Company: BCAR
Filing Date: 2025-04-29
Form Type: S-1
Source: 0001829126-25-003006
Chunk: 12

Company: D. Boral ARC Acquisition I Corp.
Filing Date: 2025-04-29
Form: S-1
Chunk 12
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 whether directly or indirectly, is being or may be made to the public in the British Virgin Islands to subscribe for any of our securities.

|                                           |     | Per Unit |       |     | Total |             |
|:------------------------------------------|:----|:---------|------:|:----|:------|------------:|
| Public offering price                     |     | $        | 10.00 |     | $     | 250,000,000 |
| Underwriting discounts and commissions(1) |     | $        |  0.35 |     | $     |   8,750,000 |
| Proceeds, before expenses, to us          |     | $        |  9.65 |     | $     | 241,250,000 |

| (1) | Includes $0.35 per unit, or up to $8,750,000 in the aggregate (or up to $10,062,500 if the overallotment option is exercised in full), payable to the underwriters in this offering for deferred underwriting commissions to be placed in a trust account located in the United States and released to the underwriters only upon the completion of an initial business combination. In addition, the representative of the underwriters or its designees will receive an aggregate of 1,000,000 ordinary shares (whether or not the over-allotment option is exercised), which we refer to herein as the “representative shares,” as compensation in connection with this offering. We will also pay $[_____] to [_______] for acting as a “qualified independent underwriter” in this offering. See “Underwriting (Conflicts of Interest)” for a description of compensation and other items of value payable to the underwriters. |

The underwriters are offering the units for sale on a firm commitment basis. The underwriters expect to deliver the units to the purchasers on or about [ ], 2025.

<div align='center'>Sole Book-Running Manager

D. Boral Capital

, 2025

Table of Contents</div>

|                                                                                       |     | Page |
| The Offering                                                                          |     |   17 |
| Summary Financial Data                                                                |     |   41 |
| Risks                                                                                 |     |   42 |
| Risk Factors                                                                          |     |   44 |
| Cautionary Note Regarding Forward-Looking Statements                                  |     |   93 |
| Use of Proceeds                                                                       |     |   94 |
|