# MPOWER HOLDING CORP

MPOWER HOLDING CORP is a company headquartered in Pittsford, NY, United States.

## Company overview

- **Legal name:** MPOWER HOLDING CORP
- **Classification:** Company
- **Industry (SIC):** 4813 — Telephone Communications (No Radiotelephone)
- **Headquarters:** Pittsford, NY, United States
- **Incorporated in:** DE
- **Fiscal year end:** December 31
- **SEC CIK:** 0001117042

## About

MPOWER HOLDING CORP is identified in the retained SEC EDGAR snapshot dated 2026-10-14. Its SEC Central Index Key is 0001117042, and its reported industry is Telephone Communications (No Radiotelephone). The retained history contains 12 filings, including 8-K filed on 2006-08-04. Each filing retains its accession, filing date and original SEC document link. This historical evidence does not establish current registration, listing, ownership or financial condition.

## Recent SEC filings

- Form 8-K — filed 2006-08-04 — period 2006-08-04 — CURRENT REPORT
- Form 8-K — filed 2006-08-02 — period 2006-08-02 — CURRENT REPORT
- Form 8-K — filed 2006-08-01 — period 2006-07-31 — CURRENT REPORT
- Form 8-K — filed 2006-07-26 — period 2006-07-26 — CURRENT REPORT
- Form SC 13G — filed 2006-07-21
- Form 8-K — filed 2006-06-08 — period 2006-06-08 — FORM 8-K
- Form 8-K — filed 2006-06-06 — period 2006-06-06 — FORM 8-K
- Form 10-Q — filed 2006-05-10 — period 2006-03-31 — MPOWER HOLDING CORPORATION FORM 10-Q 3-31-06
- Form 8-K — filed 2006-05-09 — period 2006-05-09 — SOLICITING MATERIAL PURSUANT TO RULE 14A-12
- Form 8-K — filed 2006-05-09 — period 2006-05-09 — MPOWER HOLDING CORPORATION FORM 8-K
- Form 8-K — filed 2006-05-05 — period 2006-05-05 — CURRENT REPORT
- Form 10-K — filed 2006-03-01 — period 2005-12-31 — MPOWER HOLDING CORPORATION FORM 10K 12.31.05

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Updated: 2026-10-23T22:01:01Z

Canonical page: https://altss.com/profile/mpower-holding-corp

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