BLAKFRAME LTD Corporate Identity and Legal Disclosure Company Number: 16726125 (England and Wales) Document Classification: Public Corporate Disclosure Date: April 2026 1. Corporate Identity Entity Name: BLAKFRAME LTD Company Number: 16726125 Jurisdiction: England and Wales Entity Type: Private Limited Company Date of Incorporation: 18 September 2025 SIC Code: 62012 - Business and domestic software development 62090 - Other information technology service activities 72190 - Other research and experimental development on natural sciences and engineering Status: Active 2. Registered Office 71-75 Shelton Street Covent Garden London WC2H 9JQ United Kingdom 3. Director and Person of Significant Control Name: David Tsarskykh Role: Director and Systems Architect Appointment Date: 18 September 2025 Control: Person with significant control, holding more than 75 percent of voting rights and shares David Tsarskykh serves as the sole director of the firm. All strategic, technical, and operational decisions are made by the director. 4. Filing Status The firm's filing status with Companies House is Active. First Accounts Due: 18 June 2027 Next Confirmation Statement: 25 February 2027 All filings are current as of April 2026. 5. Identity Verification Status Verification requirements complete. David Tsarskykh is verified as director and person with significant control. Companies House identity verification confirmed. 6. Nature of Business BLAKFRAME LTD is a systems engineering firm. The firm does not operate as a financial services provider, investment vehicle, or advisory service. It does not hold client funds, issue securities, or provide regulated financial advice. The firm's output consists of: - Bare-metal microkernel architecture and engineering services - Security research and vulnerability analysis - Purpose-built infrastructure software for institutional partners All operations fall within SIC Code 62012. 7. Intellectual Property All source code, algorithms, datasets, documentation, and system architectures produced by BLAKFRAME LTD are the exclusive intellectual property of the firm. Unauthorized reproduction, reverse engineering, or analysis of any technical asset is prohibited under the Computer Misuse Act 1990 and applicable intellectual property statutes of England and Wales. Technical assets are classified into three tiers as described in the accompanying Technical Disclosure: Restricted, Controlled, and Public. 8. Public Verification Registry [COMPANY] DEALROOM https://app.dealroom.co/companies/blakframe WELLFOUND https://wellfound.com/company/blakframe F6S https://www.f6s.com/blakframe CRUNCHBASE https://www.crunchbase.com/organization/blakframe-ltd OWLER https://www.owler.com/company/blakframe LURSOFT https://ukcompanies.lursoft.lv/en/company/blakframe-ltd/16726125 GBCOMP https://gbcomp.p-o.co.uk/en/company_details/16726125 CITU https://www.companiesintheuk.co.uk/ltd/blakframe GOV.UK https://find-and-update.company-information.service.gov.uk/company/16726125 [DIRECTOR] CRUNCHBASE https://www.crunchbase.com/person/david-tsarskykh WELLFOUND https://wellfound.com/u/david-tsarskykh F6S https://www.f6s.com/david-tsarskykh GOV.UK APPOINTMENTS https://find-and-update.company-information.service.gov.uk/officers/FWlfFOym1c9GFox-G7lXg67o3KI/appointments GOV.UK OFFICERS https://find-and-update.company-information.service.gov.uk/company/16726125/officers GOV.UK PSC https://find-and-update.company-information.service.gov.uk/company/16726125/persons-with-significant-control CITU https://www.companiesintheuk.co.uk/people/David-TSARSKYKH/100910212 [CAPABILITY] TRACXN https://tracxn.com/d/companies/blakframe/__hr-Rh86mPsziAro6X9hM8dGOFNHWaw-1oDGOggfz0EI ORCID https://orcid.org/0009-0006-0885-9778 CLUTCH https://clutch.co/profile/blakframe OPENAIRE https://explore.openaire.eu/search/result?pid=10.5281%2Fzenodo.19161816 9. Historical Records The Wayback Machine maintains timestamped snapshots of the firm's web presence, corporate disclosures, and director records from early 2026, providing an independent third-party record of operational history. BLAKFRAME: https://web.archive.org/web/20260415113131/https://blakframe.com/ GOV.UK: https://web.archive.org/web/20260206204220/https://find-and-update.company-information.service.gov.uk/company/16726125 GOV.UK APPTS: https://web.archive.org/web/20260206210604/https://find-and-update.company-information.service.gov.uk/officers/FWlfFOym1c9GFox-G7lXg67o3KI/appointments GOV.UK OFFICERS: https://web.archive.org/web/20260206211104/https://find-and-update.company-information.service.gov.uk/company/16726125/officers GOV.UK PSC: https://web.archive.org/web/20260206211239/https://find-and-update.company-information.service.gov.uk/company/16726125/persons-with-significant-control LURSOFT: https://web.archive.org/web/20260206205947/https://ukcompanies.lursoft.lv/en/company/blakframe-ltd/16726125 GBCOMP: https://web.archive.org/web/20260206210100/https://gbcomp.p-o.co.uk/en/company_details/16726125/ CITU (Company): https://web.archive.org/web/20260206210322/https://www.companiesintheuk.co.uk/ltd/blakframe CITU (Director): https://web.archive.org/web/20260206210904/https://www.companiesintheuk.co.uk/people/David-TSARSKYKH/100910212 WELLFOUND: https://web.archive.org/web/20260222065221/https://wellfound.com/company/blakframe-ltd 10. Contact BLAKFRAME LTD 71-75 Shelton Street, Covent Garden, London, WC2H 9JQ United Kingdom Email: hello@blakframe.com Web: https://blakframe.com