# KEYSPAN CORP — DEF 14A

KEYSPAN CORP of HICKSVILLE, NY filed a DEF 14A with the SEC on 1999-04-07. Industry: Natural Gas Distribution.

## Filing

- Filed: 1999-04-07
- Form: DEF 14A
- Accession: 0000950130-99-002017
- Registrant: KEYSPAN CORP
- CIK: 0001062379
- Industry (SIC): Natural Gas Distribution (4924)
- State of incorporation: NY
- Location: HICKSVILLE, NY

## Filing timeline for this registrant (43)

_Showing 12 of 43 filings._

| Filed | Form |
| --- | --- |
| [2006-08-11](https://search.stillhousedata.com/proxy/0001062379-06-000103) | DEFA14A |
| [2006-08-11](https://search.stillhousedata.com/proxy/0000893750-06-000241) | DEFA14A |
| [2006-08-08](https://search.stillhousedata.com/proxy/0001062379-06-000100) | DEFA14A |
| [2006-08-08](https://search.stillhousedata.com/proxy/0001062379-06-000098) | DEFA14A |
| [2006-08-07](https://search.stillhousedata.com/proxy/0001062379-06-000096) | DEFA14A |
| [2006-08-02](https://search.stillhousedata.com/proxy/0001062379-06-000090) | DEFA14A |
| [2006-08-01](https://search.stillhousedata.com/proxy/0001062379-06-000088) | DEFA14A |
| [2006-07-24](https://search.stillhousedata.com/proxy/0001062379-06-000085) | DEFA14A |
| [2006-07-24](https://search.stillhousedata.com/proxy/0001062379-06-000082) | DEFA14A |
| [2006-07-21](https://search.stillhousedata.com/proxy/0001062379-06-000080) | DEFA14A |
| [2006-07-20](https://search.stillhousedata.com/proxy/0001062379-06-000078) | DEFA14A |
| [2006-07-12](https://search.stillhousedata.com/proxy/0001062379-06-000074) | DEFA14A |

## More

- [CIK 1062379 on SEC EDGAR (source of record)](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1062379&type=&dateb=&owner=include&count=40)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/proxy/0000950130-99-002017.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.