What is Williams Tower?
{{Infobox building | name = Williams Tower | former_names = Transco Tower (1982–1998) | alternate_names = | status = Complete | image = Williamstower.jpg | image_alt = Williams Tower viewed from the street | image_size = 250px | caption = Williams Tower viewed from the street | map_type = | map_alt = | map_caption = | relief = | altitude = up | building_type = Office tower | architectural_style = [[Modern architecture|Modern]] | structural_system = | cost = U.S.&thinsp;$300 million | ren_cost = | client = | owner = Invesco Advisers Inc. | current_tenants = [[Williams Companies]]<br />[[Quanta Services]]<br />[[Valaris plc]]<br /> Cadence Bancorp<br />[[Hines Interests Limited Partnership]] <br /> [[List of diplomatic missions of Denmark|Consulate General of Denmark, Houston]]<br /> | landlord = [[Hines Interests Limited Partnership]] | location = | address = 2800 Post Oak Boulevard | location_town = [[Houston, Texas]] | location_country = United States | coordinates = {{coord|29|44|14|N|95|27|41|W|region:US_source:dewiki|display=inline,title}} | groundbreaking_date = {{Start date and age|August, 1981}} | start_date = | completion_date = Between December 1982 and January 1983 | opened_date = {{Start date and age|1983}} | inauguration_date = | renovation_date = | demolition_date = | destruction_date = | height = | architectural = | tip = | antenna_spire = | roof = {{convert|275|m|ft|abbr=on}} | top_floor = | observatory = | other_dimensions = | floor_count = 64 | floor_area = {{convert|1,483,308|sqft|m2|abbr=on}} | elevator_count = 49 | architecture_firm = [[John Burgee|John Burgee Architects]] with [[Philip Joh