| Koll-2-Koll, Marián Kollár |
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| Klimatrade, s.r.o. |
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| Tehelňa STOVA, spol. s r.o. |
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| Promi Slovakia, s.r.o. |
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| CHEMOLAK a.s. |
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| Grandstone s.r.o. |
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| Semmelrock Stein + Design Dlažby, s.r.o. |
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| Stavoservis, s.r.o. |
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| PREMAC, spol. s r.o. |
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| REGENA, s.r.o. |
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| DomStav spol. s r.o. |
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| RST SLOVAKIA, spol. s r.o. |
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| Chémia-Servis, s.r.o. |