6Suppliers
30Customers
2Debt Items
20Related Chains

Source-Backed Evidence Depth

Black Hills Corporation (BKH) 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.

39Total relationships
2Distinct source URLs
21High confidence
0.777Average confidence
2026-09-13Latest database update
ChainSifter does not infer unreported suppliers, customers, ownership, acquisitions, debt exposure, revenue dependency, or future supply-chain events on this public page.

Black Hills Corporation Suppliers

TickerNameConfidenceEvidence
BLACK-HILLS-IOWA-GAS-UTILITY-COMPANY-LLC BLACK-HILLS-IOWA-GAS-UTILITY-COMPANY-LLC 90% Black Hills Iowa Gas Utility Company, LLC, a direct, wholly-owned subsidiary of Black Hills Utility Holdings, providing natural gas services to customers in Iowa
BLACK-HILLS-KANSAS-GAS-UTILITY-COMPANY-LLC BLACK-HILLS-KANSAS-GAS-UTILITY-COMPANY-LLC 90% Black Hills Kansas Gas Utility Company, LLC, a direct, wholly-owned subsidiary of Black Hills Utility Holdings, providing natural gas services to customers in Kansas
BLACK-HILLS-NON-REGULATED-HOLDINGS-LLC BLACK-HILLS-NON-REGULATED-HOLDINGS-LLC 90% Black Hills Non-regulated Holdings, LLC, a direct, wholly-owned subsidiary of Black Hills Corporation
BLACK-HILLS-UTILITY-HOLDINGS-INC BLACK-HILLS-UTILITY-HOLDINGS-INC 90% Black Hills Utility Holdings, Inc., a direct, wholly-owned subsidiary of Black Hills Corporation
NWE NorthWestern Energy Group, Inc. 72% Reciprocal relationship from NWE graph: Reciprocal relationship from BKH graph: Reciprocal relationship from NWE graph: Reciprocal relationship from BKH graph: Reciprocal relationship from NWE graph:…
WES Western Midstream Partners, LP 72% Reciprocal relationship from WES graph: pipeline at FERC-based rates. The pipeline provides crude-oil and NGLs takeaway capacity from Platteville, Colorado, to ET’s storage facility in Cushing, Oklah…

Black Hills Corporation Customers

TickerNameConfidenceEvidence
USGOV-DEPARTMENT-OF-DEFENSE USGOV-DEPARTMENT-OF-DEFENSE 95% USAspending awards from Department of Defense: $5,000 across 1 awards. W912ES25PA064 10 YEAR NATURAL GAS CONTRACT FOR LD 10, 5 LOCK AND DAM LANE GUTTENBERG IA 52052-0849 | Qwen corrected direction: E…
USGOV-DEPARTMENT-OF-HEALTH-AND-HUMAN-SERVICES USGOV-DEPARTMENT-OF-HEALTH-AND-HUMAN-SERVICES 95% USAspending awards from Department of Health and Human Services: $113,672 across 6 awards. 75H70922P00016 NATURAL GAS UTILITIES WRSU & WRFCHC FY 2022; 75H70925P00143 OEHE-ARAPAHOE CLINIC - UTILITY: N…
USGOV-DEPARTMENT-OF-JUSTICE USGOV-DEPARTMENT-OF-JUSTICE 95% USAspending awards from Department of Justice: $573,513 across 1 awards. 15B40624F00000161 BLACK HILLS - JUL- SEP FY2024 INCREASE FUNDS FOR AN EXPECTATION OF AN ABOVE AVERAGE TEMPERATURE INCREASE THI…
USGOV-DEPARTMENT-OF-THE-INTERIOR USGOV-DEPARTMENT-OF-THE-INTERIOR 95% USAspending awards from Department of the Interior: $146,750 across 2 awards. INR17PD00353 IGF::OT::IGF HAVING GAS SERVICE PROVIDED TO BONHAM HEADQUARTERS IN COLLBRAN,CO 24 HOURS A DAY, SEVEN DAYS A …
BLACK-HILLS-ELECTRIC-PARENT-HOLDINGS BLACK-HILLS-ELECTRIC-PARENT-HOLDINGS 85% BCIS customers shall not participate in the PCA to the extent of service received under the tariff. Choice Gas Program Regulator-approved programs in Wyoming and Nebraska that allow certain utility c…
BLACK-HILLS-ENERGY-BLACK-HILLS-NON-REGULATED-HOL BLACK-HILLS-ENERGY-BLACK-HILLS-NON-REGULATED-HOL 85% s Energy Services Company, an indirect, wholly-owned subsidiary of Black Hills Utility Holdings, providing natural gas commodity supply for the Choice Gas Programs (doing business as Black Hills Ener…
BLACK-HILLS-NON-REGULATED-HOLDINGS BLACK-HILLS-NON-REGULATED-HOLDINGS 85% ge wildfire risks driven by asset-based risk assessments that include asset programs, integrity programs and operational response. WPSC Wyoming Public Service Commission WRDC Wyodak Resources Develop…
BLACK-HILLS-NON-REGULATED-HOLDINGS-LLC BLACK-HILLS-NON-REGULATED-HOLDINGS-LLC 85% s Energy Services Company, an indirect, wholly-owned subsidiary of Black Hills Utility Holdings, providing natural gas commodity supply for the Choice Gas Programs (doing business as Black Hills Ener…
BLACK-HILLS-UTILITY-HOLDINGS-INC BLACK-HILLS-UTILITY-HOLDINGS-INC 85% ack Hills Non-regulated Holdings, LLC, a direct, wholly-owned subsidiary of Black Hills Corporation Black Hills Utility Holdings Black Hills Utility Holdings, Inc., a direct, wholly-owned subsidiary …
COLORADO-ELECTRIC-BLACK-HILLS-COLORADO-ELECTRIC- COLORADO-ELECTRIC-BLACK-HILLS-COLORADO-ELECTRIC- 85% BCIS customers shall not participate in the PCA to the extent of service received under the tariff. Choice Gas Program Regulator-approved programs in Wyoming and Nebraska that allow certain utility c…
HILLS-NON-REGULATED-HOLDINGS-LLC HILLS-NON-REGULATED-HOLDINGS-LLC 85% ack Hills Non-regulated Holdings, LLC, a direct, wholly-owned subsidiary of Black Hills Corporation Black Hills Utility Holdings Black Hills Utility Holdings, Inc., a direct, wholly-owned subsidiary …
IOWA-GAS-BLACK-HILLS-IOWA-GAS-UTILITY-COMPANY-LL IOWA-GAS-BLACK-HILLS-IOWA-GAS-UTILITY-COMPANY-LL 85% e number of heating degree days. Heating degree days are used in the utility industry to measure the relative coldness of weather and to compare relative temperatures between one geographic area and …
NORTHWESTERN-MERGER-SUB-RIVER-MERGER-SUB-INC NORTHWESTERN-MERGER-SUB-RIVER-MERGER-SUB-INC 85% fully self-supporting and does not shift costs to other customer classes. Merger Merger Sub merging with and into NorthWestern Merger Agreement The Agreement and Plan of Merger, dated August 18, 2025…
SERVICE-KANSAS-GAS-BLACK-HILLS-KANSAS-GAS-UTILIT SERVICE-KANSAS-GAS-BLACK-HILLS-KANSAS-GAS-UTILIT 85% Holdings, providing natural gas services to customers in Iowa (doing business as Black Hills Energy). IRS United States Internal Revenue Service Kansas Gas Black Hills Kansas Gas Utility Company, LLC…
SOUTH-DAKOTA-ELECTRIC-BLACK-HILLS-POWER-INC SOUTH-DAKOTA-ELECTRIC-BLACK-HILLS-POWER-INC 85% and Exchange Commission Service Guard Comfort Plan Appliance protection plan that provides home appliance repair services through ongoing monthly service agreements to residential utility customers. …
NWE NorthWestern Energy Group, Inc. 72% Reciprocal relationship from NWE graph: Reciprocal relationship from BKH graph: Reciprocal relationship from NWE graph: Reciprocal relationship from BKH graph: Reciprocal relationship from NWE graph:…
NWE NorthWestern Energy Group, Inc. 72% fully self-supporting and does not shift costs to other customer classes. Merger Merger Sub merging with and into NorthWestern Merger Agreement The Agreement and Plan of Merger, dated August 18, 2025…
SPGI S&P Global Inc. 72% and Exchange Commission Service Guard Comfort Plan Appliance protection plan that provides home appliance repair services through ongoing monthly service agreements to residential utility customers. …
SPGI S&P Global Inc. 72% Reciprocal relationship from SPGI graph: Reciprocal relationship from BKH graph: Reciprocal relationship from SPGI graph: Reciprocal relationship from BKH graph: and Exchange Commission Service Guard…
BHC-BLACK-HILLS-CORPORATION BHC-BLACK-HILLS-CORPORATION 62% Item 2. Management’s Discussion and Analysis of Financial Condition and Results of Operations 28 Executive Summary 28 Recent Developments 28 Results of Operations 29 Consolidated Summary and Overview…
BLACK-HILLS-CORPORATION-BLACK-HILLS-UTILITY-HOLD BLACK-HILLS-CORPORATION-BLACK-HILLS-UTILITY-HOLD 62% ack Hills Non-regulated Holdings, LLC, a direct, wholly-owned subsidiary of Black Hills Corporation Black Hills Utility Holdings Black Hills Utility Holdings, Inc., a direct, wholly-owned subsidiary …
BLACK-HILLS-ELECTRIC-GENERATION-BLACK-HILLS-ELEC BLACK-HILLS-ELECTRIC-GENERATION-BLACK-HILLS-ELEC 62% Item 2. Management’s Discussion and Analysis of Financial Condition and Results of Operations 28 Executive Summary 28 Recent Developments 28 Results of Operations 29 Consolidated Summary and Overview…
BLACK-HILLS-ELECTRIC-UTILITY-HOLDINGS-LLC BLACK-HILLS-ELECTRIC-UTILITY-HOLDINGS-LLC 62% tric Generation, LLC, a direct, wholly-owned subsidiary of Black Hills Non-regulated Holdings, providing wholesale electric capacity and energy primarily to our affiliate utilities. Black Hills Elect…
BLACK-HILLS-UTILITY-HOLDINGS BLACK-HILLS-UTILITY-HOLDINGS 62% ge wildfire risks driven by asset-based risk assessments that include asset programs, integrity programs and operational response. WPSC Wyoming Public Service Commission WRDC Wyodak Resources Develop…
COMPANY-BHSC-BLACK-HILLS-SERVICE-COMPANY-LLC COMPANY-BHSC-BLACK-HILLS-SERVICE-COMPANY-LLC 62% Item 2. Management’s Discussion and Analysis of Financial Condition and Results of Operations 28 Executive Summary 28 Recent Developments 28 Results of Operations 29 Consolidated Summary and Overview…
ENERGY-BLACK-HILLS-NON-REGULATED-HOLDINGS-BLACK- ENERGY-BLACK-HILLS-NON-REGULATED-HOLDINGS-BLACK- 62% s Energy). Black Hills Non-regulated Holdings Black Hills Non-regulated Holdings, LLC, a direct, wholly-owned subsidiary of Black Hills Corporation Black Hills Utility Holdings Black Hills Utility Ho…
GAS-BLACK-HILLS-KANSAS-GAS-UTILITY-COMPANY-LLC GAS-BLACK-HILLS-KANSAS-GAS-UTILITY-COMPANY-LLC 62% Gas Black Hills Kansas Gas Utility Company, LLC, a direct, wholly-owned subsidiary of Black Hills Utility Holdings, providing natural gas services to customers in Kansas (doing business as Black Hill…
GENERATION-BLACK-HILLS-ELECTRIC-GENERATION-LLC GENERATION-BLACK-HILLS-ELECTRIC-GENERATION-LLC 62% c Generation Black Hills Electric Generation, LLC, a direct, wholly-owned subsidiary of Black Hills Non-regulated Holdings, providing wholesale electric capacity and energy primarily to our affiliate…
GENERATION-LLC GENERATION-LLC 62% tric Generation, LLC, a direct, wholly-owned subsidiary of Black Hills Non-regulated Holdings, providing wholesale electric capacity and energy primarily to our affiliate utilities. Black Hills Elect…
HONORS-ENERGY-LLC HONORS-ENERGY-LLC 62% On February 18, 2026, Colorado Electric executed a PPA with Honors Energy, LLC to purchase up to 200 MW of solar energy upon construction of a new renewable generation facility, which is expected to …

Black Hills Corporation Debt Obligations

InstrumentDescriptionConfidenceEvidence
BKH-DEBT-8222 Xbrl Convertible 90% xbrl convertible detail from xbrl 2015-11-23.
BKH-DEBT Debt stack $4.4B 90% Market cache reports total debt of $4.4B.

Black Hills Corporation Acquisitions

No acquisitions on recordNo completed or pending acquisitions found in our database for Black Hills Corporation.

Black Hills Corporation Ownership

No ownership data on recordNo major institutional ownership relationships found in our database for Black Hills Corporation.

Black Hills Corporation Extended Supply Chain Network

TickerNameChain IndexHopsRelationship Types
HON Honeywell International Inc. 100.00 2
PSORF Pearson plc 100.00 2
XEL Xcel Energy Inc. 100.00 2
FDS FactSet Research Systems Inc. 100.00 2
NWL Newell Brands Inc. 100.00 2
ZTS Zoetis Inc. 100.00 2
PSO Pearson plc 100.00 2
WES Western Midstream Partners, LP 100.00 1 ['supplier']
ET Energy Transfer LP 50.00 2
FISI Financial Institutions, Inc. 50.00 2
KMI Kinder Morgan, Inc. 50.00 2
SQM Sociedad Química y Minera de Chile S.A. 50.00 2
MPLX MPLX LP 50.00 2
TRGP Targa Resources Corp. 50.00 2
PAGP Plains GP Holdings, L.P. 50.00 2
NGGTF National Grid plc 50.00 2
NWS News Corporation 50.00 2
PAA Plains All American Pipeline, L.P. 50.00 2
MSCI MSCI Inc. 50.00 2
NGG National Grid plc 50.00 2
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BKH
Unlock BKH Supply Chain Data
Verified relationships include:
BLACK-HILLS-IOWA-GAS-UTILITY-COMPANY-LLCBLACK-HILLS-IOWA-GAS-UTIL…Supplier90%
BLACK-HILLS-KANSAS-GAS-UTILITY-COMPANY-LLCBLACK-HILLS-KANSAS-GAS-UT…Supplier90%
USGOV-DEPARTMENT-OF-DEFENSEUSGOV-DEPARTMENT-OF-DEFENSECustomer95%
USGOV-DEPARTMENT-OF-HEALTH-AND-HUMAN-SERVICESUSGOV-DEPARTMENT-OF-HEALT…Customer95%
+34 more relationships locked
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