Commissioner of Oaths
Document certification, affidavit witnessing and oath administration from our central London office. Same-day service is available, and most certifications take minutes rather than days.
- £15
- Per document — standard certification
- Same day
- Urgent service, £30 per document
- 15 minutes
- Most certifications completed within
- Central London
- The Leadenhall Building, EC3V 4AB
Certification services and pricing
Transparent pricing with no hidden fees.
Standard certification
Document certification, signature witnessing, copy authentication, oath administration and affidavit certification.
Urgent service
Same-day processing with priority scheduling and immediate certification. Walk-in appointments accepted, no booking required.
Bulk certification
For 10 or more documents, at discounted rates with a dedicated appointment, corporate accounts, on-site service available and priority handling.
- Standard certification
- £15 per document
- Urgent, same-day service
- £30 per document
- Bulk certification, 10+ documents
- From £100
- Most certifications completed within
- 15 minutes
Documents we can certify
Legal, immigration, business and personal documents.
Legal documents
Affidavits and statutory declarations, powers of attorney, witness statements, contracts and agreements, and legal notices.
Immigration documents
Passport copies, birth certificates, marriage certificates, educational certificates and employment documents.
Business documents
Company formation documents, board resolutions, articles of association, share certificates and business contracts.
Personal documents
Identity documents, utility bills, bank statements, property documents and photographs.
How it works
- 1Step 1
Book an appointment
Schedule your certification appointment online or by phone. Standard appointments need 24 hours notice.
- 2Step 2
Bring your documents
Bring the original documents and valid photo identification to the office.
- 3Step 3
Verification
The Commissioner verifies your identity and the documents in front of you.
- 4Step 4
Certification
Documents are certified, stamped and signed, usually within 15 minutes.
- 1Step 1
Book an appointment
Schedule your certification appointment online or by phone. Standard appointments need 24 hours notice.
- 2Step 2
Bring your documents
Bring the original documents and valid photo identification to the office.
- 3Step 3
Verification
The Commissioner verifies your identity and the documents in front of you.
- 4Step 4
Certification
Documents are certified, stamped and signed, usually within 15 minutes.
What to bring
Original documents
Bring the original documents you need certified. Photocopies will be made at the appointment.
Valid photo ID
A passport, driving licence or national ID card is required for verification.
Personal attendance
You must attend in person to sign the documents in front of the Commissioner.
Notice for standard appointments
Standard appointments require 24 hours notice. The urgent service is available for same-day certification.
Nobody can sign on your behalf
Where to find us
Our office is at Level 30, The Leadenhall Building, 122 Leadenhall Street, London, EC3V 4AB, in central London with good transport links.
Open Monday - Friday, 9:00am - 5:30pm GMT. Weekends: Closed. Closed on public holidays. Call 020 3753 5594 or email admin@wesbridgeassociates.co.uk to arrange a certification appointment.
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