# EDGAR Filing Document

**Accession Number:** 0001320760
**File Stem:** 0001140361-26-016375
**Filing Date:** 2026-4
**Character Count:** 2435
**Document Hash:** 5b15d8ce9d52778d16b844328a326f66
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001140361-26-016375.hdr.sgml**: 20260423

**ACCESSION NUMBER**: 0001140361-26-016375

**CONFORMED SUBMISSION TYPE**: DEFA14A

**PUBLIC DOCUMENT COUNT**: 3

**FILED AS OF DATE**: 20260423

**DATE AS OF CHANGE**: 20260423

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** TSS, Inc.
- **CENTRAL INDEX KEY:** 0001320760
- **STANDARD INDUSTRIAL CLASSIFICATION:** SERVICES-MANAGEMENT CONSULTING SERVICES [8742]
- **ORGANIZATION NAME:** 07 Trade & Services
- **EIN:** 202027651
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** DEFA14A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-33627
- **FILM NUMBER:** 26888763

**BUSINESS ADDRESS:**
- **STREET 1:** 110 E. OLD SETTLERS ROAD
- **STREET 2:** SUITE 100
- **CITY:** ROUND ROCK
- **STATE:** TX
- **ZIP:** 78664
- **BUSINESS PHONE:** (512) 310-1000

**MAIL ADDRESS:**
- **STREET 1:** 110 E. OLD SETTLERS ROAD
- **STREET 2:** SUITE 100
- **CITY:** ROUND ROCK
- **STATE:** TX
- **ZIP:** 78664

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Fortress International Group, Inc.
- **DATE OF NAME CHANGE:** 20130814

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** TSS, Inc.
- **DATE OF NAME CHANGE:** 20130607

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Fortress International Group, Inc.
- **DATE OF NAME CHANGE:** 20070131

### UNITED STATES <br>

### SECURITIES AND EXCHANGE COMMISSION <br>

#### WASHINGTON, DC 20549

### SCHEDULE 14A

#### Proxy Statement pursuant to Section 14(a) of the <br>

#### Securities Exchange Act of 1934
Filed by the Registrant ☒

Filed by a Party other than the Registrant ☐

Check the appropriate box:

☐<br> Preliminary Proxy Statement

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

☐ Definitive Proxy Statement

&nbsp;&nbsp;&nbsp;&nbsp;☒ Definitive Additional Materials

☐<br> Soliciting Material Pursuant to § 240.14a-12

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| |
|:---|
| **TSS, Inc.** |
| **(Name of Registrant as Specified in Its Charter)** |
| **(Name of Person(s) Filing Proxy Statement, if Other than the Registrant)** |

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

☒<br> No fee required.

☐<br> Fee paid previously with preliminary materials.

☐<br> 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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