http://elevation.wikia.com/wiki/List_of_elevator_and_escalator_companies
"These elevators seems quite busy."
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This is a list of some notable worldwide and minor elevatorand escalator companies (except generic elevator companies).
Major companies
These are some major elevator and escalator companies.
Generic elevator (lift) companiesare some elevator companies operated locally. They maybe a subsidiary of some major elevator companies (like Otisand Kone), agent of some smaller elevator brands (likeDiebold Aufzüge), just buy some parts from them (just like some companies even buy some equipment made from Shanghai Mitsubishi) or just provide some elevator repair or maintenance services. They usually don't make their own equipment. Almost of their equipment are provided by generic elevator component companies, they manufactures elevator fixtures, pushbuttons, elevator spare parts, accessories, etc. (sometimes may not applied for the subsidiary of the major elevator companies and agent of some minor elevator brands).[1]
HITACHI ELEVATOR
http://elevation.wikia.com/wiki/Hitachi_Elevator
G1 Towe

Hitachi G1 testing tower
The G1 Tower is an elevator test tower built by Hitachi and was completed in 2010, as part of Hitachi's 100th years anniversary. It is located in the site of Mito Works in Ibaraki. It has 10 floors in total; 9 floors above ground and a basement floor. It is currently the tallest elevator testing tower in the world with a height of 213 meter.
※ Source: Web reference
昇降機・遊戯施設検査員
World's highest elevator test tower
World’s fastest elevator travels 1,230 m/min
Why Japan builds the fastest elevators
東京スカイツリーに茨城の技術が集結した送信用アンテナ
LIST OF ELEVATOR AND ESCALATOR COMPANIE
世界最速のエレベーター
油圧式エレベーターの今後!
世界最高速: 分速1,200mの超高速エレベーター
ゲイン塔
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