| Detail | Senior Teplice, z.s. | 26598442 | Another legal entity | CZ | Detail |
| Detail | SENTA, spol. s r.o. | 48153028 | | | Detail |
| Detail | Sentinam s.r.o. | | | | Detail |
| Detail | Sentinet s.r.o. | 25904957 | | | Detail |
| Detail | SENTRY COMPANY s.r.o. | 05738121 | | | Detail |
| Detail | SEOS CZ s.r.o. | 49704478 | | | Detail |
| Detail | SEPAS a.s. | 00495328 | Czech Republic | CZ | Detail |
| Detail | SEPO solar plus, s.r.o. | 10960384 | | | Detail |
| Detail | SEPOS, spol. s r. o. | 15528855 | Another entity | CZ | Detail |
| Detail | SEQme s.r.o. | 24312819 | | | Detail |
| Detail | SERAG s. r. o. | 00870382 | | | Detail |
| Detail | SERENDIPITY z.s. | 01927051 | Another legal entity | CZ071 | Detail |
| Detail | service4life s.r.o. | 08105847 | | | Detail |
| Detail | SERVIND s.r.o. | 48024546 | | | Detail |
| Detail | Servis AUTO OPAT s.r.o. | 27430961 | | | Detail |
| Detail | Servis chlazení Jižní Čechy v.o.s. | 07662262 | | | Detail |
| Detail | Servis jeřábů, a.s. | 25606352 | | | Detail |
| Detail | Servis Musil, s.r.o. | 25699911 | | | Detail |
| Detail | Servis staveb a budov s.r.o. | 28303423 | | | Detail |
| Detail | Servis Technik s.r.o. | 24836001 | | | Detail |
| Detail | Servisinvest s.r.o. | 28774922 | Another entity | | Detail |
| Detail | Servisní středisko pro správu svěřeného majetku Městské části Praha 8, příspěvková organizace | 00639524 | Territorial self-governing unit or its contributory organization | CZ010 | Detail |
| Detail | SERVISTA s.r.o. | 09279539 | | | Detail |
| Detail | Sestřička SOS, z. ú. | 11836270 | Another legal entity | CZ010 | Detail |
| Detail | SETERM CB a.s. | 26031949 | | | Detail |
| Detail | SETIKA Group, s.r.o. | 06619703 | | | Detail |
| Detail | SEVEN - K, s.r.o. | 27526178 | Another legal entity | CZ053 | Detail |
| Detail | Seven consulting s.r.o. | 27795322 | Another legal entity | CZ071 | Detail |
| Detail | SEVEn Energy s.r.o. | 27876829 | | | Detail |
| Detail | SEVER Hungary Kft. | | | | Detail |
| Detail | Severočeská stavební, a.s. | 25458426 | | | Detail |
| Detail | Severočeské doly a.s. | 49901982 | Another entity | CZ | Detail |
| Detail | Severočeské vodovody a kanalizace, a.s. | 49099451 | Another legal entity | CZ | Detail |
| Detail | Severochema, družstvo pro chemickou výrobu, Liberec | 00029220 | Another legal entity | CZ051 | Detail |
| Detail | Severomoravské vodovody a kanalizace Ostrava a.s. | 45193665 | Another entity | CZ080 | Detail |
| Detail | SEVITECH CZ s.r.o. | 07081561 | | | Detail |
| Detail | Seyfor, a. s. | 01572377 | | | Detail |
| Detail | SEZAKO Prostějov s.r.o. | 25579703 | | | Detail |
| Detail | SEZAM.CZ s.r.o. | 26460670 | | | Detail |
| Detail | SEZZAM spol. s r.o. | 00655368 | | | Detail |
| Detail | SEŽEV facility s.r.o. | 29244960 | | | Detail |
| Detail | SEŽEV chráněná dílna s.r.o. | 05098882 | | | Detail |
| Detail | SEŽEV-REKO, a.s. | 46904859 | | | Detail |
| Detail | SFK ELKO Holešov, z.s. | 26535475 | Another entity | CZ072 | Detail |
| Detail | SFR Motor s.r.o. | 08263523 | | | Detail |
| Detail | SG Geotechnika a.s. | 41192168 | | | Detail |
| Detail | SG IVS Global - L.L.C | | | | Detail |
| Detail | S.G.E.C. s.r.o. | 21771553 | | | Detail |
| Detail | SGEN it, s.r.o. | 04660340 | | | Detail |
| Detail | SGS Czech Republic, s.r.o. | 48589241 | | | Detail |
| Detail | SH Commerce, s.r.o. | 07124856 | | | Detail |
| Detail | SH ČMS - Krajské sdružení hasičů Královéhradeckého kraje | 71175083 | Another entity | CZ052 | Detail |
| Detail | SH ČMS - Sbor dobrovolných hasičů Jevíčko | 64210693 | Another entity | CZ053 | Detail |
| Detail | SH ČMS - Sbor dobrovolných hasičů Mladkov | 49317491 | Another entity | CZ053 | Detail |
| Detail | SH ČMS - Sbor dobrovolných hasičů Praha - Lochkov | 67364781 | | | Detail |
| Detail | SH ČMS - Ústřední hasičská škola Jánské Koupele | 66144591 | Another entity | CZ080 | Detail |
| Detail | SHAREPORT s.r.o. | 06732321 | Another legal entity | CZ | Detail |
| Detail | Sharp Business Systems Czech Republic s.r.o. | 04059573 | | | Detail |
| Detail | SHB, akciová společnost | 25324365 | | | Detail |
| Detail | SHB Hovorka s.r.o. | 28076044 | | | Detail |
| Detail | SHERLOG Technology, a.s. | 47115467 | | | Detail |
| Detail | Sherpas TECH, s. r. o. | 08598495 | | | Detail |
| Detail | Shiftiary s.r.o. | 07772726 | Another legal entity | CZ010 | Detail |
| Detail | SHIMADZU Handels GmbH-organizační složka | 15887103 | | | Detail |
| Detail | SHIMAN AND KOMPANY s.r.o. | 22136592 | | | Detail |
| Detail | SHOP TRADING s.r.o. | 24717509 | | | Detail |
| Detail | Showdown Displays Europe, s.r.o. | 64574822 | | | Detail |
| Detail | SHP SK s.r.o., odštěpný závod | 19232616 | | | Detail |
| Detail | SHP TS s.r.o. | 28342771 | | | Detail |
| Detail | SCH - INVEST s.r.o. | 08161640 | Another entity | CZ | Detail |
| Detail | SCHAFFEROVÁ spol. s r.o. | 25866249 | | | Detail |
| Detail | SCHELKALIN s.r.o. | 04480015 | | | Detail |
| Detail | SCHENKER spol.s r.o. | 61500780 | Another entity | CZ | Detail |
| Detail | Scherex servis s.r.o. | 17659086 | | | Detail |
| Detail | Schindler CZ, a.s. | 27127010 | | | Detail |
| Detail | Schindler, spol. s r.o. | 19015909 | | | Detail |
| Detail | SCHOELLER INSTRUMENTS, s.r.o. | 25065939 | | | Detail |
| Detail | Schoeller Pharma Praha s.r.o. | 49681541 | | | Detail |
| Detail | Schréder Czech Republic a.s. | 63079453 | | | Detail |
| Detail | Schubert CZ spol. s r.o. | 41694783 | | | Detail |
| Detail | Schwan-STABILO ČR,s.r.o. | 45280746 | Another legal entity | CZ031 | Detail |
| Detail | SCHWARZ PUMPE s.r.o. | 29003822 | | | Detail |
| Detail | SIAD Czech spol. s r.o. | 48117153 | | | Detail |
| Detail | SIAGRA s.r.o. | 26260409 | | | Detail |
| Detail | SIBOM s.r.o. | 48395625 | | | Detail |
| Detail | SICAR, spol. s r.o. | 47541547 | | | Detail |
| Detail | S.ICZ a.s. | 26482444 | | | Detail |
| Detail | SIDA s.r.o. | 60697148 | | | Detail |
| Detail | SIDESS s.r.o. | 17400651 | | | Detail |
| Detail | SIEBERT + TALAŠ, spol. s r.o. | 06943187 | | | Detail |
| Detail | Siemens Healthcare, s.r.o. | 04179960 | | | Detail |
| Detail | Siemens Mobility, s.r.o. | 06931995 | | | Detail |
| Detail | Siemens, s.r.o. | 00268577 | Another legal entity | CZ | Detail |
| Detail | SIGI Aquatec s.r.o. | 28747321 | | | Detail |
| Detail | SIGMA GROUP a.s. | 60702001 | Another legal entity | CZ071 | Detail |
| Detail | Signal Mont s.r.o. | 25285483 | | | Detail |
| Detail | Signal Projekt s.r.o. | 25525441 | | | Detail |
| Detail | SIGNIA, s.r.o. | 28298951 | | | Detail |
| Detail | Signify Commercial Czech Republic s.r.o. | 04264240 | | | Detail |
| Detail | SiJaMo s.r.o. | 28738861 | | | Detail |