# EDGAR Filing Document

**Accession Number:** 0002065708
**File Stem:** 0001193125-26-196179
**Filing Date:** 2026-4
**Character Count:** 4192
**Document Hash:** 40b3eb3aef20ce122a44ec8902356950
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-26-196179.hdr.sgml**: 20260430

**ACCESSION NUMBER**: 0001193125-26-196179

**CONFORMED SUBMISSION TYPE**: DEFA14A

**PUBLIC DOCUMENT COUNT**: 3

**FILED AS OF DATE**: 20260430

**DATE AS OF CHANGE**: 20260430

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Andersen Group Inc.
- **CENTRAL INDEX KEY:** 0002065708
- **STANDARD INDUSTRIAL CLASSIFICATION:** SERVICES-BUSINESS SERVICES, NEC [7389]
- **ORGANIZATION NAME:** 07 Trade & Services
- **EIN:** 334630773
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** DEFA14A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-43014
- **FILM NUMBER:** 26923002

**BUSINESS ADDRESS:**
- **STREET 1:** 333 BUSH ST STE 1700
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94104
- **BUSINESS PHONE:** (415) 764-2700

**MAIL ADDRESS:**
- **STREET 1:** 333 BUSH ST STE 1700
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94104

**UNITED STATES** 

**SECURITIES AND EXCHANGE COMMISSION** 

**Washington, D.C. 20549** 

**SCHEDULE 14A INFORMATION** 

**Proxy Statement Pursuant to Section 14(a) of the** 

**Securities Exchange Act of 1934** 

**(Amendment No.)** 

Filed by the Registrant ☒ Filed by a party other than the Registrant ☐

Check the appropriate box:

☐ Preliminary Proxy Statement

☐ **Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))**

☐ Definitive Proxy Statement

☒ Definitive Additional Materials

☐ Soliciting Material under Rule 14a-12

## Andersen Group Inc.
**(Name of Registrant as Specified in its Charter)** 

**(Name of Person(s) Filing Proxy Statement, if Other Than the Registrant)** 

Payment of Filing Fee (Check all boxes that apply):

 ☒ No fee required.

 ☐ Fee paid previously with preliminary materials.

 ☐ Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a-6(i)(1) and 0-11.

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![LOGO](g267736dsp002.jpg)

ANDERSEN GROUP INC. 333 BUSH STREET, SUITE 1700 SAN FRANCISCO, CALIFORNIA 94104 Your Vote Counts! ANDERSEN GROUP INC. 2026 Annual Meeting Vote by June 21, 2026 11:59 PM ET V95910-P52593 You invested in ANDERSEN GROUP INC. and it's time to vote! You have the right to vote on proposals being presented at the Annual Meeting. This is an important notice regarding the availability of proxy materials for the stockholder meeting to be held on June 22, 2026. Get informed before you vote View the Notice and Proxy Statement and Form 10-K online OR you can receive a free paper or email copy of the material(s) by requesting prior to June 8, 2026. If you would like to request a copy of the material(s) for this and/or future stockholder meetings, you may (1) visit www.ProxyVote.com, (2) call 1-800-579-1639 or (3) send an email to sendmaterial@proxyvote.com. If sending an email, please include your control number (indicated below) in the subject line. Unless requested, you will not otherwise receive a paper or email copy. For complete information and to vote, visit www.ProxyVote.com Control # Smartphone users Point your camera here and vote without entering a control number Vote Virtually at the Meeting\* June 22, 2026 9:00 a.m. PDT Virtually at: www.virtualshareholdermeeting.com/ANDG2026 \*Please check the meeting materials for any special requirements for meeting attendance.

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![LOGO](g267736dsp003.jpg)

Vote at www.ProxyVote.com THIS IS NOT A VOTABLE BALLOT This is an overview of the proposals being presented at the upcoming stockholder meeting. Please follow the instructions on the reverse side to vote these important matters. Board Voting Items Recommends 1. Election of Directors Nominees: 01) Mark Vorsatz 05) Joseph Karczewski For 02) Robert V. Gunderson, Jr. 06) John F. Nicolai 03) Susan Decker 07) Ronald L. Olson 04) John R. Joyce 08) Dorice Pepin 2. To ratify the appointment of BDO USA, P.C. as our independent registered public accounting firm for the year ending For December 31, 2026. NOTE: Such other business as may properly come before the meeting or any adjournment thereof. Prefer to receive an email instead? While voting on www.ProxyVote.com, be sure to click "Delivery Settings". V95911-P52593