RIDGEFIELD ACQUISITION CORP

Overview

• IndustryBlank Checks¹
• HeadquartersCarson City, Nevada¹
• Incorporated inCO²
• Business address3827 S Carson St, Unit 505-25 Pmb 1078, Carson City, Nv 89701²
• Filer categoryNon-accelerated filer, Smaller reporting company²

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Ridgefield Acquisition Corp. (“we”, “us”, “our”, “Ridgefield” or the “Company”) was originally incorporated as a Colorado corporation on October 13, 1983 under the name Ozo Diversified, Inc. On June 23, 2006, the Company filed Articles of Merger with the Secretary of State of the State of Nevada that effected the merger between the Company and a wholly-owned subsidiary formed under the laws of the State of Nevada (“RAC-NV”), pursuant to the Articles of Merger, whereby RAC-NV was the surviving corporation. The merger changed the domicile of the Company from the State of Colorado to the State of Nevada. Furthermore, as a result of the Articles of Merger the Company is authorized to issue 35,000,000 shares of capital stock consisting of 30,000,000 shares of common stock, $.001 par value per share and 5,000,000 shares of preferred stock, $.01 par value per share.³ From its latest annual report

Corporate structure

RIDGEFIELD ACQUISITION CORP sits at the top of its group. 1 entity, 1 country on record. Switch between the flow chart and the network, and select any entity to see its details.

Built from major holders from Schedules 13D and 13G. Each entity in the chart links to its source.

What it owns

What RIDGEFIELD ACQUISITION CORP reports owning in its annual reports to the SEC: buildings, land and equipment, real estate and locations, investments, intangible assets and inventory, at the end of its latest fiscal year and a year before.

Investments

Properties, in its own words

The Company maintains an administrative office at 3827 S Carson St, Unit 505-25 PMB 1078, Carson City, NV 89701, which serves as its principal office. Steven N. Bronson, the Company’s Chairman, President, CEO, and majority shareholder, primarily works remotely from his private office in Bellevue, Washington, at his own expense.

Item 2 of the 10-K filed Mar 14, 2025.³

Leadership

Who has led RIDGEFIELD ACQUISITION CORP, and when. Pick a name to see everywhere that person has worked.

• PresidentSteven N. Bronson Feb 28, 2006 to Apr 25, 2024⁹

Former names

• BIO MEDICAL AUTOMATION INCMay 24, 1999 to Nov 22, 2002²
• OZO DIVERSIFIED AUTOMATION INC /CO/Nov 13, 1995 to Mar 22, 1999²

Timeline

1. Feb 3, 20268-K Change to shareholders' rights¹²
2. Apr 25, 20248-K Unregistered sale of shares¹³
3. Dec 4, 20238-K Change of auditor¹⁴
4. Oct 31, 20228-K New debt or obligation¹⁵
5. Mar 28, 20228-K New debt or obligation¹⁶

Filings

33 filings to the SEC since October 2021: 4 annual reports, 13 quarterly reports, 5 major events, 2 insider forms, 3 large holders, 6 other. The latest 20:

1. Feb 3, 202615-12G EDGAR
2. Feb 3, 20268-K EDGAR
3. Dec 12, 2025SC 13E3/A EDGAR
4. Dec 12, 2025DEF 14C EDGAR
5. Nov 7, 202510-Q EDGAR
6. Oct 20, 2025PRER14C EDGAR
7. Oct 20, 2025SC 13E3 EDGAR
8. Sep 17, 2025PRE 14C EDGAR
9. Aug 8, 202510-Q EDGAR
10. May 9, 202510-Q EDGAR
11. Mar 14, 202510-K EDGAR
12. Nov 8, 202410-Q EDGAR
13. Aug 8, 202410-Q EDGAR
14. May 13, 202410-Q EDGAR
15. Apr 29, 2024SC 13D/A EDGAR
16. Apr 25, 20244 OWNERSHIP DOCUMENT EDGAR
17. Apr 25, 20248-K EDGAR
18. Mar 12, 202410-K EDGAR
19. Dec 4, 20238-K EDGAR
20. Nov 13, 202310-Q EDGAR

Every filing from the last five years, summarized. The full record is on SEC EDGAR.

Insider trades

1 open-market trades by officers, directors and large owners since October 2021: 1 buys and 0 sales. Grants, option exercises and gifts are left out.

From Forms 4 filed with the SEC.

Major holders

Investors who own more than 5% of the shares must tell the SEC: a 13D if they may seek to influence the company, a 13G if they hold passively.

• BRONSON STEVEN NSC 13D/A, 3 filings Jul 1, 2022 to Apr 29, 2024¹⁷

SEC filer profile

How RIDGEFIELD ACQUISITION CORP is registered with the Securities and Exchange Commission, from its EDGAR record and the cover page of its latest annual report.

• Name on EDGARRIDGEFIELD ACQUISITION CORP¹
• CIK0000812152
• Employer ID (EIN)84-0922701³
• Filer statusNon-accelerated filer not an emerging growth company; a smaller reporting company; a shell company³
• Incorporated inNevada³
• Fiscal year endsDecember 31¹
• Industry code (SIC)6770 Blank Checks¹
• SEC reviewing officeOffice of Real Estate & Construction, Division of Corporation Finance¹
• Business address3827 S Carson St, Unit 505-25 Pmb 1078, Carson City, NV 89701¹
• Phone805-583-7744¹
• Shares outstanding27,860,773 as of Nov 7, 2025⁸
• Public float$40.1K as of Jun 30, 2024³
• AuditorLMHS, P.C., Norwell, Massachusetts PCAOB ID 3373; no auditor attestation of internal control over financial reporting³
• On EDGAR sinceNov 13, 1995¹
• Filings239 in all: 10-Q (55), 10QSB (36), 8-K (31), SC 13D/A (22), 4 (19), 10-K (18), 10KSB (9), UPLOAD (5)¹
  All 32 form types

  10KSB/A (4), NT 10-K (4), NT 10-Q (4), 10KSB40 (3), 10QSB/A (3), 10-Q/A (2), 15-12G (2), 4/A (2), 8-K/A (2), DEF 14C (2), PRE 14C (2), SC 13G (2), 15-12G/A (1), 3 (1), 3/A (1), DEF 14A (1), DEFM14A (1), PRE 14A (1), PREM14A (1), PRER14A (1), PRER14C (1), SC 13E3 (1), SC 13E3/A (1), SC 14F1 (1)

• Latest filingsAnnual report (10-K) Mar 14, 2025
  Quarterly report (10-Q) Nov 7, 2025
  Proxy statement (DEF 14A) Jan 25, 1999
  Latest 8-K (8-K) Feb 3, 2026

Securities registered for trading

From the cover page of the 10-K filed Mar 14, 2025 (Section 12(b) of the Exchange Act).³

Risk factors and legal proceedings

Legal proceedings

We are not party to any legal proceedings. We may, from time to time, be party to litigation and subject to claims incident to the ordinary course of business. As our acquisition strategy develops, we may become party to an increasing number of litigation matters and claims. The outcome of litigation and claims cannot be predicted with certainty, and the resolution of any future matters could materially affect our future financial position, results of operations or cash flows.

The opening of Item 3, Legal Proceedings.³