O’Halloran & O’Brien Competitors and Similar CompaniesClear all

O’Halloran & O’Brien's competitors and similar companies include Skyline Construction, TechniScan, Lauber IWISA and Grinder Haizlip Construction.

	O’Halloran & O’Brien O’Halloran & O’Brien is a provider of groundworks to a contractor, encompassing civil engineering and ground remediation.	Skyline Construction Skyline Construction is a construction company offering a range of building and refurbishing services.	TechniScan TechniScan is a company offering roofing and building envelope solutions.	Lauber IWISA Lauber IWISA is a company that specializes in the fields of building technology and building envelopes.	Grinder Haizlip Construction Grinder Haizlip Construction is a company specializing in commercial and industrial construction services.
Founding Date	Founding Date 1972	Founding Date 1996	Founding Date 1991	Founding Date 1933	Founding Date 1992
Type	Type Private	Type Private	Type Private	Type Private	Type Private
Tags	Tags Real Estate & Construction building management construction & design construction management construction tech contractor infrastructure	Tags Real Estate & Construction building management construction management contractor infrastructure	Tags Real Estate & Construction construction & design construction management construction tech contractor	Tags Real Estate & Construction building management construction & design construction management construction tech	Tags Real Estate & Construction building management construction & design construction management construction tech contractor
Locations	Locations HQ	Locations San Francisco, US HQ Austin, US Bellevue, US Chicago, US Pleasanton, US San Diego, US Santa Clara, US see more	Locations Denver, US HQ	Locations Naters, CH HQ	Locations HQ
Employees	Employees 3171% decrease	Employees 8111% increase	Employees 1	Employees 63	Employees 26