Leading Authorities Competitors and Similar CompaniesClear all
Leading Authorities's competitors and similar companies include GL events, The Adler Planetarium and FIRST.
 The Adler Planetarium The Adler Planetarium operates as a museum, laboratory, classroom, and community for exploring the Universe. | ||||
Founding Date | Founding Date 1990 | Founding Date 1978 | Founding Date 1930 | Founding Date 1996 |
Type | Type Private | Type Public | Type Private | Type Private |
Tags | ||||
Locations | Locations Washington, US HQ London, GB Chicago, US | Locations Lyon, FR HQ | Locations Chicago, US HQ | Locations New York, US HQ Dublin 18, IE Singapore, SG Singapore, SG London, GB Los Angeles, US |
Employees | Employees 1511% increase | Employees 5,93627% increase | Employees 210 | Employees 1,0131% increase |
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GL events
HQ
Lyon, FR
Employees
5,936↑ 27% increase
GL events is a world-class provider of integrated solutions and services for events.
View companyThe Adler Planetarium
HQ
Chicago, US
Employees
210
The Adler Planetarium operates as a museum, laboratory, classroom, and community for exploring the Universe.
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FIRST
HQ
New York, US
Employees
1,013↑ 1% increase
FIRST is recognized as one of the leading global event agencies.
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