ACCO Engineered Systems is an employee-owned mechanical contracting firm that designs, fabricates, installs, and maintains HVAC, plumbing, process piping, electrical, and building automation systems for commercial and industrial projects. Founded in 1934, it is the largest mechanical engineering contractor in the Western U.S. and ranks as the third-largest nationwide, serving clients in entertainment, hospitality, healthcare, and manufacturing sectors.

Products & services

Mechanical Systems Design, Fabrication, Installation, and Maintenance Services for designing, fabricating, installing, and maintaining mechanical systems including HVAC, refrigeration, plumbing, and process piping for commercial and industrial buildings.
Building Automation Systems Design, installation, and service of building automation and control systems to manage mechanical and electrical building operations.
Energy Management and Optimization Services focused on optimizing energy use in building mechanical systems to reduce consumption and operational costs.
Fabrication Services In-house fabrication of mechanical components such as sheet metal and piping for use in building mechanical systems.
Facility Service and Maintenance Ongoing maintenance, repair, and service of mechanical systems including HVAC, plumbing, and refrigeration in commercial and industrial facilities.
Construction and Project Management Management and execution of construction projects involving mechanical, plumbing, and related building systems.

Leadership

Jeffrey Marrs Chief Executive Officer
Ira Prentiss Fulmor Founder
John Petersen Chief Financial Officer (CFO)
Frederick O. Murga Tech Buyer

Seniority mix

Entry & junior 0 roles
Mid-level 4 roles
Senior 3 roles
Lead & principal 0 roles
Manager & above 0 roles

Based on 7 open roles

Where they hire

Pasadena, CA 5 roles
Commerce, CO 1 role
San Jose, CA 1 role

Based on 7 roles with a listed city

Work at ACCO Engineered Systems.

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