LEGAL & BUSINESS CONSULTANCY

Authentic expertise,
in your corner.

Avilion brings partner-led legal and commercial counsel to the people who build businesses — and to the professionals who advise them.

WHO I WORK WITH
I

For Business Clients, Entrepreneurs & Owners

Straight-talking counsel for the people building and running companies — from the first contract to the final exit.

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For Business Service Providers

Law firms, accountants, consultancies and the other trusted advisers businesses rely on — senior capability alongside your own, to mutual benefit.

Not sure which is you? It hardly matters — the first conversation is free either way.
SPECIALIST PRACTICE

Energy & infrastructure projects — consulting & contracting.

A career inside the world's largest LNG, upstream and infrastructure projects — from first structuring to financial close, across six continents.

VIEW THE PRACTICE
FIRST CONSULTATION FREE

We start by understanding what you truly need — and, as often, what you do not. No charge, no obligation.

FIXED FEES, AGREED FIRST

Every fee settled in advance and set to what your business can sensibly bear. Never a meter left running.

STRAIGHT ANSWERS

Plain English, honest signposting. If a question sits outside my field, I say so — and point you to the right person.

Sebastian Lea, Founder & CEO of Avilion
THE FOUNDER

Avilion is Sebastian Lea — a career spent at the world's largest international law firms, most recently as an equity partner at a top-10 UK firm, now devoted to the businesses and advisers where that experience counts for most.

MORE ABOUT SEBASTIAN