# AAON, INC.

Summary updated: 2026-10-02T16:11:41.81664Z
Canonical: https://finbar.com/research/companies/aaon-inc

## Overview

AAON, Inc. designs and manufactures heating, ventilation and air-conditioning (HVAC) equipment and liquid-cooling systems for commercial and industrial buildings, data centers and cleanrooms. Its products include rooftop and air-handling units, cooling systems, heat pumps and controls; its reportable segments are AAON Oklahoma, AAON Coil Products and BASX. [1](https://app.finbar.com/go?id=P81029913)[2](https://app.finbar.com/go?id=P47339244)[3](https://app.finbar.com/go?id=P108282109)[4](https://app.finbar.com/go?id=P49763535)[5](https://app.finbar.com/go?id=P38421365)[6](https://app.finbar.com/go?id=P27098446)[7](https://app.finbar.com/go?id=P100712968)

The company’s manufacturing footprint includes facilities in Oklahoma, Tennessee, Missouri, Texas and Oregon. [4](https://app.finbar.com/go?id=P49763535)[5](https://app.finbar.com/go?id=P38421365)[6](https://app.finbar.com/go?id=P27098446) AAON reported 2025 net sales of $1.442 billion, and its investor profile states that it has more than 3,000 employees. [8](https://app.finbar.com/go?id=T13941424)[9](https://investors.aaon.com/about) Foreign sales were $38.1 million in 2025, indicating that sales were predominantly domestic. [10](https://investors.aaon.com/hubfs/2025%20AAON%20Annual%20Report.pdf) The company describes its founding mission as making “the best HVAC equipment in the world for the best value.” [11](https://www.aaon.com/news/2023-annual-report-and-letter-from-ceo)
[1](https://app.finbar.com/go?id=P81029913)[2](https://app.finbar.com/go?id=P47339244)[3](https://app.finbar.com/go?id=P108282109)[4](https://app.finbar.com/go?id=P49763535)[5](https://app.finbar.com/go?id=P38421365)[6](https://app.finbar.com/go?id=P27098446)[7](https://app.finbar.com/go?id=P100712968)[8](https://app.finbar.com/go?id=T13941424)[9](https://investors.aaon.com/about)[10](https://investors.aaon.com/hubfs/2025%20AAON%20Annual%20Report.pdf)[11](https://www.aaon.com/news/2023-annual-report-and-letter-from-ceo)

## Products & services

AAON’s product portfolio includes semi-custom and custom rooftop units, air-handling and makeup-air units, energy-recovery systems, condensing units, coils, geothermal and water-source heat pumps, packaged outdoor mechanical rooms, controls, cleanroom systems, and data-center cooling equipment. Its AAON-branded offerings include configurable HVAC systems and controls, while AAON Coil Products supplies heating and cooling coils and HVAC systems, including products used by other AAON businesses. [12](https://app.finbar.com/go?id=P155392038)[13](https://app.finbar.com/go?id=P155392015)[14](https://app.finbar.com/go?id=P155392017)

BASX products include custom data-center cooling systems, cleanroom ventilation, customized air handlers, and modular solutions. Data-center equipment includes direct evaporative coolers, fan-coil walls, computer-room air handlers, overhead fan-coil units, and packaged air-handling systems. BASX’s coolant distribution unit is designed to connect facility-water and technology-cooling loops to server cold plates, with flow, temperature, and pressure control; reported features include support for rack densities above 100 kW, redundant hot-swappable pumps and power supplies, leak detection, and automated isolation. [15](https://app.finbar.com/go?id=P155392018)[16](https://app.finbar.com/go?id=P108705696)[17](https://app.finbar.com/go?id=P35882976) AAON’s published specifications include RN Series rooftop units from 6 to 140 tons and air-handling units with listed capacities ranging from 400 to 75,500 CFM, depending on configuration. [18](https://www.aaon.com/products/rn-series)[19](https://www.aaon.com/products/air-handling-units)

Related offerings include aftermarket parts sold through retail parts stores and online, as well as controls software. Prism 2 supports controller monitoring, setpoints, configuration, scheduling, trend logs, and alarms; AAON also describes controls integration with BACnet-capable systems. [13](https://app.finbar.com/go?id=P155392015)[20](https://www.aaon.com/Parts)[21](https://www.aaon.com/products/prism2)[22](https://www.aaon.com/applications/controls-applications) In the first half of 2026, reported segment sales were $506.2 million for AAON Oklahoma (about 45.0% of total sales), $264.3 million for AAON Coil Products (23.5%), and $353.4 million for BASX (31.4%). By brand, AAON products represented about 49.0% of first-half sales and BASX products about 51.0%; the company does not provide revenue shares for individual equipment types. [23](https://app.finbar.com/go?id=T17920138)[24](https://app.finbar.com/go?id=T17920082)
[12](https://app.finbar.com/go?id=P155392038)[13](https://app.finbar.com/go?id=P155392015)[14](https://app.finbar.com/go?id=P155392017)[15](https://app.finbar.com/go?id=P155392018)[16](https://app.finbar.com/go?id=P108705696)[17](https://app.finbar.com/go?id=P35882976)[18](https://www.aaon.com/products/rn-series)[19](https://www.aaon.com/products/air-handling-units)[20](https://www.aaon.com/Parts)[21](https://www.aaon.com/products/prism2)[22](https://www.aaon.com/applications/controls-applications)[23](https://app.finbar.com/go?id=T17920138)[23](https://app.finbar.com/go?id=T17920138)[23](https://app.finbar.com/go?id=T17920138)[24](https://app.finbar.com/go?id=T17920082)[24](https://app.finbar.com/go?id=T17920082)[18](https://www.aaon.com/products/rn-series)[19](https://www.aaon.com/products/air-handling-units)[20](https://www.aaon.com/Parts)[21](https://www.aaon.com/products/prism2)[22](https://www.aaon.com/applications/controls-applications)

## Geographic presence

AAON’s U.S. operating footprint includes Tulsa, Oklahoma, where it has manufacturing, office, research and development, customer-center, retail, and distribution operations; Memphis, Tennessee, and Longview, Texas, which have manufacturing operations; a controls facility in Parkville, Missouri; and plant or warehousing operations in Redmond, Sisters, and Bend, Oregon. Its principal executive office is in Tulsa. [25](https://app.finbar.com/go?id=T12140823)[26](https://app.finbar.com/go?id=T11300619)[27](https://app.finbar.com/go?id=T13528311)[28](https://app.finbar.com/go?id=T1370545)[29](https://app.finbar.com/go?id=P155392122)

AAON sells products in all 50 U.S. states and certain Canadian provinces, primarily through independent manufacturers’ representatives. Its sales are primarily domestic: foreign sales were approximately $38.1 million, or 2.6% of net sales, in 2025, compared with $30.1 million (2.5%) in 2024 and $39.9 million (3.4%) in 2023. [30](https://app.finbar.com/go?id=P96305622)[31](https://app.finbar.com/go?id=P47742943)[32](https://app.finbar.com/go?id=P91577993)
[25](https://app.finbar.com/go?id=T12140823)[26](https://app.finbar.com/go?id=T11300619)[27](https://app.finbar.com/go?id=T13528311)[28](https://app.finbar.com/go?id=T1370545)[29](https://app.finbar.com/go?id=P155392122)[30](https://app.finbar.com/go?id=P96305622)[31](https://app.finbar.com/go?id=P47742943)[32](https://app.finbar.com/go?id=P91577993)

## Business segments

AAON reports three operating segments, differentiated by their products, manufacturing processes, and end markets. AAON Oklahoma focuses on configurable HVAC systems, controls solutions, and aftermarket parts; AAON Coil Products manufactures semi-custom and custom HVAC systems and heating and cooling coils, including products supplied to the other segments; and BASX focuses on high-performance cooling for hyperscale data centers, cleanroom ventilation, and customized air-handling and modular solutions. [3](https://app.finbar.com/go?id=P108282109)[4](https://app.finbar.com/go?id=P49763535)[5](https://app.finbar.com/go?id=P38421365)[6](https://app.finbar.com/go?id=P27098446)

For FY2025, AAON Oklahoma generated approximately 55.6% of consolidated net sales, AAON Coil Products 22.6%, and BASX 21.9%. [8](https://app.finbar.com/go?id=T13941424) In the six months ended June 30, 2026, the respective shares were approximately 45.0%, 23.5%, and 31.4%; these are year-to-date figures, not full-year results. [23](https://app.finbar.com/go?id=T17920138)

The company also discloses revenue by brand and discusses products and applications across segments; those are separate breakdowns, not additional reportable segments. [33](https://app.finbar.com/go?id=T8655615)[34](https://app.finbar.com/go?id=T17920080)
[3](https://app.finbar.com/go?id=P108282109)[4](https://app.finbar.com/go?id=P49763535)[5](https://app.finbar.com/go?id=P38421365)[6](https://app.finbar.com/go?id=P27098446)[8](https://app.finbar.com/go?id=T13941424)[23](https://app.finbar.com/go?id=T17920138)[33](https://app.finbar.com/go?id=T8655615)[34](https://app.finbar.com/go?id=T17920080)

## Company history

AAON, Inc. was incorporated in Nevada in 1987 and began operating in 1988, founded by Norm Asbjornson. [35](https://app.finbar.com/go?id=P108786295)[36](https://app.finbar.com/go?id=P155391625)[37](https://www.aaon.com/hubfs/Documents/IR%20Documents/IR%20Presentations/2023%20AAON%20Investor%20Day%20Presentation.pdf) In 1989, the company moved production to a renovated Tulsa facility and introduced rooftop units; it went public in 1990. [38](https://www.aaon.com/about)

AAON expanded into coil products in the early 1990s, establishing operations in Longview, Texas. [37](https://www.aaon.com/hubfs/Documents/IR%20Documents/IR%20Presentations/2023%20AAON%20Investor%20Day%20Presentation.pdf) In 2018, it acquired substantially all of the assets of WattMaster Controls, extending its controls business. [39](https://www.sec.gov/Archives/edgar/data/824142/000082414218000024/pressrelease.htm) In 2021, AAON acquired BASX, adding products serving data-center cooling, cleanroom, and air-handling markets. [40](https://app.finbar.com/go?id=P90250631)[41](https://investors.aaon.com/hubfs/Documents/IR%20Documents/Annual%20Reports/AAON_2021_AnnualReport.pdf)

Founder Norm Asbjornson stepped down as CEO in 2020, with Gary Fields succeeding him; Matt Tobolski became CEO in May 2025. [42](https://www.aaon.com/news/aaon-appoints-matt-j.-tobolski-as-new-chief-executive-officer-0) AAON announced plans for a new Memphis facility in 2024 to expand production capacity, and the facility was commissioned in 2025. [43](https://www.aaon.com/news/aaon-announces-expansion-plans-to-increase-production-capacity-with-new-facility-in-memphis-tennessee)[44](https://investors.aaon.com/hubfs/Documents/IR%20Documents/Annual%20Reports/AAON%202024%20Annual%20Report.pdf)
[35](https://app.finbar.com/go?id=P108786295)[36](https://app.finbar.com/go?id=P155391625)[40](https://app.finbar.com/go?id=P90250631)[37](https://www.aaon.com/hubfs/Documents/IR%20Documents/IR%20Presentations/2023%20AAON%20Investor%20Day%20Presentation.pdf)[38](https://www.aaon.com/about)[39](https://www.sec.gov/Archives/edgar/data/824142/000082414218000024/pressrelease.htm)[41](https://investors.aaon.com/hubfs/Documents/IR%20Documents/Annual%20Reports/AAON_2021_AnnualReport.pdf)[42](https://www.aaon.com/news/aaon-appoints-matt-j.-tobolski-as-new-chief-executive-officer-0)[43](https://www.aaon.com/news/aaon-announces-expansion-plans-to-increase-production-capacity-with-new-facility-in-memphis-tennessee)[44](https://investors.aaon.com/hubfs/Documents/IR%20Documents/Annual%20Reports/AAON%202024%20Annual%20Report.pdf)

## Sources

1. [AAON, INC. — Full financial report (2025 Y)](https://app.finbar.com/go?id=P81029913)
2. [AAON, INC. — Full financial report (2025 Y)](https://app.finbar.com/go?id=P47339244)
3. [AAON, INC. — Full financial report (2025 Y)](https://app.finbar.com/go?id=P108282109)
4. [AAON, INC. — Full financial report (2025 Y)](https://app.finbar.com/go?id=P49763535)
5. [AAON, INC. — Full financial report (2025 Y)](https://app.finbar.com/go?id=P38421365)
6. [AAON, INC. — Full financial report (2025 Y)](https://app.finbar.com/go?id=P27098446)
7. [AAON, INC. — Full financial report (2025 Y)](https://app.finbar.com/go?id=P100712968)
8. [AAON, INC. — Full financial report (2025 Y)](https://app.finbar.com/go?id=T13941424)
9. [investors.aaon.com](https://investors.aaon.com/about)
10. [investors.aaon.com](https://investors.aaon.com/hubfs/2025%20AAON%20Annual%20Report.pdf)
11. [www.aaon.com](https://www.aaon.com/news/2023-annual-report-and-letter-from-ceo)
12. [AAON, INC. — Full financial report (2026 Q 2)](https://app.finbar.com/go?id=P155392038)
13. [AAON, INC. — Full financial report (2026 Q 2)](https://app.finbar.com/go?id=P155392015)
14. [AAON, INC. — Full financial report (2026 Q 2)](https://app.finbar.com/go?id=P155392017)
15. [AAON, INC. — Full financial report (2026 Q 2)](https://app.finbar.com/go?id=P155392018)
16. [AAON, INC. — Full financial report (2025 Y)](https://app.finbar.com/go?id=P108705696)
17. [AAON, INC. — Full financial report (2025 Y)](https://app.finbar.com/go?id=P35882976)
18. [www.aaon.com](https://www.aaon.com/products/rn-series)
19. [www.aaon.com](https://www.aaon.com/products/air-handling-units)
20. [www.aaon.com](https://www.aaon.com/Parts)
21. [www.aaon.com](https://www.aaon.com/products/prism2)
22. [www.aaon.com](https://www.aaon.com/applications/controls-applications)
23. [AAON, INC. — Full financial report (2026 Q 2)](https://app.finbar.com/go?id=T17920138)
24. [AAON, INC. — Full financial report (2026 Q 2)](https://app.finbar.com/go?id=T17920082)
25. [AAON, INC. — Full financial report (2025 Y)](https://app.finbar.com/go?id=T12140823)
26. [AAON, INC. — Full financial report (2025 Y)](https://app.finbar.com/go?id=T11300619)
27. [AAON, INC. — Full financial report (2025 Y)](https://app.finbar.com/go?id=T13528311)
28. [AAON, INC. — Full financial report (2025 Y)](https://app.finbar.com/go?id=T1370545)
29. [AAON, INC. — Full financial report (2026 Q 2)](https://app.finbar.com/go?id=P155392122)
30. [AAON, INC. — Full financial report (2025 Y)](https://app.finbar.com/go?id=P96305622)
31. [AAON, INC. — Full financial report (2025 Y)](https://app.finbar.com/go?id=P47742943)
32. [AAON, INC. — Full financial report (2025 Y)](https://app.finbar.com/go?id=P91577993)
33. [AAON, INC. — Full financial report (2025 Y)](https://app.finbar.com/go?id=T8655615)
34. [AAON, INC. — Full financial report (2026 Q 2)](https://app.finbar.com/go?id=T17920080)
35. [AAON, INC. — Full financial report (2025 Y)](https://app.finbar.com/go?id=P108786295)
36. [AAON, INC. — Press release (2026 Q 2)](https://app.finbar.com/go?id=P155391625)
37. [www.aaon.com](https://www.aaon.com/hubfs/Documents/IR%20Documents/IR%20Presentations/2023%20AAON%20Investor%20Day%20Presentation.pdf)
38. [www.aaon.com](https://www.aaon.com/about)
39. [www.sec.gov](https://www.sec.gov/Archives/edgar/data/824142/000082414218000024/pressrelease.htm)
40. [AAON, INC. — Full financial report (2021 Y)](https://app.finbar.com/go?id=P90250631)
41. [investors.aaon.com](https://investors.aaon.com/hubfs/Documents/IR%20Documents/Annual%20Reports/AAON_2021_AnnualReport.pdf)
42. [www.aaon.com](https://www.aaon.com/news/aaon-appoints-matt-j.-tobolski-as-new-chief-executive-officer-0)
43. [www.aaon.com](https://www.aaon.com/news/aaon-announces-expansion-plans-to-increase-production-capacity-with-new-facility-in-memphis-tennessee)
44. [investors.aaon.com](https://investors.aaon.com/hubfs/Documents/IR%20Documents/Annual%20Reports/AAON%202024%20Annual%20Report.pdf)

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