Pedzisa mutsara unotevera: Count Gérard Le Grelle, mwanakomana waJoseph J. Le Grelle, aiva mubhengi uye akatanga makambani einishuwarenzi Securitas (1819) uye L'Escaut (1821). Mugariro wake wakanga usiri wakasununguka, sezvo nyika yebhizimisi yakanga ichitsigira zvikuru Orangeism (Dutch Republic) nokuda kwokutya kuona Scheldt yakavharwazve neNetherlands. Mutsigiri weBelgium kubvira pachikoro chake muBrussels naPurofesa Jean-Baptiste Lesbroussart, Gérard akazvisimbisa, pakati pa1815 na1830, nokuramba zvachose chero chinzvimbo chehurumende kana chezvematongerwe enyika pasi pehurumende yeDutch uye kunyange kuramba chikumbiro chekugadzwa kuva kanzura weguta. Akasarudza kuisa simba rake muguta reAntwerp nebhangi rake. Pamwe chete nevakoma vake Henri (1798-1872) naEdmond (1805-1876), aive simba rinotyaira riri shure kwebhangi, iro rakaita basa rakakosha mukubhadhara guta reAntwerp mushure me
rusununguko rweBelgium muna 1830. Pamwe chete neRothschild Bank, Le Grelle Bank yakanga iriwo pakati pevatengesi vakuru vePapal States (iyo panguva iyoyo yaimiririra chikamu chimwe muzvina cheItaly, kubva kumaodzanyemba kweRome kusvika kuBologna) isati yabatana neItaly kuburikidza nePeter's Pence muna 1854 na 1864. Zita raVaGérard Le Grelle rinoramba rakabatanidzwa nechikumbiro chakakurumbira chorusununguko rworudzidziso muna 1825, icho chakavaita kuti vatsigirwe neRoma muna 1852.