Original: In cooperation with his brother Anton Erhard Martinelli, he designed the plans of several baroque churches in the Habsburg empire, among which the church in Grossweikersdorf,  the Holy Trinity Cathedral in Blaj and the church in Dunaalmás.
Simplified: In cooperation with his brother Anton Erhard Martinelli, he designed the plans of several baroque church in the Habsburg empire, among which  the church in Grossweikersdorf and the Holy Trinity Cathedral in Blaj.