8Suppliers
24Customers
1Debt Items
20Related Chains

Source-Backed Evidence Depth

Otter Tail Corporation (OTTR) 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.

34Total relationships
5Distinct source URLs
8High confidence
0.727Average 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.

Otter Tail Corporation Suppliers

TickerNameConfidenceEvidence
CNH CNH Industrial N.V. 72% Reciprocal relationship from CNH graph: Reciprocal relationship from OTTR graph: Inc., CNH Industrial N.V., Cummins Inc., Deere & Company, Honda Motor Co., Kawasaki Heavy Industries, Polaris Inc. and…
CNH CNH Industrial N.V. 72% Inc., CNH Industrial N.V., Cummins Inc., Deere & Company, Honda Motor Co., Kawasaki Heavy Industries, Polaris Inc. and The Toro Company. We have developed long-standing business relationships with ou…
DE Deere & Company 72% Reciprocal relationship from DE graph: Reciprocal relationship from OTTR graph: Reciprocal relationship from DE graph: Reciprocal relationship from OTTR graph: Inc., CNH Industrial N.V., Cummins Inc.…
DE Deere & Company 72% Inc., CNH Industrial N.V., Cummins Inc., Deere & Company, Honda Motor Co., Kawasaki Heavy Industries, Polaris Inc. and The Toro Company. We have developed long-standing business relationships with ou…
TTC The Toro Company 72% Reciprocal relationship from TTC graph: Reciprocal relationship from OTTR graph: Inc., CNH Industrial N.V., Cummins Inc., Deere & Company, Honda Motor Co., Kawasaki Heavy Industries, Polaris Inc. and…
TTC The Toro Company 72% Inc., CNH Industrial N.V., Cummins Inc., Deere & Company, Honda Motor Co., Kawasaki Heavy Industries, Polaris Inc. and The Toro Company. We have developed long-standing business relationships with ou…
WLK Westlake Corporation 72% Reciprocal relationship from WLK graph: Reciprocal relationship from OTTR graph: Reciprocal relationship from WLK graph: decision. BASF seeks alleged damages of € 1,397 million from the defendants, p…
MDU MDU Resources Group, Inc. 62% Reciprocal relationship from MDU graph: Reciprocal relationship from OTTR graph: Reciprocal relationship from MDU graph: Reciprocal relationship from OTTR graph: Reciprocal relationship from MDU grap…

Otter Tail Corporation Customers

TickerNameConfidenceEvidence
USGOV-DEPARTMENT-OF-HEALTH-AND-HUMAN-SERVICES USGOV-DEPARTMENT-OF-HEALTH-AND-HUMAN-SERVICES 95% USAspending awards from Department of Health and Human Services: $191,513 across 1 awards. 75H70523P00002 PROVIDE ELECTRIC UTILITY SERVICES | Qwen corrected direction: Explicit government contract aw…
USGOV-DEPARTMENT-OF-THE-INTERIOR USGOV-DEPARTMENT-OF-THE-INTERIOR 95% USAspending awards from Department of the Interior: $2,426,805 across 9 awards. 140A2320P0058 ELECTRIC UTILITY AT TURTLE MOUNTAIN SCHOOLS; 140A2325P0024 ELECTRICITY SERVICE; 140A2326P0040 UTILITY-ELE…
MPUC MPUC 90% OTP filed a request with the Minnesota Public Utilities Commission (MPUC) for an increase in revenue recoverable under general rates in Minnesota.
NORTH-DAKOTA-CUSTOMERS NORTH-DAKOTA-CUSTOMERS 90% Includes an earnings sharing mechanism to share with North Dakota customers any earnings above an ROE of 10.20%.
SDPUC SDPUC 90% New base rates in South Dakota went into effect on April 1, 2026, and interim rate refunds totaling $1.3 million will be refunded to customers beginning in May 2026.
SOUTH-DAKOTA-CUSTOMERS SOUTH-DAKOTA-CUSTOMERS 90% Includes an earnings sharing mechanism to share with South Dakota customers any weather-normalized earnings above the authorized ROE of 8.75%.
CNH CNH Industrial N.V. 72% Inc., CNH Industrial N.V., Cummins Inc., Deere & Company, Honda Motor Co., Kawasaki Heavy Industries, Polaris Inc. and The Toro Company. We have developed long-standing business relationships with ou…
CNH CNH Industrial N.V. 72% Reciprocal relationship from CNH graph: Reciprocal relationship from OTTR graph: Reciprocal relationship from CNH graph: Reciprocal relationship from OTTR graph: Inc., CNH Industrial N.V., Cummins In…
DE Deere & Company 72% Inc., CNH Industrial N.V., Cummins Inc., Deere & Company, Honda Motor Co., Kawasaki Heavy Industries, Polaris Inc. and The Toro Company. We have developed long-standing business relationships with ou…
DE Deere & Company 72% Reciprocal relationship from DE graph: Reciprocal relationship from OTTR graph: Inc., CNH Industrial N.V., Cummins Inc., Deere & Company, Honda Motor Co., Kawasaki Heavy Industries, Polaris Inc. and …
TTC The Toro Company 72% Inc., CNH Industrial N.V., Cummins Inc., Deere & Company, Honda Motor Co., Kawasaki Heavy Industries, Polaris Inc. and The Toro Company. We have developed long-standing business relationships with ou…
TTC The Toro Company 72% Reciprocal relationship from TTC graph: Reciprocal relationship from OTTR graph: Reciprocal relationship from TTC graph: Reciprocal relationship from OTTR graph: Inc., CNH Industrial N.V., Cummins In…
BTD-MANUFACTURING-INC BTD-MANUFACTURING-INC 62% these businesses: BTD Manufacturing, Inc. (BTD), with facilities in Detroit Lakes and Lakeville, Minnesota, Washington, Illinois and Dawsonville, Georgia, provides metal fabrication services for cust…
CANADA-VINYLTECH-CORPORATION CANADA-VINYLTECH-CORPORATION 62% ates as well as central and western Canada. Vinyltech Corporation (Vinyltech) , located in Phoenix, Arizona, manufactures and sells PVC pipe for municipal water, wastewater, water reclamation systems…
CAPITAL-RESOURCES CAPITAL-RESOURCES 62% net increase in annual revenue of $3.3 million, or 7.7%, based on a return on rate base of 7.09%. Through the settlement of the case, the parties also agreed to a moratorium on increases to base rate…
K-OVERVIEW-OTTER-TAIL-CORPORATION K-OVERVIEW-OTTER-TAIL-CORPORATION 62% for the last five years with the cumulative return of the Nasdaq Stock Market Index and the Edison Electric Institute (EEI) Index over the same period (assuming the investment of $100 in each vehicle…
NORTH-AMERICAN-ELECTRIC-RELIABILITY-CORPORATION NORTH-AMERICAN-ELECTRIC-RELIABILITY-CORPORATION 62% Violations of extensive legal and regulatory compliance requirements could have a negative impact on our business and results of operations. We are subject to an extensive legal and regulatory framew…
NORTHERN-PIPE-VINYLTECH-CORPORATION-OTTER-TAIL-C NORTHERN-PIPE-VINYLTECH-CORPORATION-OTTER-TAIL-C 62% making funding determinations. In the most recent judicial proceedings, the petitioners argued to the U.S. Court of Appeals for the District of Columbia that FERC did not comply with a previous judic…
OIL-PRICE-INFORMATION-SYSTEMS-LLC OIL-PRICE-INFORMATION-SYSTEMS-LLC 62% making funding determinations. In the most recent judicial proceedings, the petitioners argued to the U.S. Court of Appeals for the District of Columbia that FERC did not comply with a previous judic…
OTTER-TAIL-CORPORATION-OTTER-TAIL-POWER-COMPANY OTTER-TAIL-CORPORATION-OTTER-TAIL-POWER-COMPANY 62% e credit ratings. Debt financing will be required in the next five years to refinance maturing debt and to finance our capital investments. Our financing plans are subject to change and are impacted …
OTTER-TAIL-POWER-COMPANY OTTER-TAIL-POWER-COMPANY 62% very include an incentive or rate of return. South Dakota Rate Case On June 4, 2025, Otter Tail Power Company (OTP) filed a request with the South Dakota Public Utilities Commission (SDPUC) for an in…
OTTR-THE-NASDAQ-STOCK-MARKET-LLC OTTR-THE-NASDAQ-STOCK-MARKET-LLC 62% ommunications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Securities Exchange Act of 1934: Title of each class Tradin…
SIGNIFICANT-ACCOUNTING-POLICIES-OVERVIEW-OTTER-T SIGNIFICANT-ACCOUNTING-POLICIES-OVERVIEW-OTTER-T 62% ORATION NOTES TO CONSOLIDATED FINANCIAL STATEMENTS 1. Summary of Significant Accounting Policies Overview Otter Tail Corporation (OTC) and its subsidiaries (collectively, the "Company," "us," "our" o…
T-O-PLASTICS-INC T-O-PLASTICS-INC 62% y and product painting. T.O. Plastics, Inc. (T.O. Plastics) , with facilities in Otsego and Clearwater, Minnesota, manufactures thermoformed plastics products, including its own line of horticulture …

Otter Tail Corporation Debt Obligations

InstrumentDescriptionConfidenceEvidence
OTTR-DEBT Debt stack $1.0B 90% Market cache reports total debt of $1.0B.

Otter Tail Corporation Acquisitions

No acquisitions on recordNo completed or pending acquisitions found in our database for Otter Tail Corporation.

Otter Tail Corporation Ownership

HolderNameConfidenceEvidence
OTTR-OWNER-BLACKROCK-INC BlackRock, Inc. 90% 13F overlay lists BlackRock, Inc. as top holder; 345 tracked holders.

Otter Tail Corporation Extended Supply Chain Network

TickerNameChain IndexHopsRelationship Types
CNH CNH Industrial N.V. 100.00 1 ['customer', 'supplier']
WLK Westlake Corporation 100.00 1 ['supplier']
TTC The Toro Company 100.00 1 ['customer', 'supplier']
DE Deere & Company 100.00 1 ['customer', 'supplier']
MDU MDU Resources Group, Inc. 100.00 1 ['supplier']
SDPUC SDPUC 60.75 1 ['receiving']
MPUC MPUC 60.75 1 ['receiving']
GFF Griffon Corporation 50.00 2
DAN Dana Incorporated 50.00 2
GOOG Alphabet Inc. 50.00 2
TREX Trex Company, Inc. 50.00 2
TWI Titan International, Inc. 50.00 2
MSTR Strategy Inc 50.00 2
BSQKZ Block, Inc. 50.00 2
SEMR Semrush Holdings, Inc. 50.00 2
SFIX Stitch Fix, Inc. 50.00 2
APLD Applied Digital Corporation 50.00 2
SITE SiteOne Landscape Supply, Inc. 50.00 2
SEAT Vivid Seats Inc. 50.00 2
TITN Titan Machinery Inc. 50.00 2
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OTTR
Unlock OTTR Supply Chain Data
Verified relationships include:
CNHCNH Industrial N.V.Supplier72%
CNHCNH Industrial N.V.Supplier72%
USGOV-DEPARTMENT-OF-HEALTH-AND-HUMAN-SERVICESUSGOV-DEPARTMENT-OF-HEALT…Customer95%
USGOV-DEPARTMENT-OF-THE-INTERIORUSGOV-DEPARTMENT-OF-THE-I…Customer95%
+30 more relationships locked
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