Who are AAON, Inc.'s main suppliers?

AAON, Inc. (AAON) key suppliers include: ASSOCIATED-BANK-NATIONAL-ASSOCIATION, BANK-OF-AMERICA-NATIONAL-ASSOCIATION, BOKF-NA-DBA-BANK-OF-OKLAHOMA, ENTITIES-CONTROLLED-BY-TWO-OF-THE-COMPANY-S-BOAR, U-S-BANK-NATIONAL-ASSOCIATION and 1 more. View the full supplier network at chainsifter.com/chain/AAON.

Who are AAON, Inc.'s major customers?

AAON, Inc. (AAON) key customers include: ENTITY-MANAGED-BY-A-BOARD-MEMBER-S-IMMEDIATE-FAM, BOARD-MEMBER, CONTROL-ASSOCIATION-INTERNATIONAL-INC. View the full customer network at chainsifter.com/chain/AAON.

What sector is AAON, Inc. in?

AAON, Inc. (AAON) operates in the general sector. ChainSifter tracks its verified supply chain relationships including suppliers, customers, and strategic partners.

AAON, Inc. Suppliers, Customers & Supply Chain (AAON)

6Suppliers

3Customers

1Debt Items

0Related Chains

Source-Backed Evidence Depth

AAON, Inc. (AAON) is shown with relationship data already present in ChainSifter's database. Counts below come from stored supply-chain records and filing/source URLs where available; missing source URLs are not filled in or estimated.

65Total relationships

2Distinct source URLs

64High confidence

0.846Average confidence

2026-10-28Latest database update

ChainSifter does not infer unreported suppliers, customers, ownership, acquisitions, debt exposure, revenue dependency, or future supply-chain events on this public page.

AAON, Inc. Suppliers

Ticker	Name	Confidence	Evidence
ASSOCIATED-BANK-NATIONAL-ASSOCIATION	ASSOCIATED-BANK-NATIONAL-ASSOCIATION	90%	The Company executed the Sixth Amendment to the Amended and Restated Loan Agreement with the following lenders: BOKF, NA dba Bank of Oklahoma, Wells Fargo Bank, National Association, Bank of America,…
BANK-OF-AMERICA-NATIONAL-ASSOCIATION	BANK-OF-AMERICA-NATIONAL-ASSOCIATION	90%	The Company executed the Sixth Amendment to the Amended and Restated Loan Agreement with the following lenders: BOKF, NA dba Bank of Oklahoma, Wells Fargo Bank, National Association, Bank of America,…
BOKF-NA-DBA-BANK-OF-OKLAHOMA	BOKF-NA-DBA-BANK-OF-OKLAHOMA	90%	The Company executed the Sixth Amendment to the Amended and Restated Loan Agreement with the following lenders: BOKF, NA dba Bank of Oklahoma, Wells Fargo Bank, National Association, Bank of America,…
ENTITIES-CONTROLLED-BY-TWO-OF-THE-COMPANY-S-BOAR	ENTITIES-CONTROLLED-BY-TWO-OF-THE-COMPANY-S-BOAR	90%	The Company purchases some supplies from entities controlled by two of the Company's board members and a member of the Company's executive management team.
U-S-BANK-NATIONAL-ASSOCIATION	U-S-BANK-NATIONAL-ASSOCIATION	90%	The Company executed the Sixth Amendment to the Amended and Restated Loan Agreement with the following lenders: BOKF, NA dba Bank of Oklahoma, Wells Fargo Bank, National Association, Bank of America,…
WELLS-FARGO-BANK-NATIONAL-ASSOCIATION	WELLS-FARGO-BANK-NATIONAL-ASSOCIATION	90%	The Company executed the Sixth Amendment to the Amended and Restated Loan Agreement with the following lenders: BOKF, NA dba Bank of Oklahoma, Wells Fargo Bank, National Association, Bank of America,…

AAON, Inc. Customers

Ticker	Name	Confidence	Evidence
ENTITY-MANAGED-BY-A-BOARD-MEMBER-S-IMMEDIATE-FAM	ENTITY-MANAGED-BY-A-BOARD-MEMBER-S-IMMEDIATE-FAM	90%	The Company sells units to an entity managed by a board member's immediate family.
BOARD-MEMBER	BOARD-MEMBER	80%	The Company periodically makes part sales to a board member.
CONTROL-ASSOCIATION-INTERNATIONAL-INC	CONTROL-ASSOCIATION-INTERNATIONAL-INC	62%	rd member for various Company meetings. These transactions ceased in the fourth quarter of 2025. • The Company leases flight time of an aircraft partially owned by our President and CEO. 21. Segments…

AAON, Inc. Debt Obligations

Instrument	Description	Confidence	Evidence
AAON-DEBT	Debt stack $443.3M	90%	Market cache reports total debt of $443.3M.

AAON, Inc. Acquisitions

No acquisitions on recordNo completed or pending acquisitions found in our database for AAON, Inc..

AAON, Inc. Ownership

Holder	Name	Confidence	Evidence
AAON-OWNER-WELLINGTON-MANAGEMENT-GROUP-LLP	Wellington Management Group LLP	95%	13F/ownership overlay lists Wellington Management Group LLP; as of 2026-08-13.
AAON-OWNER-BLACKROCK-INC	BlackRock, Inc.	95%	13F/ownership overlay lists BlackRock, Inc.; shares held 6,560,422; value $542.9B; as of 2026-03-31.
AAON-OWNER-VANGUARD-CAPITAL-MANAGEMENT-LLC	VANGUARD CAPITAL MANAGEMENT LLC	95%	13F/ownership overlay lists VANGUARD CAPITAL MANAGEMENT LLC; shares held 6,198,242; value $512.9B; as of 2026-03-31.
AAON-OWNER-MORGAN-STANLEY	MORGAN STANLEY	95%	13F/ownership overlay lists MORGAN STANLEY; shares held 4,951,523; value $420.3B; as of 2026-03-31.
AAON-OWNER-VANGUARD-PORTFOLIO-MANAGEMENT-LLC	VANGUARD PORTFOLIO MANAGEMENT LLC	95%	13F/ownership overlay lists VANGUARD PORTFOLIO MANAGEMENT LLC; shares held 2,908,091; value $240.6B; as of 2026-03-31.
AAON-OWNER-WASATCH-ADVISORS-LP	WASATCH ADVISORS LP	95%	13F/ownership overlay lists WASATCH ADVISORS LP; shares held 2,268,118; value $187.7B; as of 2026-03-31.
AAON-OWNER-STATE-STREET-CORP	STATE STREET CORP	95%	13F/ownership overlay lists STATE STREET CORP; shares held 2,062,614; value $170.7B; as of 2026-03-31.
AAON-OWNER-FIRST-TRUST-ADVISORS-LP	FIRST TRUST ADVISORS LP	95%	13F/ownership overlay lists FIRST TRUST ADVISORS LP; shares held 2,013,215; value $166.6B; as of 2026-03-31.
AAON-OWNER-GENEVA-CAPITAL-MANAGEMENT-LLC	GENEVA CAPITAL MANAGEMENT LLC	95%	13F/ownership overlay lists GENEVA CAPITAL MANAGEMENT LLC; shares held 1,721,631; value $142.5B; as of 2026-03-31.
AAON-OWNER-SPYGLASS-CAPITAL-MANAGEMENT-LLC	Spyglass Capital Management LLC	95%	13F/ownership overlay lists Spyglass Capital Management LLC; shares held 1,717,680; value $142.1B; as of 2026-03-31.
AAON	AAON, Inc.	82%	Shaub Matthew \| Executive Vice President \| option_exercise \| 10746 shares
AAON	AAON, Inc.	82%	beneficial ownership event from 2026-03-31.
AAON	AAON, Inc.	82%	beneficial ownership event from 2026-03-31.
AAON	AAON, Inc.	82%	Rebecca Thompson \| Chief Financial Officer \| option_exercise \| 5040 shares
AAON	AAON, Inc.	82%	Wichman Gordon Douglas \| Executive Vice President
AAON	AAON, Inc.	82%	beneficial ownership event from 2026-03-31.
AAON	AAON, Inc.	82%	Wichman Gordon Douglas \| Executive Vice President \| buy \| 10232 shares
AAON	AAON, Inc.	82%	Fields Gary D \| CEO \| option_exercise \| 7329 shares
AAON	AAON, Inc.	82%	beneficial ownership event from 2026-08-13.
AAON	AAON, Inc.	82%	Kidwell Casey \| Chief Administration Officer \| option_exercise \| 10029 shares
AAON	AAON, Inc.	82%	Gordon Douglas Wichman \| Executive Vice President \| option_exercise \| 9456 shares
AAON	AAON, Inc.	82%	beneficial ownership event from 2026-03-31.
AAON	AAON, Inc.	82%	Fields Gary D \| CEO \| option_exercise \| 7329 shares
AAON	AAON, Inc.	82%	Shaub Matthew \| Executive Vice President \| option_exercise \| 2976 shares
AAON	AAON, Inc.	82%	Gary D. Fields \| CEO \| option_exercise \| 7329 shares
AAON	AAON, Inc.	82%	Tobolski Matthew Joseph \| CEO \| option_exercise \| 10995 shares
AAON	AAON, Inc.	82%	Shaub Matthew \| Executive Vice President \| option_exercise \| 10746 shares
AAON	AAON, Inc.	82%	beneficial ownership event from 2026-03-31.
AAON	AAON, Inc.	82%	beneficial ownership event from 2026-03-31.
AAON	AAON, Inc.	82%	Rebecca Thompson \| Chief Financial Officer \| option_exercise \| 5040 shares

AAON, Inc. Extended Supply Chain Network

No secondary connectionsNo correlated companies found through shared supply chain relationships.

AAON, Inc. Supply Chain