Tetra Tech Competitors and Similar CompaniesClear all

Parsons's competitors and similar companies include Golder and Black & Veatch.

	Parsons Parsons Corporation (also known as Parsons Government Services Inc.) is a company engaged in engineering, construction management, and technical support for infrastructure and national security.	Golder Golder Associates (formerly known as Golder Hoek and Associates) is an environmental consulting firm.	Black & Veatch Black and Veatch is a company that delivers water, power, and infrastructure solutions.
Founding Date	Founding Date 1944	Founding Date 1960	Founding Date 1915
Type	Type Public	Type Subsidiary	Type Private
Tags	Tags Technology application software business intelligence construction management cybersecurity infrastructure	Tags Real Estate & Construction construction management construction tech energy infrastructure engineering it services legal support water	Tags Real Estate & Construction construction & design energy infrastructure energy services procurement water
Locations	Locations Chantilly, US HQ Manama, BH Burnaby, CA Calgary, CA Edmonton, CA Gravenhurst, CA Halifax, CA see more	Locations Mississauga, CA HQ Adelaide, AU Darwin, AU Milton, AU Newcastle, AU North Sydney, AU see more	Locations Overland Park, US HQ Yerevan, AM Melbourne, AU Pyrmont, AU Baku, AZ Burnaby, CA Calgary, CA see more
Employees	Employees 21,0007% increase	Employees 3,5821% decrease	Employees 12,000
Financial
Revenue (est.)	Revenue (est.) $6.4b (FY, 2025)	Revenue (est.) $1b (Y, 2018)	Revenue (est.) $5.1b (Y, 2024)

For sources of this data, please see the company profile

Mississauga, CA

Golder Associates (formerly known as Golder Hoek and Associates) is an environmental consulting firm.

Overland Park, US

Employees

12,000

Black and Veatch is a company that delivers water, power, and infrastructure solutions.

Financial