Construction, reconstruction, repair and construction maintenance of communications.
In 1996 Cestné stavby a.s. Košice and in 1998 Slov-via a.s. Poprad joined the highway program as a contracting subsupplier and later on as a main supplier.

Review of highway constructions
| Construction |
Costs (mil. SKK) |
Term of realization |
| D1 Široké, bypass | 145,5 | 1997 |
| D1 Hybe Važec | 628,7 | 2001 |
| I/50 Košice, Červený rak - VSS, feeder | 712,0 | 2002 |
| D1 Fričovce, bypass | 165,1 | 2004 |
| I/50 Košice, Južné nábrežie, feeder | 142,9 | 2002 |
| Feeder I/68 - I/50 Košice, Road crossing Prešovská - Sečovská Ist stage | 297,4 | 2001 |
| Feeder I/68 - I/50 Košice, Road crossing Prešovská - Sečovská IInd stage | 276,1 | 2005 |
| D1 Mengusovce - Jánovce, 14,230 - 25,850 km | 998,0 | 2005-2008 |