At most (maybe even all?) Conservative synagogues, the congregation remains seated during every kaddish (except mourner's kaddish, and then only mourners rise). At Ashkenazic Orthodox synagogues, the ...
When there are two or three sifrei torah read on the same day, either the magbiah or golel holds the first sefer while the second is read. In this case should he stand for… kadish after reading from ...