Company Description
Tessera Defense and Homeland Security Inc. develops and provides defense, homeland security, and critical infrastructure technologies.
The company develops threat detection technology for defense and security applications, including counter-drone systems, perimeter and border security, wide-area surveillance, and aerial firefighting.
It also provides AI-powered prediction, analysis, validation, coordination, and response recommendation and initiation capabilities for defense and critical infrastructure operations.
Additionally, the company offers electric motor testing and validation for unmanned and autonomous systems.
Its integrated technology portfolio serves counter-drone systems, AI-enabled command-and-control, perimeter and border security, wide-area surveillance, and aerial firefighting applications.
The company serves defense, homeland security, and critical infrastructure customers. Tessera Defense and Homeland Security Inc. was formerly known as BiomX Inc. and changed its name to Tessera Defense and Homeland Security Inc. in September 2026.
Tessera Defense and Homeland Security Inc. was incorporated in 2015 and is based in Dover, Delaware.
| Country | United States |
| Founded | 2015 |
| Industry | Information Technology Services |
| Sector | Technology |
| Employees | 20 |
| CEO | Michael Oster |
Contact Details
Address: 850 New Burton Road, Suite 201 Dover, Delaware 19904 United States | |
| Website | thlsq.ai |
Stock Details
| Ticker Symbol | HLSQ |
| Exchange | NYSEAMERICAN |
| Stock Type | Common Stock |
| Fiscal Year | January - December |
| Reporting Currency | USD |
| CIK Code | 1739174 |
| CUSIP Number | 09090D608 |
| ISIN Number | US09090D6085 |
| Employer ID | 82-3364020 |
| SIC Code | 7372 |
Key Executives
| Name | Position |
|---|---|
| Michael Oster | Chief Executive Officer and Director |
| Marina Wolfson CPA | Secretary |
| Prof. Rotem Sorek Ph.D. | Scientific Founder |
| Dr. Eran Elinav M.D., Ph.D. | Scientific Founder |
| Dr. Timothy K. Lu M.D., Ph.D. | Scientific Founder |
| Dr. Carl R. Merril M.D. | Scientific Founder |
| David Rokach | Chief Financial Officer, Principal Financial Officer and Principal Accounting Officer |
Latest SEC Filings
| Date | Type | Title |
|---|---|---|
| Oct 19, 2026 | 8-K | Current Report |
| Oct 13, 2026 | 8-K | Current Report |
| Oct 8, 2026 | DEFA14A | Additional definitive proxy soliciting materials and Rule 14(a)(12) material |
| Oct 8, 2026 | DEFA14A | Additional definitive proxy soliciting materials and Rule 14(a)(12) material |
| Oct 7, 2026 | 8-K | Current Report |
| Oct 6, 2026 | DEF 14A | Other definitive proxy statements |
| Oct 6, 2026 | SCHEDULE 13D/A | Filing |
| Oct 5, 2026 | SCHEDULE 13G | Filing |
| Oct 5, 2026 | 8-K | Current Report |
| Sep 29, 2026 | 8-K | Current Report |