Our Most Popular Visa Routes and Business Immigration Structures

Legal advice in London

These core services represent the most common immigration solutions sought by our clients. We provide full strategic, legal, and compliance support across each of these routes:

Sponsor Licence Applications and Compliance

We assist UK companies in applying for and managing sponsor licences under the Skilled Worker and Global Business Mobility routes. Services include:

  • Preparing and submitting sponsor licence applications
  • Advising on visa categories suited to your business
  • Implementing compliant HR and reporting systems
  • Assigning and managing Certificates of Sponsorship (CoS)
  • Audit preparation and UKVI communication

Where needed, Aster & Trujillo can act as your Authorising Officer and Level 1 User, managing your Sponsor Management System (SMS).

Skilled Worker and Senior/Specialist Worker Visas

We support employers and professionals with:

  • Skilled Worker visa applications
  • Global Business Mobility: Senior or Specialist Worker visas
  • Visa extension and settlement applications
  • CoS management and salary eligibility checks
  • Liaison with UKVI and compliance tracking

UK Expansion Worker Visa (Global Business Mobility)

Ideal for international businesses entering the UK market, the UK Expansion Worker visa enables senior personnel to establish a UK presence.

We assist with:

  • UK company formation and structuring
  • Visa eligibility assessment and guidance
  • Full application drafting and documentation
  • Transition planning to a full sponsor licence after setup

Innovator Founder Visa

Designed for entrepreneurs with scalable, original business ideas. This visa provides a route to settlement and replaces the former Tier 1 Entrepreneur and Start-up routes.

We offer:

  • Business plan development and endorsement advisory
  • Company incorporation and structuring
  • Application preparation and submission
  • Ongoing legal and compliance support post-arrival

Immigration Compliance and Legal Oversight

Our compliance services are trusted by employers with sponsor licences and international staff. We help maintain audit readiness and legal certainty:

  • Right to work checks and HR documentation
  • Drafting employment contracts aligned with immigration status
  • Visa expiry and renewal tracking
  • Reporting absences, changes, or terminations
  • Sponsor Management System (SMS) updates and monitoring
  • Home Office inspection readiness
  • Internal compliance health checks

We also offer a Document Checking Service for high-risk or sensitive applications.