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Business Details
30 Years
experience
Emergency
services
Your Trusted Partner for Industrial Construction Solutions
Onex Construction was founded in 1996 as a regional refractory supplier and installer. Over the past 28 years, we have evolved into an industry leader specializing in high-temperature systems and engineered solutions for diverse industrial applications. Our hands-on approach spans project development through commissioning, supported by a management team with over 40 years of combined experience. We serve multiple industries including steel, aluminum, glass, chemicals, energy, and environmental sectors.

Our strategic vision focuses on delivering quality projects that exceed client expectations while setting new industry standards. Through our commitment to safety, sustainability, and innovation, we maintain world-class excellence in construction management. Our team's expertise in contract negotiations, project financials, and risk mitigation has positioned us as trusted partners for complex industrial projects globally.
Services
Construction Management Refractory Installation Preventative Maintenance Prefabrication Services Material Supply
Details
  • Year established: 1996
Highlights and features
  • Our management team has delivered results for over 40 years
  • We take a hands-on approach from project development through commissioning
  • We serve diverse industrial sectors with global project experience
  • Our team includes OSHA-certified professionals
  • We offer tailored solutions for complex industrial construction challenges
Associations and certifications
  • OSHA
Services
Construction Management
Our construction management services provide comprehensive oversight from project inception to completion. We coordinate budgets, schedules, and risk assessments while working directly with owners to ensure successful project delivery. Our team's expertise in complex industrial projects ensures adherence to timelines and specifications.
Refractory Installation
Specializing in high-temperature applications, we install all refractory types including firebrick, castables, and ceramic fiber. Our expertise covers steel, glass, and chemical industry requirements. We offer turnkey solutions for new installations and system upgrades with precision engineering support.
Preventative Maintenance
Our maintenance programs include routine inspections, outage planning, and emergency response services. We develop customized schedules to optimize equipment performance while providing rapid support for unplanned situations with complete material and labor resources.
Prefabrication Services
With a 25,000 sq ft facility featuring overhead crane access and industrial furnaces, we produce precast shapes and prefabricated linings. Our capabilities include equipment refurbishment and precision manufacturing to reduce field installation time and improve project efficiency.
Material Supply
We provide comprehensive material sourcing with domestic and international supplier partnerships. Our inventory management includes customer-specific stock programs and general material reserves. Our experts offer application-specific material selection and comparative pricing analysis to optimize project economics.
People
Paul Marshall
President, Managing Partner
Paul Marshall oversees daily operations with 35+ years construction industry experience. He holds an OSHA 500 Certification and leads company safety initiatives. Graduated from Youngstown State University with business administration degree.
Aaron Smigelski
Vice President, Director of Projects
Aaron Smigelski manages engineering and preconstruction activities. With 20+ years at Onex, he specializes in project risk assessment and cost-effective solutions. Holds industrial engineering degree from Ohio University and multiple construction certifications.
Robert Humphrey
Director of Business Development
Robert Humphrey leads client partnerships with lifelong refractory industry experience. He brings 25+ years of sales and market development expertise across multiple industrial sectors including steel and chemical manufacturing operations.
Ryan Berry
Project Executive
Ryan Berry oversees project execution from planning to completion. An OSHA 500-certified professional with engineering degree from University of Dayton, he manages safety protocols and quality assurance for all company projects.
Matt Bury
Corporate Risk / Project Controls Manager
Matt Bury manages project controls with focus on cost forecasting and accountability. Holds LEED certification and degree from John Carroll University. Specializes in sustainable construction practices and process optimization for industrial projects.
Questions
What industries does Onex Construction serve?
We serve steel, aluminum, glass, chemical, energy, and environmental industries with specialized construction and refractory solutions.
Do you offer emergency response services?
Yes, we provide rapid response with materials, equipment, and labor for unplanned industrial situations.
What construction management services do you provide?
We offer full-cycle management including budgeting, scheduling, risk assessment, and coordination of all construction activities.
Do you handle international projects?
Yes, our experience includes global projects across multiple continents and industrial sectors.
What material supply options are available?
We offer customer-specific inventory programs and general material reserves with domestic and international supplier partnerships.
Do you provide prefabrication services?
Yes, our 25,000 sq ft facility handles precast shapes, prefabricated linings, and equipment refurbishment.