The following categorization of companies reflects MPA's internal system of membership classification and should not be relied on for any other purpose. These categories reflect a member's primary business operation, but could also include others.


Qualified Barrel Members


Anadarko Petroleum Corporation

BHP Billiton Petroleum (Deepwater) Inc.

BP America, Inc.

California Resources Long Beach, Inc.

Chevron Corporation

CITGO Petroleum Corporation

ExxonMobil Refining & Supply Company

Fieldwood Energy, LLC

Hess Corporation

Kosmos Energy Gulf of Mexico Operations, LLC

LLOG Exploration Company, L.L.C.

Marathon Petroleum Company LP

Motiva Enterprises, L.L.C.

Murphy Exploration & Production Company

Par Pacific Holdings, Inc.

Phillips 66 Company

Shell Oil Company

Talos Energy LLC


Minimum Dues Members – Cargo Owners


Aramco Services Company


Minimum Dues Members – Exploration & Production


Beacon West Energy Group, LLC

Beta Operating Company, LLC

BOE Exploration & Production, LLC

Carbon California Company

ConocoPhillips Company


Noble Energy, Inc.


Minimum Dues Members – Mobile Transfer Units


Action Cleaning Corporation

AMMEX Tank International

Aqua Vac Services, Inc.

Black Gold Industries

Brenner Oil Company

California Marine Cleaning, Inc.

Clarus Fluid Intelligence

Clean Harbors Environmental Services, Inc.

Dion and Sons, Inc.

East Coast Repair and Fabrication

Environmental Logistics

Hawaiian Isles Petroleum, LLC

Huntington Ingalls – San Diego Shipyard (HII-SDS)

Integrated Marine Services, Inc.

Maui Oil Company

McEvoy Oil Company

Mesa Environmental Services, Inc.

Navtech Group INC.

O.C. Vacuum, Inc.

Ocean Blue Environmental Services Inc.

Oil Energy System, Inc

Pacific Tank Cleaning Services, LLC.

Pacific Trans Environmental Services, Inc.

Professional Tank Cleaning, Inc.

Quality Marine Resources, Inc.

Ramos Oil Company, Inc.

Southbay Industrial Services Inc.

Tethys Supply and Marketing, LLC

Valley Pacific Patroleum Services DNA Renner Patroleum



Minimum Dues Members – Rail Operators


BNSF Railway

Union Pacific Railroad


Minimum Dues Members – Storage Terminals/Tanks & Pipelines


AAK USA Richmond, Corp

Alon Asphalt Company

The Boeing Company

Buckeye Partners, L.P.

Colonial Pipeline Company

E&B Natural Resources

Empire Pipeline LLC

Frenchman’s Cove Condominium Owner’s Association Inc.

Hamakua Energy, LLC

Iwilei District Participating Parties, LLC

Mare Island Dry Dock, LLC.

Olein Recovery Corporation

Paramount Pipeline, LLC

Petro-Diamond Terminal Co.

Portland Pipe Line Corporation

Puget Sound Energy

Puma Energy Caribe LLC

Sentinel Peak Resources California, LLC

Targa Terminals, LLC

TransMontaigne Partners LP

Woodside Energy Limited


Minimum Dues Members – Tank Vessels


Aegean Shipping Management S.A.

AET Inc., Limited

Alaska Tanker Company, LLC

Andriaki Shipping Co., Ltd.

Arab Maritime Petroleum Transport Company

Asahi Tanker Co., Ltd.

Aza Shipping Pvt. Ltd.

Boston Marine Transport, Inc.

Canship Ugland Limited

Chandris (Hellas) Inc.

Chronos Shipping Co. Ltd.

Crowley Marine Services, Inc.

Crowley Petroleum Services, Inc.

Euronav Ship Management (Hellas) Ltd.

Foss Maritime Company

Gungen Maritime & Trading A.S.

Harley Marine Services, Inc.

Hornbeck Offshore Operators, LLC

Hyundai Merchant Marine Co. Ltd.

Hyundai Ocean Service Co., Ltd.

ICS Petroleum Ltd.

Ionic Shipping (Mgt) Inc.

Island Energy Services, LLC

J.A.M. Distributing Co.

James Fisher Shipping Services

Jankovich Company, The

JX Ocean Co., Ltd.

Keystone Shipping Co.

Kirby Offshore Marine, LLC

Lightering LLC

LL Energy SA

Marine Express, Inc.

Marinex Construction Inc.

Maritime Management LLC.

Maruta Industries Co. Ltd.

MMS Co. Ltd.

Moran Towing Corporation

Nereus Shipping S.A.

Norbulk Shipping UK Limited

OSG Ship Management, Inc.

Ottavio Novella S.p.A.

Sause Bros. Ocean Towing Co., Inc.

Sea Pioneer Shipping Corporation

Springfield Shipping Co. Panama S.A.

Sun Enterprises Ltd.

Support Marine Group

Synergy Navis Marine Private Limited

Team Tankers Maritime Inc.

Teekay Shipping Limited

Tidewater Transportation & Terminals

Uni-Tankers A/S

Valles Steamship (Canada) Ltd.

Yasa Tanker Isletmeciligi A.S.

Zenith Gemi Isletmeciligo A.S.

Zodiac Maritime Agencies Ltd,



Minimum Dues Members – Non-tank vessels


A.E. Nomikos Shipping Investments Ltd.

A.M. Nomikos Transworld Maritime Agencies S.A.

Akmar Shipping & Trading S.A.

Alaska Marine Highway System

Alaskan Leader Fisheries

Alassia Newships Management Inc.

Alios Bulkers Ltd.

Allseas Marine S.A.

Alpha Bulkers Shipmanagement Inc.

Amazsa Hamburg GmbH

American Roll On Roll Off Carrier, LLC

Anglo-Eastern (Germany) GmbH

Apeejay Shipping Limited

Apex Ship Management Pte. Ltd.

APL Maritime, LTD.

ARA Ship Management b.v.

Aries Marine Corporation

Arista Shipping S.A.

Ariston Navigation Corp.

Arklow Shipping

Arrow Launch Service, Inc.

Asiatic Lloyd Shipmanagement LLP

Atlanship S.A.

         Atlantic Lloyd GmbH & Co. KG

         Atlantic Towing Ltd

Atlantis Gemi Isletmeciligi Denizcilik Ve Teknik Danismanlik A.S.

Augustea Technoservice Limited

Auriga/Aurora General Partnership

Aydin Deniz Isletmeciligi A.S.

B&N Fisheries Company

B&S Enterprise Co.,Ltd

Barro Colorado Shipping Co., S.A.

Baru Delta Maritime, Inc.

Beauty Bay of WA, LLC

Berge Bulk Maritime Pte. Ltd.

Bernhard Schulte Shipmanagement (Hong Kong) Limited Partnership

Black Ball Transport Inc.

Blue Marine Management Corp.

Blue North Fisheries, Inc.

Blue Origin Florida, LLC

Blue Planet Shipping Ltd.

Boden Denizcilik A.S.

Book Advisory Services, LTD

Bremer Bereederungsgesellschaft mbH & Co. KG

Bright Charter Shipping Limited

Brusco Tug & Barge

BSW Projectco LLC

Byzantine Maritime Corporation

Campbell Shipping Co., Ltd.

Canadian Fishing Company, a Division of Jim Pattison Enterprises Ltd.

Cara Bella I LLC

Carbofin S.p.A.

Carisbrooke Shipping Ltd.

Carnival Cruise Line

Carson Maritime, LLC

Catalina Shipping S.A. (c/o Shoei Kisen Kaisha, Ltd.)

Century Bulk Carriers Management Co

Chang Myung Shipping Co., Ltd.

Chartworld Shipping Corporation

Chellaram Shipping HK, Ltd.

Chinese Maritime Transport Ltd.

Cido Shipping (Korea) Co., Ltd.

Cleanocean Shipmanagement, Inc.

Clipper Seafoods, Ltd.

Coastal Star, Inc.

Common Progress Co. NA SA

Compagnie Maritime Nantaise – MN

COSCO Shipping Seafarer Management Co., Ltd.

CPO Containerschiffreederei (GmbH & Co.) KG

Crowley Liner Services, Inc.

Crowley Technical Services, LLC

CSL Maritime S.A. (Toyko Branch)

Cuma Shipmanagement Ltd.

Curtin Maritime, Corp.

Cypress Maritime (Panama) S.A. (c/o Shoei Kisen Kaisha, Ltd.)

Daiwa Kisen Co., Ltd.

Dalex Shipping Co. S.A.

Dalian Ocean Property Int’l Shipping Co., Ltd.

Dalnave Navigation Inc.

Dalomar Shipping S.A.

Dann Ocean Towing, Inc.

Dasin Shipping PTE, Ltd.

Dat Maritime Co. Ltd.

Delaware Bay & River Cooperative, Inc.

Denak Depoculuk ve Nakliyecilik Anonim Sirketi

Devbulk Gemi Isletmeciligi A.S.

Devmarin Denizcilik A.S.


Diamond Offshore Company

Dianik Bross Shipping Corporation S.A.

Dioryx Maritime Corp.

Ditas Deniz Isletmeciligi ve Tankerciligi A.S.

Dockendale Ship Management DMC Co.

Dohle (Private Marine Clients)

Dojima Maraine Co., Ltd.

Donjon Marine Co., Inc.

Dorick Navigation, S.A.

Dowa Line Panama, Inc.

Dynamic Yachting Ltd.

E. Nomikos Corporation

Eagle Ship Management LLC

Eastern Media International Corp.

EcoCarriers Maritime LTD

EEC Marine Holdings, Ltd.

Ehime Kaiun Co., Ltd.

Eiko Kisen Co., Ltd.

Elbeco Marine S A L

Elios Navigation S.A.

ENSCO Offshore Company

Equinox Maritime Ltd.

Er Denizcilik Sanayi Nakliyat ve Ticaret A.S.

Ernst Russ Maritime Management Gmbh & Co. KG

ES Shipping Co., Ltd

Eurobulk (Far East) Ltd. Inc.

Eurobulk Ltd.

Evalend Shipping Co., S.A.

Evergreen Marine Corp. (Taiwan) Ltd.

Exmar Shipmanagement NV

F.H. Bertling Reederei GmbH

Fafalios Shipping S. A.

Fair Field Shipping Co., Ltd.

Fairmont Shipping (Canada) Limited

Fairmont Shipping (HK) Ltd

Fairwind Shipmanagement Limited

Faith Marine Limited

Fiber Marine Ship Management & Trading Co.

Fidelity Shipping & Trading

Filharmony Shipmanagement Inc.

First Marine Service Co., Ltd.

First Steamship S.A.

Foremost Group

Fortune Ocean Ship Management Limited

Fraser Worldwide S.A.M.

Freese Shipping GmbH & Co. KG

Fugro USA Marine Inc.

Fukujin Kisen Co., Ltd.

Galliano Marine Service, LLC


GasLog LNG Services Ltd.

Gdynia Maritime University

Genshipping Corporation

Glacier Fish Co. LLC

GlacierSail Inc.

Global Marine Systems, Ltd.

Globus Shipmanagement Corp.

Glory Ships Ltd. s/b Glory Ship(s) Pte. Ltd.

Golden Flame Shipping S.A.

Golden Union Enterprises S.A.

Golden Union Maritime Operations S.A.

Golden Union Shipping Co. S.A.

Goldenport Marine (Cyprus) Ltd.

Goldenport Shipmanagement Ltd.

Greathorse Int'l Ship Management Co.,Ltd.

Green Management Sp Zoo

Grimaldi Deep Sea S.p.A.

GRS Rohden Shipping GmbH & Co. KG

GS Maritime Co., Ltd.

Guardian Ship Management Inc.

Hachiuma Steamship Co., Ltd.

Hakuyo Kisen Co., Ltd.

Hapag-Lloyd (America) Inc. as agents of HLAG

Hartmann Dry Cargo Germany GmbH & Co. KG

Heerema Marine Contractors Nederland SE

Helikon Shipping Enterprises Ltd.

Herm. Dauelsberg GmbH & Co. KG

Hiong Guan Navegacion Japan Co., Ltd.

Hisamoto Kisen Co.,Ltd.

Hokoku Marine Co., Ltd.

Holland America Line, N.V.

Horizon Survey Company (FZC)

Hsin Chien Marine Co., Ltd.

Hydroussa Navigation Ltd.

Ikaros Shipping & Brokerage Ltd

IMECS Co., Ltd.

IMM Shipping GmbH & Co. KG

Ince Denizcilik Ve Ticaret A.S.


Interocean Ship Management & Services Ltd.

Intership Navigation Co., Ltd.

Intresco LTD

Inui Global Logistics Co., Ltd.

Island Offshore Management A.S.

Jadroplov Ltd. International Maritime Transport

Japan agency of Maritime Education and Training for Seafarers

JSC Sakhalin Shipping Company

“K” Line RoRo Bulk Ship Management Co., Ltd.

K&K Schiffahrts GmbH & Co. KG

Kagoshima Senpaku Kaisha, Ltd

Kansai Steamship Co., Ltd.

Kassian Maritime Ltd.

Kasuga Shipping Co., Ltd.

Katsikis & Sigalas Ltd.

Kilgore Marine, LLC

Kim Susan, LLC

Kitaura Kaiun Co., Ltd.

Kmarin Ocean Services Corporation (KOSCO)

Kobe Shipmanagement Company Ltd

Korkyra Shipping d.o.o.

Kowa Marine Service Co., Ltd.

Kuang Ming Shipping Corp.

Kyla Shipping & Trading Co.

Kyoei Kauin Kaisha, Ltd.

Kyowa Sansho Co., Ltd.

La Darien Navegacion, S.A. (c/o Shoei Kisen Kaisha, Ltd.)

Langton Shipmanagement Ltd.

Laroo Enterprises LLC

Laurel Ship Management Pte. Ltd.

Leo Ocean S.A.

Liberty Maritime Corporation

LMZ Shipping S.A.

Los Halillos Shipping Co., S.A. (c/o Shoei Kisen Kaisha, Ltd.)

Louisiana Casino Cruises, Inc.

Luster Maritime S.A. (c/o Shoei Kisen Kaisha, Ltd.)

M/Maritime Corp

Maestro Shipmanagement Ltd.

Magenta Investments Limited

Manson Construction Co.

MarConsult Schiffahrt (GmbH & Co.) KG

Marfin Management S.A.M.

Marine Ace Co., Ltd.

Marinsa Denizcilik Anonim Sirketi

Matson Navigation Company, Inc.

McAllister Towing and Transportation Co., Inc.

Meadway Shipping & Trading Inc.

Meiho Kaiun Co., Ltd.

Mingtai Navigation Co., Ltd.

Misuga Kaiun Co., Ltd.

Misuga Philippines, Inc.

Mizuho Sangyo Co., Ltd.

MMSL Pte Ltd

Modern American Recycling Services

Montana Ship Management Inc.

MS "Tammo" Schiffahrtsgesellschaft mbH & Co.

Nautical Carriers Incorporated

Navarone S.A.

Navigation Maritime Bulgare

Navigator Gas Shipmanagement Ltd.

Neom Maritime (Singapore) Pte. Ltd.

New Century Overseas Management, Inc.

Niovis Shipping Co S.A.

NLNG Ship Management Ltd.

Nordic Hamburg Shipmanagement GmbH & Co. KG

North Star Fishing Company LLC

Northstar Ship Management Ltd

Norwegian Cruise Line

NS United Kaiun Kaisha

O'Hara Corporation

Oak Maritime Canada , Inc.

Obsession Limited Partnership

Ocean Freighters Ltd.

Ocean Peace Inc.

Ocean Services LLC.

Oceanstar Management Inc.

Oldendorff Carriers GmbH & Co. KG

Olympic Vision Maritime Company Inc

Onego Rio BV MS “Onego Rio”

Openbridge Shipping LLC

Order Shipping Co., Ltd.

Osaka Asahi Kaiun Co., Ltd.

Osaka Fleet Co., Ltd.

Oskar Wehr KG (GmbH & Co.)

P&F Marine Co., Ltd.

PACC Offshore Mexico S.A. de C.V.

Pakistan National Shipping Corporation, Karachi

Paraiso Shipping S.A. (c/o Shoei Kisen Kaisha, Ltd.)

Pasha Hawaii Holdings, LLC

Pasifik Gemi Isletmeciligi Ve Ticaret A.S.

Pasifik Lojistik Grubu Ve Denizcilik AS

Passat Schiffahrtsgesellschaft mbH & Co. 

PCO Marine LTD

Pearl Naval Denizcilik Sanayi Ve Ticaret A.S.

Pedregal Maritime S.A. (c/o Shoei Kisen Kaisha, Ltd.)

Pegasus Maritime Co., Ltd.

Peter Dohle Schiffahrts KG

Phelippe Barko Management, Inc.

Phil-Bright Ocean Ship Management, Inc.

Phoenix Company Limited

Phoenix Processor Limited Partnership

Polarcus DMCC

Poseidon Shipping Co. Ltd.

Power Engineering Construction Co.

Primebulk Shipmanagement Ltd.

Prosperity Steamship Co., Ltd.

Qingdao Lizhou Ship Management Services Co., Ltd.

Queen Marion Trust

Rainbow Maritime Co., Ltd.

Rambow Bereederungs GmbH & Co.KG

Reederei Hans Peterson & Sohne GmbH & Co. KG

Reederei O. Marten GmbH & Co., Ltd.

Reederei Horst Zeppenfeld GmbH & Co. KD


Reederei Rudolf Schepers GmbH & Co. KG MS “LEON”

Reederei Stefan Patjens GmbH & Co. KG

Reedereiverwaltung Heino Winter GmbH & Co KG

Reefership Marine Services Limited

Reitaku Kaiun Co., Ltd.

Rickmers Shipmanagement  GmbH & Cie. KG

Safe Bulkers Management Ltd

Safety Management Overseas S.A.

Saint Michael Shipping Co., Ltd.

Samoa Shipping Corporation Ltd

San Clemente Shipping S.A. (c/o Shoei Kisen Kaisha, Ltd.)

Sandigan Ship Services Inc.

Santoku Senpaku Co., Ltd

Sato Steamship Co., Ltd.

SAVA Marine Ltd.

Schiffahrtsgesellschaft Oltmann mbH & Co. KG

Schiffahrtskontor Baltik GmbH & Co. K

SE Ship Management Pte Ltd.

Seacon Ships Management Co., Limited (Qingdao)

Sealand Trading Service Corporation c/o DONGWON INDUSTRIES CO., LTD

Seamar LLC

Seamar Management S.A.

Seamax Marine Inc.

Seaspan Ship Management Ltd.

Sejin Marine Co., Ltd.

Semih Sohtorik Management & Agency Inc.

Seoyang Shipping Co., Ltd.

Shanghai Ocean Shipping Co., Ltd.

Shanghai Salvage Company

Shih Wei Navigation Co., Ltd.

Shikishima Kisen K.K.

Shinko Kaiun Co., Ltd.

Shunzan Kaiun Co. Ltd.

Siem Offshore AS

Signature Seafoods Inc./ Alaska Vessel Number 509280

Silver Lake Shipping Co. S.A.

Sincere Industrial Corporation

Sincere Navigation Corporation

Sinokor Ship Management Co., Ltd.

SM Marine INC

SMT Shipping Poland sp z o. o.

So Cal Ship Services

Sojitz Marine & Engineering Corporation

Soloi Inc.

SPS Maritime Ltd.

STAM Shipping S.A.

Stamco Ship Management Co. Ltd.

Stiching Greenpeace Council

Sunrise Vessel Operations, LLC

Synergy Marine PTE, Ltd.

Ta-Ho Maritime Corporation

Taiheiyo Kisen Kaisha, Ltd.

Taiyo Sangyo Trading & Marine Service, Ltd.

Tamai Steamship Co. Ltd.

Temm Maritime Corporation

Theomar Shipmanagement Corp.

Thor Dahl Shipmanagement AS

Thoresen & Co., (Bangkok) Ltd.

Tidewater Marine Western, Inc.

Toei Japan Ltd.

Toei Korea Ltd.

Toko Kaiun Kaisha Ltd.

Topaz Energy and Marine Ltd.

Toritec Co., Ltd.

Toshin Kisen Co., Ltd.

TOTE Services, LLC

Toyo Kaiun Co., Ltd.

Toyo Sangyo Co., Ltd.

Toyo Shipping Line, Co. Ltd.

Tradition Mariner, LLC.

Transmed Maritime Ltd.

Transmed Shipping Co. Ltd.

Transmed Shipping Ltd.

Transoceanic Cable Ship Co., LLC

Trident Seafoods Corporation

Trimaran Ship Management Ltd.

Trireme Vessel Management

Tropic Marine Ventures

Tsurumi Kisen Co., Ltd.


Unico Logistics Co., Ltd.

Union Commercial Incorporated

Union Marine Enterprises S.A.

Union Marine Management PTE, Ltd.

United NY & NJ Sandy Hook Pilots Association

United States Seafoods, LLC

Unity Ships S.A.

University of Washington / School of Oceanography

USC Barnkrug GmbH & Co KG

Usui Kaiun Co., Ltd.

Vega Reederei GmbH & Co. KG

Venturi Fleet Management S.A.

Versamarine LLC

Vineta Bereederungsgesellschaft mbH

Visemar di Navigazione Srl

Vrontados S.A.

W Marine Inc.

Wagenborg Shipping B.V.

Wallenius Marine AB

Washington State Ferries

Waterworks Equipment, LLC

Wealth Ocean Ship Management (Shanghai) Co., Ltd.

WECO Shipping

Wessels Reederei GmbH & Co., Ltd.

White Sea Group

Wilson Yacht Management USA

Woods Hole Oceanographic Institution

World Management Inc.

World Marine Co., Ltd.

Yang Ming Marine Transport Corp.

YA-SA Gemi Isletmeciligi Ve Ticaret A.S.


Z. & G. Halcoussis Co., Ltd.

Zeaborn Ship Management (Singapore) Pte. Ltd.


HFC Transitional Members


Aloha Petroleum LLC

Estoril Navigation LTD

Fairport Yacht Support

Hawaiian Electric Company, Inc.

Laborde Marine Management LLC

Pacific Energy South West Pacific LTD

P&R Watertaxi LLC

Sea World Management and Trading, Inc.

Winson Shipping (Taiwan) Co., LTD


SBC Transitional Member


Driltek, Inc.

Freeport-McRoRan Oil & Gas LLC

Pacific Operators Offshore LLC





Washington State Maritime Cooperative

MPEH Storage LLC


Updated 7-15-2019