| Detail | Okresní soud v Ústí nad Labem | 00024911 | Czech Republic | | Detail |
| Detail | Okresní soud v Ústí nad Orlicí | 00025038 | Czech Republic | | Detail |
| Detail | O.K. SERVIS BioPro, s.r.o. | 62914511 | Another legal entity | CZ010 | Detail |
| Detail | OK Stavby s.r.o. | 26763982 | Another entity | CZ020 | Detail |
| Detail | OK ZAHRADY s.r.o. | 28768655 | Another legal entity | CZ052 | Detail |
| Detail | Oldřich Vaňhara | 67499309 | Another entity | CZ | Detail |
| Detail | Olomoucký kraj | 60609460 | Territorial self-governing unit or its contributory organization | | Detail |
| Detail | OLTIS Group a.s. | 26847281 | Another legal entity | CZ071 | Detail |
| Detail | OLYMP CENTRUM SPORTU MINISTERSTVA VNITRA | 75151898 | Czech Republic | | Detail |
| Detail | OMB composites EU a.s. | 28166787 | Another legal entity | CZ053 | Detail |
| Detail | Ondřej Bačina | 70103755 | Another entity | CZ | Detail |
| Detail | Ondřej Němec | | Another entity | CZ020 | Detail |
| Detail | ONE3D s.r.o. | 03554538 | Czech Republic | CZ | Detail |
| Detail | Online-olin s.r.o. | 02160021 | Another entity | CZ071 | Detail |
| Detail | OPATISK s.r.o. | 26848821 | Another entity | CZ080 | Detail |
| Detail | OPM Industry, a.s. | 29447381 | Another entity | CZ010 | Detail |
| Detail | OPTYS, spol. s r.o. | 42869048 | Another legal entity | CZ080 | Detail |
| Detail | Orel jednota Nové Město na Moravě | 48895920 | Another legal entity | CZ063 | Detail |
| Detail | Orel jednota Telnice | 49461141 | Another entity | CZ | Detail |
| Detail | Organic technology Moravia, s.r.o. | 03587011 | Another legal entity | CZ080 | Detail |
| Detail | Organic technology s.r.o. | 29384648 | Another legal entity | CZ080 | Detail |
| Detail | ORLEN UniCRE a.s. | 62243136 | Another entity | CZ042 | Detail |
| Detail | ORLEN Unipetrol Doprava s.r.o. | 64049701 | Another legal entity | CZ042 | Detail |
| Detail | ORLEN Unipetrol RPA s.r.o. | 27597075 | Another legal entity | CZ042 | Detail |
| Detail | ORLÍK NAD VLTAVOU, s.r.o. | 45023930 | Another legal entity | CZ010 | Detail |
| Detail | ORSO Lanškroun s.r.o. | 25298470 | Another legal entity | CZ053 | Detail |
| Detail | OSE Czech Republic z.s. | 72561254 | Another legal entity | CZ010 | Detail |
| Detail | O S E X Ž A T E C , společnost s ručením omezeným | 46710922 | Another entity | CZ010 | Detail |
| Detail | Osoblažská úzkorozchodná dráha o.p.s. | 02558521 | Another legal entity | CZ080 | Detail |
| Detail | Ostravské vodárny a kanalizace a. s. | 45193673 | Another entity | CZ080 | Detail |
| Detail | Otevřené srdce, o.p.s. | 26546841 | Another entity | CZ010 | Detail |
| Detail | Oto Lipovský | 74395548 | Another entity | CZ | Detail |
| Detail | OVM PELLET s.r.o. | 24162850 | Another legal entity | CZ010 | Detail |
| Detail | Pálavská sociální s.r.o. | 05188610 | Another legal entity | CZ064 | Detail |
| Detail | Pálavský sociální podnik, s.r.o. | 05646286 | Another legal entity | CZ064 | Detail |
| Detail | Památník Lidice | 70886342 | State contributory organization | | Detail |
| Detail | Památník národního písemnictví | 00023311 | State contributory organization | CZ010 | Detail |
| Detail | Památník Terezín | 00177288 | State contributory organization | | Detail |
| Detail | Památník ticha | 10892303 | State contributory organization | CZ010 | Detail |
| Detail | PAŇÁK PLASTY s.r.o. | 28580061 | Another legal entity | CZ080 | Detail |
| Detail | PAPERA s.r.o. | 25945653 | Another legal entity | CZ | Detail |
| Detail | Papírna Aloisov a.s. | 29383480 | Another entity | CZ080 | Detail |
| Detail | PAPÍRNY BRNO a.s. | 49970933 | Another entity | CZ | Detail |
| Detail | PAPOS Trade s.r.o. | 29120225 | Another legal entity | CZ041 | Detail |
| Detail | PARABEL s.r.o. | 63495902 | Another legal entity | CZ072 | Detail |
| Detail | ParaCENTRUM Fenix, z. s. | 26676826 | Czech Republic | CZ064 | Detail |
| Detail | Pardubický podnikatelský inkubátor z.ú. | 06372562 | Another legal entity | CZ053 | Detail |
| Detail | Parish Forest Products, s.r.o. | 09652361 | Another entity | CZ053 | Detail |
| Detail | Pasohlávská rekreační s.r.o. | 29380324 | Another entity | CZ064 | Detail |
| Detail | Passport CZ, s.r.o. | 28261313 | Another legal entity | CZ064 | Detail |
