What We Do
We support Nigerians at home and abroad, as well as international partners and expatriates, with Nigeria-focused document and diaspora-related solutions. Our solutions include Nigerian document authentication and legalization, structured document processing support, and professionally designed document templates that help clients navigate official processes with confidence.
Document Template Kits
Instantly downloadable blank templates along with filled annotated examples of documents showing how to complete it correctly, and a clear step-by-step completion guide. You see what the document looks like, how it should be filled or presented, and the accurate steps to follow – giving you absolute peace of mind.
Comprehensive Knowledgebase
With over a decade of experience dealing with Nigerian documents and international mobility processes for the diaspora, we offer a comprehensive and ever-expanding knowledgebase of document intelligence & best practices (insights and do’s and don’ts) available to you as instant downloads and premium reports, to help you avoid costly mistakes.
Document Authentication & Processing
As Nigeria’s premier document authentication, legalization & processing support provider, we also provide guidance for procedures such as: NPC birth attestation certificates, single status (bachelorhood/spinsterhood) certificates, and Ministry of Foreign Affairs (Nigeria) authentication, legalization & apostille services for Nigerians abroad and the international diaspora.

Document Solutions for Every Purpose
From diasporans trying to get married overseas, to individuals seeking to apply for a visa and fill immigration-related documents and Nigerians home and abroad who need different types of affidavits, letters, agreements and other personal and business documents: Our solutions clear the way for your international mobility and cross-border needs.
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Who We Serve
Antarch Consulting provides Nigerian document solutions for international mobility. We support Nigerians worldwide, as well as foreigners and institutions handling Nigeria related document requirements, with document authentication and legalization, structured document processing guidance, and Nigerian document templates.

Nigerians Abroad
Diaspora Nigerians who need important Nigerian documents for residency applications, marriage, birth registrations, family reunification, study, work and other immigration-related purposes. Nigerians across the world who need Nigerian document templates or MFA document authentication to guide their applications and official processes abroad.

Foreigners Engaging Nigeria
Expats working in Nigeria but who need Nigerian documents for domestic regulatory compliance or for international migration. Those who were born in Nigeria and now need Nigerian documents for residency or citizenship applications abroad. And spouses, international partners, investors, and institutions who need authenticated Nigerian records.

Nigerians Planning to Travel
Nigerians at home with international relocation aspirations, needing documents and insights for embassy applications, study abroad, foreign job opportunities and marriage abroad. Also for Nigerians needing help with documents and processes related to birth attestations, registrations, form filling, and official documentation.

Comprehensive Document Template Kits
With our well-formatted and user-friendly do-it-yourself document kits, you will never worry again about making mistakes when dealing with important documents. And what’s more, you will confidently take full control of your applications and registrations.
Blank Template ✓
Professionally formatted DOCX & PDF templates with proper structure ready for you to fill with your personal information.
Completed Example ✓
Fully filled real-life document example showing exactly how to fill out each section correctly.
How-To Guide✓
Step-by-step instructions, tips, and common mistakes to avoid – to ensure that your document or application meets all requirements..
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Nigerian Document Intelligence
Beyond templates and document processing/attestation support, we also provide high value, expertly curated, well-researched and in-depth reports that explain Nigerian documents, requirements, and real-world use cases. Designed for international mobility stakeholders, professionals, expatriates and global users who need accurate information without paying for consultancy.