What Does Mewburn Ellis Do?

Total employees310
HeadquartersLondon
Founded1867

Mewburn Ellis LLP is a leading European intellectual property firm offering a full range of IP services, including patents, trade marks, and designs. With a history dating back to the 19th century, the firm is known for its expertise across various technical fields and jurisdictions, assisting clients from startups to multinational corporations in protecting and commercializing their innovations. They emphasize a client-focused approach, providing strategic advice and tailored solutions to navigate the complexities of IP law in Europe and worldwide.

Where Is Mewburn Ellis's Headquarters?

HQ Function

The London headquarters serves as the central operational hub, coordinating the firm's European offices, managing key client relationships, and housing a significant portion of its patent and trade mark attorneys and legal support staff. Strategic decision-making and firm-wide administration are centered here.

Notable Features:

Lacon House is a modern, BREEAM 'Excellent' rated office building known for its contemporary design and sustainable features. It provides state-of-the-art facilities conducive to a high-performance legal practice.

Work Culture:

Mewburn Ellis fosters a collaborative, inclusive, and intellectually stimulating environment. The culture emphasizes excellence, continuous learning, and a strong client-centric approach, with a focus on teamwork and professional development within the IP legal field.

HQ Significance:

The London HQ is significant due to its prime location in a global legal and financial center, facilitating access to a diverse client base, international courts, and regulatory bodies. It underpins the firm's reputation and operational capabilities across Europe.

Values Reflected in HQ: The headquarters reflects Mewburn Ellis's values of excellence, innovation, and client focus through its professional environment, investment in modern infrastructure, and strategic location designed to support high-quality service delivery and collaboration.

Location:

While Mewburn Ellis has physical offices in the UK and Germany, its global presence is characterized by its extensive network and experience in handling IP matters worldwide. The firm supports clients in securing and enforcing intellectual property rights across numerous international jurisdictions, working closely with a trusted network of foreign associate firms. They manage global patent and trade mark portfolios and represent clients in international IP disputes and transactions.

Street Address:

Lacon House, 84 Theobalds Road

City:

London

State/Province:

Holborn

Country:

United Kingdom

Where Else Does Mewburn Ellis Operate Around the World?

Munich, Germany

Address: Elisenhof, Elisenstraße 3, 80335 München, Germany

To provide comprehensive IP services to clients in Germany and across continental Europe, with strong capabilities in EPO opposition and appeal proceedings, and leveraging Munich's status as an IP centre.

Manchester, United Kingdom

Address: Manchester One, 53 Portland Street, Manchester, M1 3LD, United Kingdom

To support the vibrant innovation ecosystem in Northern UK, serving established businesses, universities, and startups by protecting their intellectual property and fostering growth.

Bristol, United Kingdom

Address: St Brandon’s House, 29 Great George Street, Bristol, BS1 5QT, United Kingdom

To provide accessible, expert IP advice to innovative businesses and research institutions in the South West, helping them to protect and capitalize on their intellectual assets.

Cambridge, United Kingdom

Address: The Old Granary, Westwick, Cambridge, CB24 3AR, United Kingdom

To engage deeply with the Cambridge science and technology ecosystem, supporting startups, spin-outs, and established companies in one of Europe's leading innovation hubs.

Buying Intent Signals for Mewburn Ellis

Highperformr Signals uncover buying intent and give you clear insights to target the right accounts at the right time — helping your sales, marketing, and GTM teams close more deals, faster.

Notable news
Hiring actively
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
*Example signal, not calculated in real time

Who's Leading Mewburn Ellis? Meet the Executive Team

As of April 2025, Mewburn Ellis' leadership includes:

Richard Clegg - Chairman, Partner, Patent Attorney
Jo Ladds - Chief Operating Officer
Kate O'Rourke - Partner, Head of Trade Marks, Trade Mark Attorney
Robert Watson - Partner, Head of Engineering, Patent Attorney
Sean Jauss - Partner, Head of Life Sciences, Patent Attorney
Simon Kiddle - Partner, Head of Chemistry & Materials, Patent Attorney

Who's Investing in Mewburn Ellis?

Mewburn Ellis has been backed by several prominent investors over the years, including:

As a Limited Liability Partnership (LLP), Mewburn Ellis is owned by its partners and does not have external equity investors in the traditional sense of publicly traded companies or venture-capital-backed firms.

What Leadership Changes Has Mewburn Ellis Seen Recently?

Hire11
Exits0

Over the past 12-18 months, Mewburn Ellis has continued to strengthen its senior team through strategic promotions to Partner, underscoring its commitment to nurturing talent and expanding expertise across key practice areas. No high-profile executive departures from the Management Board have been publicly noted.

New Appointments:

Eleanor Maciver, Eleanor Maciver promoted to Partner, strengthening the firm's life sciences patent practice.
David Lancaster, David Lancaster promoted to Partner, bolstering the engineering patent team.
Chris Casuccio, Chris Casuccio promoted to Partner, enhancing the chemistry and materials patent capabilities.
Andrew Lockey, Andrew Lockey promoted to Partner, adding depth to the electronics and computing patent practice.
Charles Renney, Charles Renney promoted to Partner, reinforcing the firm's trade mark practice.
Dr. Tanis Keirstead, Dr. Tanis Keirstead joined the Munich office, strengthening the life sciences team.
Sarah Kostiuk-Smith, Sarah Kostiuk-Smith promoted to Partner in the life sciences group.
Rhiannon Motorshead, Rhiannon Motorshead promoted to Partner, specializing in chemistry and materials.
Stephen صفصافi, Stephen صفصافi promoted to Partner in the engineering practice.
Daniel Thwaites, Daniel Thwaites promoted to Partner, focusing on electronics, computing & physics.
Sam Wilson, Sam Wilson promoted to Partner in the life sciences team.

What Technology (Tech Stack) Is Used byMewburn Ellis?

Discover the tools Mewburn Ellis uses. Highperformr reveals the technologies powering your target accounts — helping your sales, marketing, and GTM teams prioritize smarter and close faster.

Mewburn Ellis Email Formats and Examples

Mewburn Ellis primarily uses the [firstname].[lastname]@[mewburn.com] email format for its employees. Variations might exist but this is the most common structure.

[first].[last]@mewburn.com

Format

richard.clegg@mewburn.com

Example

90%

Success rate

What's the Latest News About Mewburn Ellis?

mewburn.comMay 23, 2024

Mewburn Ellis recognised as a top tier firm in Managing IP's IP Stars 2024

Mewburn Ellis has been recognized as a top-tier firm in Managing IP's IP STARS 2024 rankings for patent prosecution and trade mark prosecution in the UK. Several individuals were also named as IP Stars....more

mewburn.comFebruary 20, 2024

Mewburn Ellis wins Unitary Patent firm of the year at the Managing IP EMEA Awards 2024

Mewburn Ellis was awarded 'Unitary Patent Firm of the Year' at the Managing IP EMEA Awards 2024, highlighting its leading expertise in the new Unitary Patent system in Europe....more

mewburn.comJanuary 24, 2024

Mewburn Ellis announces new Partner promotions effective 1 April 2024

Mewburn Ellis announced the promotion of five attorneys to Partner: Sarah Kostiuk-Smith, Rhiannon Motorshead, Stephen صفصافi, Daniel Thwaites, and Sam Wilson, effective April 1, 2024....more

Highperformr's free tools for company research

Explore Employees by Region or Country

See where a company’s workforce is located, by country or region.

View Funding Details

View past and recent funding rounds with amounts and investors.

Understand Revenue Insights

Understand company revenue estimates and financial scale.

Track Active Job Openings

Track active roles and hiring trends to spot growth signals.

Review Product and Offerings

Discover what a company offers—products, platforms, and solutions.

Get SIC or NAICS Codes

Get the company’s official SIC and NAICS classifications.

Analyze Website Traffic Trends

Analyze visitor volume, engagement, and top traffic sources.

Discover Social Profiles and Engagement

Explore LinkedIn, Twitter, and other active social profiles.

Identify Top Competitors

Identify top competitors based on similar business traits.

Research and Discover Companies with Highperformr — Smarter, Faster

Explore companies in depth — from the tech they use to recent funding, hiring trends, and buyer signals — all in one powerful view.

Highperformr AI helps you surface the right accounts and enrich your CRM with verified company and contact insights, so your teams can prioritize and engage faster.

  • Track intent signals to find buyers who are actively in-market
  • Enrich contacts and companies instantly, no need to switch tools
  • Automate workflows to stay ahead of every change
  • Connect your CRM & tools for seamless data sync and activation

Thousands of companies, including Mewburn Ellis, are just a search away.