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Since 1934, owners and builders have selected ACCO Engineered Systems to design, install, and maintain more than 250,000 mechanical projects. ACCO is dedicated to the design, fabrication, installation, maintenance and service of commercial and industrial HVAC, refrigeration, plumbing, process piping, and building automation systems. ACCO offers complete in-house engineering, fabrication, installation, commissioning, and service capabilities. This integrated delivery system provides customers with the most practical, cost effective solutions for their particular mechanical and control system requirements. Through innovative engineering, comprehensive design solutions, consistent work quality, and qualified maintenance; ACCO confidently delivers the best possible solution. Over the years, we've grown at a dynamic pace, becoming one of the largest mechanical contractors in the country. To accommodate our increasing product offerings, we’ve expanded with Sunbelt Controls, Sunbelt Electric, Smith MEP, Geo. H. Wilson, PLS Companies and AES Industrial. What’s great about working here is that we’re a big enough company to be the leader in HVAC mechanical contracting in California and the Southwest U.S., but as a 100% employee-owned ESOP, we’re a private company with a family-oriented feel. Together, the employees of ACCO are comprised of intelligent, dedicated, and entrepreneurial team members who enjoy what they do. Several of our employees have worked at ACCO for twenty-five, thirty, and even over forty years! Follow our page to receive updates and job posting notifications. ACCO is an Equal Opportunity Employer AA M/F/V/D.

Website http://www.accoes.com
Revenue $1.5 billion
Employees 2,567 (1,764 on RocketReach)
Founded 1934
Address 888 East Walnut Street, Pasadena, California 91101, US
Phone (818) 244-6571
Fax (510) 347-1308
Technologies
Industry Construction, Commercial & Residential Construction, Commercial Real Estate, Mechanical Engineering, Real Estate, Plumbing & Process Piping, Real Estate Investment, HVAC, Financial Services, Service & Maintenance, Design-Build & Design-Assist, BIM & VDC, Sheet Metal & Piping, Industrial Construction, Energy Solutions, Commissioning
Web Rank 776600
Keywords Mechanical Design, Hvac Installation, Engineering Services, Building Systems, Commercial Construction, Mechanical Contracting, Industrial Automation, Facility Maintenance, Building Automation, System Integration, Controls Systems, Building Controls, Project Management, Plant Maintenance, Plumbing Systems, Industrial Equipment, Process Automation, Electrical Systems, Fire Protection
Competitors Johnson Controls, Goodman Manufacturing, Rinnai America Corporation, Carrier, Lennox International, Bard Manufacturing Company, Inc., Daikin Industries, Ltd., York, American Standard Heating and Air Conditioning / Air Heat Supplies, Trane Technologies +34 more (view full list)
SIC SIC Code 17 Companies, SIC Code 171 Companies
NAICS NAICS Code 238 Companies, NAICS Code 23 Companies, NAICS Code 238220 Companies, NAICS Code 23822 Companies, NAICS Code 2382 Companies

ACCO Engineered Systems Questions

The ACCO Engineered Systems annual revenue was $1.5 billion in 2026.

Jeffrey Marrs is the President and CEO of ACCO Engineered Systems.

1,764 people are employed at ACCO Engineered Systems.

ACCO Engineered Systems is based in Pasadena, California.

The NAICS codes for ACCO Engineered Systems are [238, 23, 238220, 23822, 2382].

The SIC codes for ACCO Engineered Systems are [17, 171].

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