# EDGAR Filing Document

**Accession Number:** 0002021313
**File Stem:** 0002021313-25-000004
**Filing Date:** 2025-9
**Character Count:** 2415
**Document Hash:** 25621c4701587482cbc365173153763f
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0002021313-25-000004.hdr.sgml**: 20250930

**ACCESSION NUMBER**: 0002021313-25-000004

**CONFORMED SUBMISSION TYPE**: X-17A-5

**PUBLIC DOCUMENT COUNT**: 2

**CONFORMED PERIOD OF REPORT**: 20250630

**FILED AS OF DATE**: 20250930

**DATE AS OF CHANGE**: 20250930

**EFFECTIVENESS DATE**: 20250930

**PERIOD START**: 20240923

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** FRONTIER ONE LLC
- **CENTRAL INDEX KEY:** 0002021313

**ORGANIZATION NAME:**
- **EIN:** 365101502
- **STATE OF INCORPORATION:** IL
- **FISCAL YEAR END:** 0630

**FILING VALUES:**
- **FORM TYPE:** X-17A-5
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 008-71243
- **FILM NUMBER:** 251358642

**BUSINESS ADDRESS:**
- **STREET 1:** 1033 SKOKIE BOULEVARD
- **STREET 2:** SUITE 260
- **CITY:** NORTHBROOK
- **STATE:** IL
- **ZIP:** 60062
- **BUSINESS PHONE:** 312-859-0899

**MAIL ADDRESS:**
- **STREET 1:** 1033 SKOKIE BOULEVARD
- **STREET 2:** SUITE 260
- **CITY:** NORTHBROOK
- **STATE:** IL
- **ZIP:** 60062

### Attached PDF Documents

**Attachment 1:** `frontierone2025.pdf`

_No text found in this document._

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## FORM X-17A-5

### ANNUAL AUDITED REPORT

### Filer Information

**Filer CIK:** 0002021313

**Filer CCC:** XXXXXXXX

**Is this a LIVE or TEST filing?:** LIVE

**Would you like a Return Copy?:** Yes

### Submission Information

**Report Period Begin Date:** 09-23-2024

**Report Period End Date:** 06-30-2025

**Type of Registrant:** Broker-dealer

**Any material weaknesses identified?:** No

### Registrant Identification

**Name of Broker-Dealer:** FRONTIER ONE LLC

**Business Address:** 1033 SKOKIE BOULEVARD, SUITE 260, NORTHBROOK, IL, 60062

**Contact Person:** Carol Ann Kinzer

**Contact Phone:** 678-525-0992

### Independent Public Accountant Identification

**Accountant Name:** DeMarco Sciaccotta Wilkens & Dunleavy, LLP

**Accountant Address:** 20646 Abbey Woods Ct. N., Suite 201, Frankfort, IL, 60423

**Accountant Type:** Certified Public Accountant

### OATH OR AFFIRMATION

I, **William D. Forsyth III**, swear (or affirm) that, to the best of my knowledge and belief, the accompanying financial statements and supporting schedules pertaining to the firm of **FRONTIER ONE LLC**, as of **06-30-2025**, are true and correct.

**Signature:** William D. Forsyth III

**Title:** Co-President