| Detail | AMBULANCE MEDITRANS s.r.o. | 43874681 | | | Detail |
| Detail | Ambulance - van Doornik - MMN, spol. s r.o. | 25257609 | Another legal entity | CZ051 | Detail |
| Detail | AMCOBEX Information Technologies s.r.o. | 48909092 | | | Detail |
| Detail | AM energstav s.r.o. | 27816419 | | | Detail |
| Detail | AMESA s.r.o. | 25593374 | | | Detail |
| Detail | A.M.I. - Analytical Medical Instruments, s.r.o. | 63983524 | | | Detail |
| Detail | AMICA CENTRUM s.r.o. | 18233392 | Another legal entity | CZ041 | Detail |
| Detail | AMI Communications, spol. s r.o. | 63077370 | | | Detail |
| Detail | AMILO s.r.o. | 48529214 | Another entity | CZ080 | Detail |
| Detail | AMI Praha a.s. | 25715909 | | | Detail |
| Detail | AMIRO, s.r.o. | 60464666 | | | Detail |
| Detail | AMISAMIS s.r.o. | 07375395 | | | Detail |
| Detail | Amitera s.r.o. | 24264687 | | | Detail |
| Detail | AMPARA s.r.o. | 26098261 | Another legal entity | CZ031 | Detail |
| Detail | Amper Industry, s.r.o. | 09201793 | | | Detail |
| Detail | Amper Savings, a.s. | 01428357 | | | Detail |
| Detail | A M R SYSTEM s.r.o. | 29448832 | | | Detail |
| Detail | AMTEK Motory s.r.o. | 17141044 | | | Detail |
| Detail | AMT Hrotovice, spol. s r.o. | 49433962 | | | Detail |
| Detail | Amun Pro s. r. o. | 06369201 | | | Detail |
| Detail | Amylon, a.s. | 60108771 | Another legal entity | CZ063 | Detail |
| Detail | ANAMET s.r.o. | 25652150 | | | Detail |
| Detail | ANDĚL vzduchotechnika klimatizace, s.r.o. | 01473832 | | | Detail |
| Detail | Andílci s.r.o. | 28827244 | | | Detail |
| Detail | Andrea Litterbachová | 11990767 | | | Detail |
| Detail | Andrean Şiman | 19700555 | Another entity | CZ | Detail |
| Detail | Andrej Horváth | 63233495 | | | Detail |
| Detail | ANDRES TRANSPORT s.r.o. | 08128707 | | | Detail |
| Detail | Andrew Solar Energy s.r.o. | 28524179 | | | Detail |
| Detail | Andrii Yazykov | 01805681 | | | Detail |
| Detail | ANECT a.s. | 25313029 | Czech Republic | CZ | Detail |
| Detail | ANEGG s.r.o. | 04047419 | Another legal entity | CZ051 | Detail |
| Detail | Angis plus s.r.o. | 26951223 | | | Detail |
| Detail | Ankali Corp. s.r.o. | 06111793 | | | Detail |
| Detail | Anna Prokešová | 21829586 | | | Detail |
| Detail | ANNL Consulting, s.r.o. | 28349342 | Another legal entity | CZ072 | Detail |
| Detail | Anreva Solution s.r.o. | 19184786 | | | Detail |
| Detail | ANTALIS s.r.o. | 15502775 | | | Detail |
| Detail | Antesto s.r.o. | 02647818 | | | Detail |
| Detail | ANTICORO, spol. s r.o. | 46678077 | | | Detail |
| Detail | Antidopingový výbor ČR | 70101884 | State contributory organization | CZ01 | Detail |
| Detail | Antonín Kapraň | 71857087 | | | Detail |
| Detail | Antonín Musil | 10582088 | | | Detail |
| Detail | Antonín Rezek | | Another entity | CZ020 | Detail |
| Detail | Antonín Zeman | 86635760 | | | Detail |
| Detail | Anton Paar Czech Republic s.r.o. | 05512395 | | | Detail |
| Detail | ANZA s.r.o. | 42937256 | | | Detail |
| Detail | AOSI s.r.o. | 11679832 | | | Detail |
| Detail | APAGON, spol. s r.o. | 24809918 | | | Detail |
| Detail | AP Appraisal, s.r.o. | 25094076 | | | Detail |
| Detail | APEKO GROUP s.r.o. | 27999611 | | | Detail |
| Detail | Apelo s.r.o. | 28812051 | Another legal entity | CZ053 | Detail |
| Detail | APERA, s.r.o. | 26399393 | | | Detail |
| Detail | A.P.E. Servis, s.r.o. | 22407031 | | | Detail |
| Detail | Apex Bohemia s.r.o. | 64788440 | | | Detail |
| Detail | APEX trans, s.r.o. | 25306928 | | | Detail |
| Detail | APIDA s.r.o. | 26223341 | | | Detail |
| Detail | AP INVESTING, s.r.o. | 60712121 | | | Detail |
| Detail | AP METAL s.r.o. | 27260852 | | | Detail |
| Detail | AP NETSOFT, s.r.o. | 25900901 | | | Detail |
| Detail | APPSEN s.r.o. | 19064454 | | | Detail |
| Detail | APRECO s.r.o. | 27639193 | | | Detail |
| Detail | ApS Brno s.r.o. | 00543535 | | | Detail |
| Detail | Aquagen s.r.o. | 03598993 | | | Detail |
| Detail | AquaKlim, s.r.o. | 27849562 | Another entity | CZ080 | Detail |
| Detail | AQUAMONITORING, s.r.o. | 29366810 | | | Detail |
| Detail | AQUA PROCON s.r.o. | 46964371 | Another legal entity | CZ064 | Detail |
| Detail | AQUA SERVIS, a.s. | 60914076 | | | Detail |
| Detail | AquaSolarTech s.r.o. | 27833739 | | | Detail |
| Detail | AQUAS vodní díla s.r.o. | 60697539 | | | Detail |
| Detail | AQUASYS spol. s r.o. | 25344447 | | | Detail |
| Detail | AQUEKO, spol. s r.o. | 45476691 | | | Detail |
| Detail | ARAGON Security s.r.o. | 02104831 | | | Detail |
| Detail | ARAKI s.r.o. | 21166668 | | | Detail |
| Detail | ARAMARK, s.r.o. | 45794707 | | | Detail |
| Detail | ARBOR Mělník, s.r.o. | 26743477 | Another entity | CZ020 | Detail |
| Detail | ArboWeAre s.r.o. | 21260885 | | | Detail |
| Detail | ARBYD CZ s.r.o. | 26339269 | | | Detail |
| Detail | ARCA s.r.o. | 03265480 | | | Detail |
| Detail | ARCDATA PRAHA, s.r.o. | 14889749 | | | Detail |
| Detail | Arch 5d s.r.o. | 05825466 | | | Detail |
| Detail | ARCHA 66 a.s. | 26236885 | | | Detail |
| Detail | ARCHATT, s.r.o. | 46960180 | | | Detail |
| Detail | ARCHCOM s.r.o. | 28978749 | | | Detail |
| Detail | Arch.Design, s.r.o. | 25764314 | | | Detail |
| Detail | Archeologický ústav AV ČR, Praha, v. v. i. | 67985912 | | | Detail |
| Detail | ARCHEON Stavby s.r.o. | 60753013 | | | Detail |
| Detail | Archeo Sever o.p.s. | 01507583 | | | Detail |
| Detail | ArchiBIM studio s.r.o. | 05489491 | | | Detail |
| Detail | Archie Samuel s.r.o. | 26974240 | | | Detail |
| Detail | Archip s.r.o. | 28881699 | Czech Republic | CZ010 | Detail |
| Detail | ARCHITEMA s.r.o. | 28274881 | | | Detail |
| Detail | ARCHITETTO ALBERTO ZETTI | | | | Detail |
| Detail | ARCHITO ATELIER, s.r.o. | 24223417 | | | Detail |
| Detail | Archiv bezpečnostních složek | 75112817 | Czech Republic | CZ010 | Detail |
| Detail | ARCHIVUM, s.r.o. | 25215191 | Another legal entity | CZ010 | Detail |
| Detail | ARCH-KREJCI s.r.o. | 11773821 | | | Detail |
| Detail | ArchOpa s.r.o. | 22019014 | | | Detail |
| Detail | ARCHTEAM PROJEKTOVÁ KANCELÁŘ s.r.o. | 27755690 | | | Detail |
| Detail | ARCHUM architekti s.r.o. | 01894871 | | | Detail |
| Detail | Arcibiskupské gymnázium | 44846738 | Another entity | CZ010 | Detail |
| Detail | ARCIMPEX s.r.o. | 15502511 | Another entity | CZ080 | Detail |
| Detail | ARCO INTERIER s.r.o. | 26140918 | | | Detail |
| Detail | ARCTICFOOD s.r.o. | 17766729 | | | Detail |
| Detail | Areál Třeboradice, a.s. | 29132282 | Another entity | CZ | Detail |
| Detail | aReception.ai s.r.o. | 19836082 | | | Detail |
| Detail | ARENA BRNO, a.s. | 09133267 | Another legal entity | CZ064 | Detail |
| Detail | Aréna Lesná, z.s. | 05334349 | Another legal entity | CZ064 | Detail |
| Detail | Arens Oberflächenfullservice s.r.o. | 27065057 | Another legal entity | CZ | Detail |
| Detail | ARGO22 s.r.o. | 24710237 | | | Detail |
| Detail | Aricoma Enterprise Applications s.r.o. | 08526541 | | | Detail |
| Detail | Aricoma Enterprise Cybersecurity a.s. | 04772148 | | | Detail |
| Detail | ARIGA s.r.o. | 25130293 | | | Detail |
| Detail | ARIPROS s.r.o. | 26174936 | | | Detail |
| Detail | ARISTOKRAT CATERING, s.r.o. | 27655083 | | | Detail |
| Detail | Arjo Czech Republic s.r.o. | 46962549 | Another legal entity | CZ010 | Detail |
| Detail | ARKOL s.r.o. | 27099164 | | | Detail |
| Detail | ARKO TECHNOLOGY, a.s. | 00219169 | | | Detail |
| Detail | Arlen S.A. | | | | Detail |
| Detail | ARLES, s.r.o. | 25544276 | Another legal entity | CZ072 | Detail |
| Detail | Armádní Servisní, příspěvková organizace | 60460580 | State contributory organization | CZ010 | Detail |
| Detail | Armastav s.r.o. | 08290067 | | | Detail |
| Detail | ARMED STORE s.r.o. | 28108523 | | | Detail |
| Detail | ARMOR s.r.o. | 25157671 | | | Detail |
| Detail | ARMYSHOP.CZ, s.r.o. | 25919229 | | | Detail |
| Detail | ARMYTEX s.r.o. | | | | Detail |
| Detail | A Rocha-Křesťané v ochraně přírody, o.p.s. | 26552388 | Another entity | CZ052 | Detail |
| Detail | AR Praha plus s.r.o. | 24715972 | | | Detail |
| Detail | Arrow ECS, a.s. | 25870424 | | | Detail |
| Detail | ARROWS advokátní kancelář, s.r.o. | 06717586 | | | Detail |
| Detail | ARS rozvojová agentura, s.r.o. | 27791637 | Another entity | CZ | Detail |
| Detail | ART ECON - Gymnázium a Střední odborná škola Praha, s.r.o. | 45796955 | Another legal entity | CZ010 | Detail |
| Detail | ARTENDR s.r.o. | 24190853 | | | Detail |
| Detail | ARTEO CZ s.r.o. | 18240160 | | | Detail |
| Detail | ARTER - CATERINGOVÝ SERVIS s.r.o., zařízení školního stravování | 28959396 | | | Detail |
| Detail | ARTES LEGAL s.r.o. | 11671351 | | | Detail |
| Detail | ARTHEON s.r.o. | 09139940 | | | Detail |
| Detail | Arthrex s.r.o. | 07578814 | | | Detail |
| Detail | Arthur Design s.r.o. | 08731543 | | | Detail |
| Detail | Artisan Consulting s.r.o. | 03303772 | | | Detail |
| Detail | Artory - Consulting, s.r.o. | 27782921 | Another legal entity | CZ071 | Detail |
| Detail | Artspect, a.s. | 28123395 | | | Detail |
| Detail | Artum Studio s.r.o. | | | | Detail |
| Detail | Arup Deutschland GmbH | | | | Detail |
| Detail | ARVAL CZ s.r.o. | 26726998 | | | Detail |
| Detail | Arvento furniture s.r.o. | 29305144 | | | Detail |
| Detail | ARYBAZ s.r.o. | 62966219 | Another legal entity | CZ | Detail |
| Detail | Arzinger & Partneři, s.r.o., advokátní kancelář | 27613917 | Another entity | CZ010 | Detail |
| Detail | ASA expert a.s. | 27791891 | | | Detail |
| Detail | ASAGRAPH s.r.o. | 27442462 | | | Detail |