C

Company dossier

COLUMBIA ENERGY GROUP

Exchange

Entity type

operating

Fiscal year end

Dec 31

Headquarters

DE

Company overview

COLUMBIA ENERGY GROUP

COLUMBIA ENERGY GROUP is a privately held American platform focused on developing, owning, and operating midstream assets that move natural gas, liquids, and their associated infrastructure for utilities and industrial end users across regional markets; the company blends pipeline transport, storage, and processing services designed to support power generators, municipal suppliers, and manufacturing firms seeking dependable delivery and optimization of energy flows. CIK 22099 positions the group within the broader utility and energy transportation SIC ecosystem, where legacy regulatory oversight—federal agencies such as FERC, state utility commissions, and environmental regulators—continues to shape tariff-setting, emissions compliance, and pipeline safety protocols, making permitting, maintenance, and rate-case outcomes material risks for the enterprise. Though a comprehensive latest filing is not available right now, the organization closely monitors capital allocation, regulatory filings, and credit markets to keep investors informed. For timely visibility into real-time updates, view live SEC filings on Earnings Feed.

Source: Earnings Feed research · last updated 11/24/2025

Recent filings

Latest submissions
10 items

Monitoring

Insider owner filings
Yes
Insider issuer filings
No
Tickers on record
0

Ticker roster

No tickers on record.

Addresses

  • business

    13880 DULLES CORNER LANE SUITE 300

    HENDERON, VA, 20171-4600

  • mailing

    13880 DULLES CORNER LANE SUITE 300

    HERNDON, VA, 20171-4600

Former names

  • COLUMBIA GAS SYSTEM INC

    1994-02-251997-08-14