 | TESA-ASSA ABLOY | irun, gipuzkoa, spain | 202 | wholesale building materials | 1941 | |
 | Biogipuzkoa | donostia-san sebastián, gipuzkoa, spain | 181 | research services | 2008 | |
 | euritax legal asesores | san sebastian, gipuzkoa, spain | - | legal services | 2003 | |
 | tik donostia, s.l. - donostik | san sebastian, gipuzkoa, spain | - | information technology and services | 2010 | |
 | euskodata, s.a. | san sebastian, gipuzkoa, spain | - | information technology and services | 1985 | |
| másmóvil ibercom, s.a. | san sebastian, gipuzkoa, spain | - | telecommunications | 1996 | |
 | cámara de gipuzkoa | san sebastian, gipuzkoa, spain | - | management consulting | 1886 | |
| eco agricultor | san sebastian, gipuzkoa, spain | - | farming | 2012 | |
| el diario vasco | san sebastian, gipuzkoa, spain | - | broadcast media | 1934 | |
| cabo de marcas | san sebastian, gipuzkoa, spain | - | marketing and advertising | 2010 | |
| san sebastian food | san sebastian, gipuzkoa, spain | - | leisure, travel and tourism | 2009 | |
 | traeco ingumena medioambiental | san sebastian, gipuzkoa, spain | - | environmental services | 2007 | |
 | biopantry | san sebastian, gipuzkoa, spain | - | food and beverages | 2016 | |
 | colegio oficial ingenieros industriales gipuzkoa | san sebastian, gipuzkoa, spain | - | mechanical or industrial engineering | 1955 | |
| eustotem multimedia | san sebastian, gipuzkoa, spain | - | marketing and advertising | 1998 | |
| sinnergiak social innovation - upv/ehu | san sebastian, gipuzkoa, spain | - | civic and social organization | 2011 | |
| countercraft | san sebastian, gipuzkoa, spain | - | information technology and services | 2015 | |
| instituto de investigación sanitaria biodonostia | san sebastian, gipuzkoa, spain | - | research | 2008 | |
 | ngloba strategy | san sebastian, gipuzkoa, spain | - | management consulting | 2014 | |
 | eurotecnica sa | san sebastian, gipuzkoa, spain | - | logistics and supply chain | 1965 | |
