# EDGAR Filing Document

**Accession Number:** 0002102771
**File Stem:** 0001354457-26-000514
**Filing Date:** 2026-6
**Character Count:** 1108
**Document Hash:** fe7b096391d7fef16136805ee9d885b7
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001354457-26-000514.hdr.sgml**: 20260602

**ACCESSION NUMBER**: 0001354457-26-000514

**CONFORMED SUBMISSION TYPE**: CERT

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20260602

**DATE AS OF CHANGE**: 20260602

**EFFECTIVENESS DATE**: 20260602

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Keystone Acquisition Corp.
- **CENTRAL INDEX KEY:** 0002102771
- **STANDARD INDUSTRIAL CLASSIFICATION:** BLANK CHECKS [6770]
- **ORGANIZATION NAME:** 05 Real Estate & Construction
- **EIN:** 000000000
- **STATE OF INCORPORATION:** E9
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** CERT
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-43320
- **FILM NUMBER:** 261054048

**BUSINESS ADDRESS:**
- **STREET 1:** 228 PARK AVENUE S PMB 242627
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10003
- **BUSINESS PHONE:** 9175730777

**MAIL ADDRESS:**
- **STREET 1:** 228 PARK AVENUE S PMB 242627
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10003

### Attached PDF Documents

**Attachment 1:** `8A_Cert_KEYY_2102771.pdf`

_No text found in this document._