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Business Details
50+ Years
experience
Your Trusted Partner for Precision Manufacturing Solutions
Arizona Thermal Products was founded in 1956 as St. Mary Manufacturing Corp., evolving through strategic growth and a 2001 merger with Ascension Sheet Metal Fabrication, Inc. to become a unified entity. Our 100,000-square-foot facility in North Tonawanda, NY, equipped with 50-ton cranes, supports precision manufacturing for Fortune 500 companies and smaller firms across aerospace, automotive, defense, and energy sectors. We specialize in turnkey solutions, offering end-to-end services from technical consultation and material sourcing to fabrication, assembly, and testing. With over six decades of experience, we prioritize innovation, quality assurance, and client collaboration to deliver cost-effective, durable systems.

Our expertise in modular design, pressure vessels, and patented Spin Roll technology underscores our commitment to engineering excellence. We serve clients nationwide and in Ontario, integrating project management, 3D design, and skid packaging to streamline complex projects. Our ISO 9001:2015 certification and adherence to ASME, China Code, and PED standards reflect our dedication to global quality benchmarks. We focus on long-term partnerships, ensuring reliability and adaptability to meet evolving industry demands. Our team combines generational expertise with cutting-edge capabilities to transform client concepts into market-ready solutions.
Services
Turnkey Manufacturing Project Management Engineering 3D Design Pressure Vessels Machining Product Prototyping Modular Design Structural Fabrication Miscellaneous Fabrication Skid Packaging
Details
  • Year established: 1956
Highlights and features
  • We offer 65 years of experience in precision manufacturing since 1956.
  • Our 100,000 sq.ft. facility accommodates projects of all sizes with 50-ton crane capacity.
  • We serve Fortune 500 companies across aerospace, automotive, defense, and energy sectors.
  • Our ISO 9001:2015 certification ensures rigorous quality control standards.
  • We provide end-to-end turnkey solutions from concept to installation.
Associations and certifications
  • ISO 9001:2015
  • ASME
  • China Code
  • PED
  • CSA
Services
Turnkey Manufacturing
Arizona Thermal Products delivers comprehensive turnkey manufacturing services, handling projects from initial design to final installation. Our process includes technical consultation, material sourcing, fabrication, assembly, and testing to meet client specifications. With integrated project management and ISO-certified quality control, we ensure efficient production and durable systems tailored to aerospace, energy, and industrial needs.
Engineering 3D Design
Our engineering team utilizes advanced 3D design tools to develop precise, functional models for custom fabrication and modular systems. This technology supports prototyping, structural analysis, and manufacturing optimization, ensuring cost-effective solutions that align with ASME and ISO standards. We specialize in transforming client concepts into detailed, production-ready designs.
Pressure Vessels
Arizona Thermal Products fabricates ASME-certified pressure vessels for industrial and energy applications. Our capabilities include custom design, material selection, and precision welding to meet PED, China Code, and API standards. Each vessel undergoes rigorous testing to ensure safety, durability, and compliance with client specifications.
Modular Design
We design and build modular systems that streamline on-site installation and reduce costs. Our modular approach integrates skid-mounted process equipment, simulators, and machine assemblies, adhering to building codes like AWS D1.1 and ANSI B31.3. In-house testing ensures functionality before delivery.
Product Prototyping
Ascension offers prototyping services to validate designs before full-scale production. Using advanced machining and fabrication techniques, we create functional prototypes for testing performance and manufacturability. This process reduces time-to-market and ensures alignment with client requirements.
Questions
What services does Arizona Thermal Products offer?
We provide turnkey manufacturing, engineering, 3D design, pressure vessels, modular systems, machining, and product prototyping for industrial and energy sectors.
How long has Arizona Thermal Products been in business?
Founded in 1956 as St. Mary Manufacturing Corp., we merged with Ascension Sheet Metal in 2001 to become a unified manufacturing leader.
What industries do you serve?
We support aerospace, automotive, defense, energy, process equipment, and automation industries with custom fabrication and precision manufacturing.
Are your products ISO certified?
Yes, we are ISO 9001:2015 certified and adhere to ASME, China Code, PED, and CSA standards for quality assurance.
Where is Arizona Thermal Products located?
Our 100,000 sq.ft. facility is at 1254 Erie Avenue, North Tonawanda, NY, serving clients across the Northeastern U.S. and Ontario.
Can you handle large-scale manufacturing projects?
Our facility includes 50-ton cranes and advanced equipment to accommodate projects of all sizes, from small components to large systems.