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View Protech Mechanical Inc's top competitors like AECOM, Carrier, and Comfort Systems USA.

Honeywell
Honeywell Technologies is a global, pure-play automation company with a legacy of innovating to help solve the world’s most mission-critical challenges, enhancing the quality of life for people and communities around the world. We serve the building, industrial, and process sectors with a broad portfolio of services, solutions, and products, underpinned by our Honeywell Technologies Accelerator operating system and Honeywell Technologies Forge intelligence layer. By combining the deep domain expertise of our more than 50,000 employees with decades of data from our global installed base, we are uniquely positioned to lead the industrial sector’s transition from automation to autonomy. For additional information on how Honeywell processes your personal information please visit https://www.honeywell.com/privacy-statement.
Charlotte, North Carolina, US
Public
$37.9B Revenue
http://www.honeywell.com
134.6K Employees
HON Ticker
Johnson Controls
Johnson Controls is a global leader in thermal management, mission-critical building systems, energy efficiency and decarbonization. We help our customers use energy more productively, reduce carbon emissions and operate with the precision and resilience required in rapidly expanding industries such as data centers, healthcare, pharmaceuticals, advanced manufacturing and higher education. For more than 140 years, Johnson Controls has been delivering performance where it really matters. Backed by advanced technology, lifecycle services and an industry-leading field organization, we elevate customer performance, turning goals into real-world results and helping move society forward. Visit johnsoncontrols.com for more information.
IE
Public
$23.2B Revenue
http://www.johnsoncontrols.com
60.6K Employees
JCI Ticker
AECOM
AECOM is the global infrastructure leader, committed to delivering a better world. As a trusted professional services firm powered by deep technical abilities, we solve our clients’ complex challenges in water, environment, energy, transportation and buildings. Our teams partner with public- and private-sector clients to create innovative, sustainable and resilient solutions throughout the project lifecycle – from advisory, planning, design and engineering to program and construction management. AECOM is a Fortune 500 firm that had revenue of $16.1 billion in fiscal year 2024. Learn more at aecom.com.
Dallas, Texas, US
Public
$16.2B Revenue
http://www.aecom.com
61.5K Employees
ACM Ticker
G2 Leader Summer 2026 G2 Best Est ROI Mid-Market Summer 2026 G2 Easiest Admin Mid-Market Summer 2026 G2 Most Implementable Summer 2026 G2 Best Results Mid-Market Summer 2026 G2 Lead Capture Mid-Market Summer 2026 Inc Fastest Growing Private Companies 2026 Inc Best Workplace 2026
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