07 Apr 2026 12218732 execution of works toru branch rypin lipno a rural commune biskupin village Deadline07 Apr 2026 12218733 execution of works toru branch rypin obrowo a rural commune z bowiec village Deadline07 Apr 2026 12218734 execution of works toru branch rypin rypin a rural commune borzymin village Deadline07 Apr 2026 12218735 2100152483_research work no b07654 - development of an analytical methodology for microplastics Deadline12 May 2026 12218736 Rehabilitation of the n c gas pipeline in bielsko-bia a ul rspwodna-akacjowa reh sg 00102399 Deadline07 Apr 2026 12218737 Preparation of design documentation for the renovation of the blending electrical installation at the orlen oil production plant in jedlicze Deadline10 Apr 2026 12218738 Reconstruction of the medium-pressure gas pipeline in czeszyce-koziel commune belsk du y ozg warszawa Deadline08 Apr 2026 12218740 execution of works olsztyn branch olsztyn obmbs 26460 klebark ma y Deadline09 Apr 2026 12218741 Gaskets camprofile based on item demand 2026 03 27 Deadline06 Apr 2026 12218742 Frame agreement for desox additive - fcc unit in orlen s a and orlen unipetrol kralupy eta july 2027-2030 Deadline23 Apr 2026 12218743 26dfbt038 - preparation of a design for the reconstruction of roads squares pedestrian routes and installations located under their surfaces at the pruszk w heat and power plant Deadline14 Apr 2026 12218744 Reconstruction of the medium-pressure gas pipeline and gas connections in the city of p ock ul s oneczna bukowa klonowa d bowo wierk w g owackiego norberta ska par Deadline09 Apr 2026 12218746 Reconstruction of the gas network in marki ul konopnicka szkolna - investment task wi20 5022 ozg warszawa Deadline09 Apr 2026 12218747 50255165 - purchase of securiton filter cartridges Deadline10 Apr 2026 12218748 execution of works olsztyn branch szczytno obi 2403274 januszkowo Deadline10 Apr 2026