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MPI began with a simple premise -- that ordering metal building supplies could be fast, easy and cost-effective. We knew that builders and contractors faced challenges every day, and we didnt need to be one of them. Since 2001, MPI has been driven to manufacture quality metal panels and building supplies, while continuously improving the customer experience along the way. Metal Panels Inc. is a leading manufacturer of quality metal panels for metal roofing, post-frame, metal building and commercial applications. 15 panels profiles available including curved panels, custom trim produced up to 21. In-plant manufacturing with portable roll-formers for on-site production available. Locations in Tulsa, OK and Kansas City, KS, serving northern Texas, Oklahoma, Kansas, Missouri, Arkansas, Southern Nebraska and Iowa. MPI supplies the metal contractor with everything they need from the slab up.
The founder of Conval, Chester A. Siver, developed an innovative and technologically advanced line of forged steel globe valves for high pressure and high temperature steam service applications primarily for the power generation industry. In 1967, Conval was incorporated and manufacturing facilities were established in Somers, Connecticut. Conval has developed extensions to the original product line which include: • "T" and angle pattern bodies • 3500 pound and a 4500 pound series • 2 1/2, 3, and 4 inch sizes • Bellows seal valves • 3 way valves • A variety of material options • Cryogenic valves • Multiple orifice blowdown valves • Ball Valves • Nuclear Power Plant Valves Convals provides basic valve products that are durable, maintainable, and yield a low cost solution over the serviceable life of the valve. Markets for Conval include the power generation industry, refining, oil and gas production, chemical, fertilizer, and pulp industries. Besides the domestic United States market, other projected growth markets are Canada, Australia, China, Southeast Asia, Mexico, South America, and developing third world countries. Over one half of Convals sales are made internationally. Conval became a Certified ISO 9001 manufacturer in September 1992. BVQI (Bureau Veritas Quality International, N.A., Inc.) semi-annually certifies that Convals Quality Management System is in accordance with appropriate international standards for design, development, production, installation, and servicing. Also, Convals quality program meets the requirements of 10CFR50, Appendix B of the Code of Federal Regulations and ASME N Stamp for its nuclear customers, and the European Pressure Equipment Directive. Conval employs approximately 100 employees working on two shifts. Convals operations consist of the machining of most parts used to assemble finished valves, the maintenance of adequate parts inventory to support production, and the development of new valve products.
AAON, Inc. is a prominent manufacturer and designer of heating, ventilation, and air conditioning (HVAC) equipment, established in 1988 in Tulsa, Oklahoma. The company has expanded its capabilities through strategic acquisitions and growth initiatives, enhancing its product range and manufacturing processes. AAON offers a diverse selection of engineered HVAC solutions tailored for various industries. Their product lineup includes semi-custom and custom rooftop units, data center cooling solutions, cleanroom systems, air handling units, and geothermal heat pumps, among others. These products are designed to meet the specific needs of commercial and industrial buildings across sectors such as healthcare, education, hospitality, and manufacturing. Over the years, AAON has achieved significant milestones, including its initial public offering in 1991 and various acquisitions to bolster its technology and product offerings. The company continues to expand its facilities to accommodate growing demand, solidifying its position as a key player in the HVAC market.