UNITED STATES
SECURITIES AND EXCHANGE
COMMISSION
WASHINGTON, DC 20549
FORM 6-K
Report of Foreign Private
Issuer
Pursuant to Rule 13a-16 or 15d-16 under the
Securities Exchange Act of 1934
For the month of November 2025
Commission File Number: 001-41709
SEALSQ
CORP
(Exact Name of
Registrant as Specified in Charter)
N/A
(Translation
of Registrant’s name into English)
| British Virgin Islands |
Avenue
Louis-Casaï 58
1216 Cointrin,
Switzerland |
Not Applicable |
| |
|
|
| (State or other jurisdiction of incorporation or organization) |
(Address of principal executive office) |
(I.R.S. Employer Identification No.) |
Indicate by check mark whether the registrant
files or will file annual reports under cover of Form 20-F or Form 40-F:
☒ Form
20-F ☐ Form 40-F
SEALSQ Corp (“SEALSQ” or the
“Company”) has appointed Dr. Ballester Lafuente as Chief of Staff and Group AI Officer, effective as of November 17, 2025.
In this role, Dr. Ballester Lafuente plans to lead the
integration of artificial intelligence across all SEALSQ group entities, driving operational efficiency, enabling smarter processes, and
accelerating innovation across the company’s semiconductor, PKI, IoT, satellite and post-quantum product lines. He plans to play
a central role in coordinating cross-company initiatives aimed at streamlining operations, improving execution, and embedding AI as a
core engine for performance, differentiation, and sustainable growth.
Before joining SEALSQ, Dr. Ballester Lafuente served as
Head of IT Innovation at the International Institute for Management Development (IMD), the Lausanne-based global business school where
he led technology innovation strategy and workplace AI platforms. In this role, he transformed emerging technologies into practical solutions
that reshaped how people work, learn, and collaborate.
Prior to IMD, he was Technical Program Manager at the EPFL
Center for Digital Trust (C4DT), where he operated at the nexus of academia, industry and international organizations, shaping digital
trust initiatives and advancing collaborations in cybersecurity and digital governance.
Earlier in his career, he co-founded MobileThinking SARL,
a Geneva-based digital product studio; served as a European Project Manager at the University of Geneva overseeing EU-funded R&D projects
in decentralized digital trust; and began his professional journey as an IT Security Auditor at S2 Grupo in Spain, conducting security
audits and penetration tests for critical infrastructures.
Dr. Ballester Lafuente holds a PhD in Management Information
Systems from the University of Geneva, a joint MSc in Security and Mobile Computing from NTNU (Norway) and Aalto University (Finland),
and an M.Eng. in Computer Science from the Universidad Politécnica de Valencia (Spain).
The information contained in this Report on Form 6-K is
hereby incorporated by reference into the registration statement on Form F-3 of the Company (File No. 333-290963), as amended, and the
registration statement on Form S-8 of the Company (File No. 333-287139), and into the base prospectus and any prospectus supplement
outstanding under each of the foregoing registration statements, to the extent not superseded by documents or reports subsequently filed
or furnished by the Company under the Securities Act of 1933, as amended, or the Securities Exchange Act of 1934.
SIGNATURES
Pursuant to the requirements of
the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto
duly authorized.
Date: November 25, 2025 |
SEALSQ CORP |
| |
|
|
| |
By: |
/s/ Carlos Moreira |
| |
|
Name: Carlos Moreira |
| |
|
Title: Chief Executive Officer |
| |
|
|
| |
By: |
/s/ John O’Hara |
| |
|
Name: John O’Hara |
| |
|
Title: Chief Financial Officer |
