This major group includes establishments primarily engaged in the pipeline transportation of petroleum and other commodities, except natural gas. Pipelines operated by petroleum producing or refining companies and separately reported are included. Establishments primarily engaged in natural gas transmission are classified in Industry 4922.

Marathon Petroleum Corporation

Oil & Gas Exploration & Services

Inter Pipeline

Oil & Gas Exploration & Services

NuStar Energy L.P.

Oil & Gas Exploration & Services

Buckeye Partners

Oil & Gas Exploration & Services

Colonial Pipeline Company

Oil & Gas Exploration & Services

Trans Mountain

Oil & Gas Exploration & Services

Sunoco Logistics

Oil & Gas Exploration & Services

Greenergy

Oil & Gas Exploration & Services

BOTAŞ

Oil & Gas Exploration & Services

Alliance Pipeline

Oil & Gas Exploration & Services

Kapor Center for Social Impact

Non-Profit & Charitable Organizations & Foundations

Energy Assets

Utilities

ARB Midstream

Oil & Gas Exploration & Services

VTTI

Oil & Gas Exploration & Services

Enerfin Resources Company

Electricity & Energy

Plains All American

Oil & Gas Exploration & Services

United Petroleum Transports

Transportation - General

Buckeye Partners, L.P.

Electricity & Energy

Alkion Terminals

Oil & Gas Exploration & Services

Holly Energy Partners, L.P. ("HEP")

Oil & Gas Exploration & Services