| 52210 | Concepción Zendoia | 1 | 1774 | 1774 |
| 48292 | Constatino Rodriguez Escandiano | 1 | 1958 | 1958 |
| 43498 | Construcciones Antonio Sukia | 1 | 1973 | 1973 |
| 42533 | Construcciones Gomalira S.A | 1 | 1973 | 1973 |
| 43542 | Construcciones José Mª Elosegi | 1 | 1968 | 1968 |
| 42493 | Cooperativa Catolica del Campo | 1 | 1969 | 1969 |
| 52401 | Cristobal Argain | 1 | 1628 | 1628 |
| 51737 | Cristobal Arriola | 1 | 1739 | 1739 |
| 51910 | Cristóbal Garro | 3 | 1735 | 1780 |
| 51739 | Cristobal Larrunbide | 2 | 1737 | 1739 |
| 53672 | Cristobal Urrizpe | 1 | 1742 | 1742 |
| 43170 | Cruz Mª Esnaola Zendoia | 1 | 1971 | 1971 |
| 52154 | Dámaso de Mendiluze | 1 | 1826 | 1826 |
| 51629 | David Clemente Dos Anjos | 1 | 2023 | 2023 |
| 43181 | David Ezkiaga | 1 | 1971 | 1971 |
| 52547 | Diego Eleizalde | 1 | 1748 | 1748 |
| 47418 | Diego Eleizondo Aranguren | 1 | 1645 | 1645 |
| 52248 | Diego Elizalde | 1 | 1750 | 1750 |
| 53352 | Diego Felipe Amezketa | 1 | 1743 | 1743 |
| 53610 | Diego Olaetxea | 1 | 1884 | 1884 |
| 53030 | Diego Urrizmendi | 1 | 1699 | 1699 |
| 46310 | Distribuciones y Coloniales Lasarte S.L | 1 | 1974 | 1974 |
| 43034 | Dolores Arozena Lertxundi | 1 | 1966 | 1966 |
| 52073 | Domgino Arizaga | 1 | 1753 | 1753 |
| 52554 | Domigo Usobiaga | 1 | 1756 | 1756 |
| 47275 | Domingo Agirre Elola | 1 | 1766 | 1766 |
| 52090 | Domingo Alkain | 2 | 1744 | 1767 |
| 47247 | Domingo Andia Usobiaga | 1 | 1773 | 1773 |
| 52402 | Domingo Arezetegi | 1 | 1642 | 1642 |
| 52069 | Domingo Arregi | 1 | 1751 | 1751 |
| 52282 | Domingo Arriaga | 3 | 1693 | 1700 |
| 52537 | Domingo Azkain | 1 | 1735 | 1735 |
| 47398 | Domingo Beinaran Usandizaga | 1 | 1787 | 1787 |
| 53333 | Domingo Beobide | 1 | 1709 | 1709 |
| 52792 | Domingo Beobide Petesagasti | 1 | 1799 | 1799 |
| 52316 | Domingo Castañeda | 1 | 1693 | 1693 |
| 53561 | Domingo Egia | 1 | 1877 | 1877 |
| 52313 | Domingo Eguzkiza | 1 | 1650 | 1650 |
| 52259 | Domingo Eguzkiza Zialzeta | 1 | 1672 | 1672 |
| 53072 | Domingo Elola | 1 | 1886 | 1886 |
| 53144 | Domingo Erauso | 1 | 1712 | 1712 |
| 51911 | Domingo Etxabe | 2 | 1750 | 1780 |
| 53260 | Domingo Etxeberria | 1 | 1763 | 1763 |
| 47409 | Domingo Etxeberria Idiakez | 1 | 1654 | 1654 |
| 53095 | Domingo Eznarrizaga | 1 | 1706 | 1706 |
| 53028 | Domingo Garagorri | 1 | 1699 | 1699 |
| 53000 | Domingo Garro | 1 | 1697 | 1697 |
| 53340 | Domingo Goikoetxea | 1 | 1734 | 1734 |
| 47235 | Domingo Ignacio Alkizalete Beloki | 1 | 1760 | 1760 |
| 52079 | Domingo Ignacio Ostolaza | 1 | 1756 | 1756 |
