Exchange
—
Entity type
operating
Fiscal year end
Dec 31
Headquarters
DE
Company overview
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
- COLUMBIA ENERGY GROUP150.1 KB
COLUMBIA ENERGY GROUP 10-Q
- COLUMBIA ENERGY GROUP10.8 KB
COLUMBIA ENERGY GROUP 8-K
- COLUMBIA ENERGY GROUP39.3 KB
COLUMBIA ENERGY GROUP 8-K
- COLUMBIA ENERGY GROUP8.4 KB
COLUMBIA ENERGY GROUP 8-K
- COLUMBIA ENERGY GROUP174.8 KB
COLUMBIA ENERGY GROUP 10-Q
- COLUMBIA ENERGY GROUP44.8 KB
COLUMBIA ENERGY GROUP 8-K
- COLUMBIA ENERGY GROUP14.8 KB
COLUMBIA ENERGY GROUP 8-K
- COLUMBIA ENERGY GROUP13.1 KB
COLUMBIA ENERGY GROUP 8-K
- COLUMBIA ENERGY GROUP113.1 KB
COLUMBIA ENERGY GROUP 10-Q
- COLUMBIA ENERGY GROUP33.1 KB
COLUMBIA ENERGY GROUP 8-K
Former names
- 1994-02-25 – 1997-08-14
COLUMBIA GAS SYSTEM INC