According to the following article about property tax exemption for the Rivercrest luxury apartments in Fishkill, the WTS have also purchased an adjacent waterfront property for development:
Town Supervisor Bob LaColla said the Witnesses have a vision for the old industrial land. "They called to say they're still planning on coming in with a plan for the old Circle M site." That's the long-gone company that operated a wood-treatment plant there.http://www.poughkeepsiejournal.com/story/news/local/2015/05/12/jehovahs-witnesses-fishkill-tax-exemption/27206609/
No comment was forthcoming from the Witnesses headquarters. The group's property dealings are under the name of Watchtower Bible & Tract Society of New York, Inc. LaColla said the group's representatives have spoken of building an assembly hall, a video production studio and three office buildings there.
Calculations based on the deed indicate a likely sale price of $6 million.
They say that lightning doesn't strike twice, but...