IIRC he owns SDV not TLV
That makes a lot more sense. As IINM his father acquired land in the Tel Aviv area, and along the shore. TLV airport (LLBG) isn’t really in Tel Aviv and probably didn’t show much potential in the early 20th century when the Lev Simcha was acquiring real estate in what was then known as Palestine.
ETA: based on what can be deduced from
this, ownership of SDV land by the Gerrer Rebbe isn’t likely, as other owners are mentioned.