Supply Chain Intelligence

Oceaneering International, Inc. Supply Chain

OII supply chain intelligence for Oceaneering International, Inc.: verified suppliers, customers, debt relationships, acquisitions, and ownership data.

OII ·Last updated 2026-10-29 · Interactive map →

Data compiled by Redley Lamar · ChainSifter Intelligence

8Suppliers
17Customers
1Debt Items
20Related Chains

Source-Backed Evidence Depth

Oceaneering International, Inc. (OII) 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.

27Total relationships
4Distinct source URLs
6High confidence
0.739Average confidence
2026-10-29Latest database update
ChainSifter does not infer unreported suppliers, customers, ownership, acquisitions, debt exposure, revenue dependency, or future supply-chain events on this public page.

Oceaneering International, Inc. Suppliers

TickerNameConfidenceEvidence
CPT Camden Property Trust 72% p Holdings, Inc.; and Director of OptimEyes AI 2024 Jon Erik Reinhardsen Director Chairman of Equinor ASA 2016 Steven A. Webster Director Managing Partner of AEC Partners L.P.; Trust Manager of Camde…
CPT Camden Property Trust 72% Reciprocal relationship from CPT graph: Reciprocal relationship from OII graph: p Holdings, Inc.; and Director of OptimEyes AI 2024 Jon Erik Reinhardsen Director Chairman of Equinor ASA 2016 Steven A…
FBYD Falcon's Beyond Global, Inc. 72% Reciprocal relationship from FBYD graph: Reciprocal relationship from OII graph: Reciprocal relationship from FBYD graph: Reciprocal relationship from OII graph: Reciprocal relationship from FBYD gra…
FTI TechnipFMC plc 72% Reciprocal relationship from FTI graph: . Through Subsea Studio™, we connect data, technology, and expertise to optimize the development, execution, and operation of current and future subsea fields.…
NRP Natural Resource Partners L.P. 72% tor of Newpark Resources, Inc. 2017 Paul B. Murphy, Jr. Director Executive Vice Chairman (Ret.) of Cadence Bank and Director of the general partner of Natural Resource Partners L.P. 2012 Reema Poddar…
NRP Natural Resource Partners L.P. 72% Reciprocal relationship from NRP graph: Reciprocal relationship from OII graph: tor of Newpark Resources, Inc. 2017 Paul B. Murphy, Jr. Director Executive Vice Chairman (Ret.) of Cadence Bank and Dir…
STOHF STOHF 72% Reciprocal relationship from STOHF graph: Reciprocal relationship from OII graph: p Holdings, Inc.; and Director of OptimEyes AI 2024 Jon Erik Reinhardsen Director Chairman of Equinor ASA 2016 Steven…
STOHF STOHF 72% p Holdings, Inc.; and Director of OptimEyes AI 2024 Jon Erik Reinhardsen Director Chairman of Equinor ASA 2016 Steven A. Webster Director Managing Partner of AEC Partners L.P.; Trust Manager of Camde…

Oceaneering International, Inc. Customers

TickerNameConfidenceEvidence
USGOV-DEPARTMENT-OF-DEFENSE USGOV-DEPARTMENT-OF-DEFENSE 95% USAspending awards from Department of Defense: $65,890,667 across 10 awards. 0131 SUBSAFE ENGINEERING AND TECHNICAL SERVICES; N0002402C6202 200208!022821!1700!BZ006 !NAVAL SEA SYSTEMS COMMAND !…
U-S-GOVERNMENT U-S-GOVERNMENT 92% For the years ended December 31, 2023 and 2022, revenue from one customer, the U.S. Government, accounted for 10% and 11%, respectively, of our total consolidated annual revenue
OIL-AND-GAS-EXPLORATION-AND-PRODUCTION-COMPANIES OIL-AND-GAS-EXPLORATION-AND-PRODUCTION-COMPANIES 90% In 2024, 2023 and 2022, four of our top five customers were oil and gas exploration and production companies served by our Energy business segments
OCEANEERING-TECHNOLOGIES OCEANEERING-TECHNOLOGIES 85% d manufacturing in defense and space exploration activities, principally to U.S. government agencies and their prime contractors. Many of the services and products utilized in ADTech are applied tech…
CPT Camden Property Trust 72% Reciprocal relationship from CPT graph: Reciprocal relationship from OII graph: Reciprocal relationship from CPT graph: Reciprocal relationship from OII graph: Reciprocal relationship from CPT graph:…
CPT Camden Property Trust 72% p Holdings, Inc.; and Director of OptimEyes AI 2024 Jon Erik Reinhardsen Director Chairman of Equinor ASA 2016 Steven A. Webster Director Managing Partner of AEC Partners L.P.; Trust Manager of Camde…
FTI TechnipFMC plc 72% Reciprocal relationship from FTI graph: Reciprocal relationship from OII graph: Reciprocal relationship from FTI graph: Reciprocal relationship from OII graph: Reciprocal relationship from FTI graph:…
NRP Natural Resource Partners L.P. 72% Reciprocal relationship from NRP graph: Reciprocal relationship from OII graph: Reciprocal relationship from NRP graph: Reciprocal relationship from OII graph: Reciprocal relationship from NRP graph:…
NRP Natural Resource Partners L.P. 72% tor of Newpark Resources, Inc. 2017 Paul B. Murphy, Jr. Director Executive Vice Chairman (Ret.) of Cadence Bank and Director of the general partner of Natural Resource Partners L.P. 2012 Reema Poddar…
STOHF STOHF 72% Reciprocal relationship from STOHF graph: Reciprocal relationship from OII graph: p Holdings, Inc.; and Director of OptimEyes AI 2024 Jon Erik Reinhardsen Director Chairman of Equinor ASA 2016 Steven…
STOHF STOHF 72% p Holdings, Inc.; and Director of OptimEyes AI 2024 Jon Erik Reinhardsen Director Chairman of Equinor ASA 2016 Steven A. Webster Director Managing Partner of AEC Partners L.P.; Trust Manager of Camde…
ACCION-LABS-GROUP-HOLDINGS-INC ACCION-LABS-GROUP-HOLDINGS-INC 62% 017 Paul B. Murphy, Jr. Director Executive Vice Chairman (Ret.) of Cadence Bank and Director of the general partner of Natural Resource Partners L.P. 2012 Reema Poddar Director Director of MeridanLin…
CALLON-PETROLEUM-COMPANY CALLON-PETROLEUM-COMPANY 62% Holdings, Inc.; and Director of OptimEyes AI 2024 Jon Erik Reinhardsen Director Chairman of Equinor ASA 2016 Steven A. Webster Director Managing Partner of AEC Partners L.P.; Trust Manager of Camden …
DEFENSE-TECHNOLOGIES DEFENSE-TECHNOLOGIES 62% ity Management & Digital Solutions 291,866 255,282 229,884 Total Energy 2,268,225 2,047,861 1,723,483 Aerospace and Defense Technologies 392,936 376,845 342,601 Total $ 2,661,161 $ 2,424,706 $ 2,066,…
GLOBAL-DESIGN-INNOVATION-LTD GLOBAL-DESIGN-INNOVATION-LTD 62% tober 2024, we acquired Global Design Innovation Ltd. (“GDi”), a United Kingdom (“U.K.”)-based provider of digital and software services, for approximately $ 33 million, including a holdback liabilit…
LABS-GROUP-HOLDINGS-INC LABS-GROUP-HOLDINGS-INC 62% on Labs Group Holdings, Inc.; and Director of OptimEyes AI 2024 Jon Erik Reinhardsen Director Chairman of Equinor ASA 2016 Steven A. Webster Director Managing Partner of AEC Partners L.P.; Trust Mana…
OFFSHORE-PROJECTS-GROUP OFFSHORE-PROJECTS-GROUP 62% orresponds directly to the value of our performance to date. We account for significant fixed-price contracts, mainly relating to our Manufactured Products segment, and to a lesser extent in our Offs…

Oceaneering International, Inc. Debt Obligations

InstrumentDescriptionConfidenceEvidence
OII-DEBT Debt stack $621.9M 90% Market cache reports total debt of $621.9M.

Oceaneering International, Inc. Acquisitions

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

Oceaneering International, Inc. Ownership

HolderNameConfidenceEvidence
OII-OWNER-BLACKROCK-INC BlackRock, Inc. 90% 13F overlay lists BlackRock, Inc. as top holder; 372 tracked holders.

Oceaneering International, Inc. Extended Supply Chain Network

TickerNameChain IndexHopsRelationship Types
CPT Camden Property Trust 100.00 1 ['customer', 'supplier']
EQNR Equinor ASA 100.00 2
FBYD Falcon's Beyond Global, Inc. 100.00 1 ['supplier']
FTI TechnipFMC plc 100.00 1 ['customer', 'supplier']
STOHF Equinor ASA 100.00 1 ['customer', 'supplier']
RYDAF Shell plc 100.00 2
SHEL Shell plc 100.00 2
KNOP KNOT Offshore Partners LP 100.00 2
NRP Natural Resource Partners L.P. 100.00 1 ['customer', 'supplier']
HSY The Hershey Company 50.00 2
DB Deutsche Bank Aktiengesellschaft 50.00 2
DLNG Dynagas LNG Partners LP 50.00 2
RIG Transocean Ltd. 50.00 2
INVX Innovex International, Inc. 50.00 2
DLNG-PA Dynagas LNG Partners LP 50.00 2
STNG Scorpio Tankers Inc. 50.00 2
KEX Kirby Corporation 50.00 2
VMI Valmont Industries, Inc. 50.00 2
VAL-WT Valaris Ltd 50.00 2
OXY Occidental Petroleum Corporation 50.00 2
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OII
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Verified relationships include:
CPTCamden Property TrustSupplier72%
CPTCamden Property TrustSupplier72%
USGOV-DEPARTMENT-OF-DEFENSEUSGOV-DEPARTMENT-OF-DEFENSECustomer95%
U-S-GOVERNMENTU-S-GOVERNMENTCustomer92%
+23 more relationships locked
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