Who are Duke Energy Corporation's main suppliers?

Duke Energy Corporation (DUK-PA) key suppliers include: Hallador Energy Company, Dominion Energy, Inc., Duke Energy Corporation, Enbridge Inc., Alliant Energy Corporation and 5 more. View the full supplier network at chainsifter.com/chain/DUK-PA.

Who are Duke Energy Corporation's major customers?

Duke Energy Corporation (DUK-PA) key customers include: Dominion Energy, Inc., Hallador Energy Company, Alliant Energy Corporation, NiSource Inc., Spire Inc. and 1 more. View the full customer network at chainsifter.com/chain/DUK-PA.

What sector is Duke Energy Corporation in?

Duke Energy Corporation (DUK-PA) operates in the general sector. ChainSifter tracks its verified supply chain relationships including suppliers, customers, and strategic partners.

Duke Energy Corporation Suppliers, Customers & Supply Chain (DUK-PA)

10Suppliers

6Customers

2Debt Items

20Related Chains

Source-Backed Evidence Depth

Duke Energy Corporation (DUK-PA) 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.

19Total relationships

1Distinct source URLs

4High confidence

0.755Average 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.

Duke Energy Corporation Suppliers

Ticker	Name	Confidence	Evidence
HNRG	Hallador Energy Company	85%	Reciprocal relationship from HNRG graph: face. The pillars can constitute up to 50% of the total coal in a seam. 16 Table of Contents Significant third-party customers in 2025 include Vectren Corpora…
D	Dominion Energy, Inc.	72%	Reciprocal relationship from D graph: Reciprocal relationship from DUK-PA graph: Reciprocal relationship from D graph: r generation facility in Chesapeake, Virginia BHE The legal entity, Berkshire Ha…
DUK	Duke Energy Corporation	72%	Reciprocal relationship from DUK graph: tion and response measures, including pre‑staging crews and equipment, coordination of mutual‑assistance resources and leveraging established restoration proce…
EBBNF	Enbridge Inc.	72%	Reciprocal relationship from EBBNF graph: Reciprocal relationship from DUK-PA graph: Reciprocal relationship from EBBNF graph: e continue to monitor developments and coordinate across functions to en…
LNT	Alliant Energy Corporation	72%	Reciprocal relationship from LNT graph: er 31, 2024, IPL supplied electric and natural gas service to approximately 500,000 and 230,000 retail customers, respectively, in Iowa. IPL also sells electri…
NI	NiSource Inc.	72%	Reciprocal relationship from NI graph: Reciprocal relationship from DUK-PA graph: Reciprocal relationship from NI graph: Reciprocal relationship from DUK-PA graph: Reciprocal relationship from NI gra…
PNW	Pinnacle West Capital Corporation	72%	Reciprocal relationship from PNW graph: Reciprocal relationship from DUK-PA graph: Reciprocal relationship from PNW graph: Reciprocal relationship from DUK-PA graph: Reciprocal relationship from PNW …
PWR	Quanta Services, Inc.	72%	Reciprocal relationship from PWR graph: nergy, Inc. l NextEra Energy, Inc. l Comcast Corporation l NiSource, Inc. l Duke Energy Corporation l Pattern Energy l Engie IR Holdings LLC l PG&E Corporation…
SR	Spire Inc.	72%	Reciprocal relationship from SR graph: Reciprocal relationship from DUK-PA graph: Reciprocal relationship from SR graph: Reciprocal relationship from DUK-PA graph: Reciprocal relationship from SR gra…
SRJN	SRJN	72%	Reciprocal relationship from SRJN graph: and losses. To the extent that the occurrence of any of these cyber events is self-insured or not covered by insurance, it could adversely affect the Company’…

Duke Energy Corporation Customers

Ticker	Name	Confidence	Evidence
D	Dominion Energy, Inc.	72%	Reciprocal relationship from D graph: r generation facility in Chesapeake, Virginia BHE The legal entity, Berkshire Hathaway Energy Company, one or more of its consolidated subsidiaries (including Ea…
HNRG	Hallador Energy Company	72%	Reciprocal relationship from HNRG graph: Reciprocal relationship from DUK-PA graph: Reciprocal relationship from HNRG graph: Reciprocal relationship from DUK-PA graph: Reciprocal relationship from HN…
LNT	Alliant Energy Corporation	72%	Reciprocal relationship from LNT graph: Reciprocal relationship from DUK-PA graph: Reciprocal relationship from LNT graph: Reciprocal relationship from DUK-PA graph: Reciprocal relationship from LNT …
NI	NiSource Inc.	72%	Reciprocal relationship from NI graph: . INFORMATION ABOUT OUR EXECUTIVE OFFICERS The following is a list of our Executive Officers, including their names, ages, offices held and other recent busines…
SR	Spire Inc.	72%	Reciprocal relationship from SR graph: Reciprocal relationship from DUK-PA graph: Reciprocal relationship from SR graph: Reciprocal relationship from DUK-PA graph: Reciprocal relationship from SR gra…
SRJN	SRJN	72%	Reciprocal relationship from SRJN graph: Reciprocal relationship from DUK-PA graph: Reciprocal relationship from SRJN graph: te Company policy restrictions on artificial intelligence ("AI"), whitelis…

Duke Energy Corporation Debt Obligations

Instrument	Description	Confidence	Evidence
DUK-PA-DEBT-31757	Debt	90%	debt detail from 424B3 2026-04-13.
DUK-PA-DEBT	Debt stack $91.2B	90%	Market cache reports total debt of $91.2B.

Duke Energy Corporation Acquisitions

No acquisitions on recordNo completed or pending acquisitions found in our database for Duke Energy Corporation.

Duke Energy Corporation Ownership

Holder	Name	Confidence	Evidence
DUK-PA-OWNER-VANGUARD-CAPITAL-MANAGEMENT-LLC	VANGUARD CAPITAL MANAGEMENT LLC	90%	13F overlay lists VANGUARD CAPITAL MANAGEMENT LLC as top holder; 2463 tracked holders.

Duke Energy Corporation Extended Supply Chain Network

Ticker	Name	Chain Index	Hops	Relationship Types
EBBNF	Enbridge Inc.	100.00	1	['supplier']
DUK	Duke Energy Corporation	100.00	1	['supplier']
HNRG	Hallador Energy Company	100.00	1	['customer', 'supplier']
LNT	Alliant Energy Corporation	100.00	1	['customer', 'supplier']
D	Dominion Energy, Inc.	100.00	1	['customer', 'supplier']
SRJN	SPIRE INC	100.00	1	['customer', 'supplier']
PWR	Quanta Services, Inc.	100.00	1	['supplier']
SR	Spire Inc.	100.00	1	['customer', 'supplier']
NI	NiSource Inc.	100.00	1	['customer', 'supplier']
PNW	Pinnacle West Capital Corporation	100.00	1	['supplier']
DEC	Diversified Energy Company	50.00	2
AEP	American Electric Power Company, Inc.	50.00	2
BCHT	Birchtech Corp.	50.00	2
BEP	Brookfield Renewable Partners L.P.	50.00	2
SRE	Sempra	50.00	2
CNP	CenterPoint Energy, Inc.	50.00	2
BTU	Peabody Energy Corporation	50.00	2
ORANY	ORANGE	50.00	2
PSX	Phillips 66	50.00	2
ES	Eversource Energy	50.00	2

Duke Energy Corporation Supply Chain