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Our mission is to change the culture of late payments in the UK and help save over 55,000 companies every year which close due to cashflow issues.

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© 2026 Payment Check Ltd

Registered Address: 3rd Floor Suite 207 Regent Street London W1B 3HH

Made by Alastair Campbell

PAYMENTCHECK
HomeCompany SearchBlogAwards
Sectors›Professional Services›MAYER BROWN INTERNATIONAL LLP

MAYER BROWN INTERNATIONAL LLP

PaymentCheck Score 2025
84Good
↑ 0.8vs last year
#1845 in UK
#175 in Professional Services
#844 in London

Company Information

Company Number
OC303359
Employee Count
425
Turnover
£163,313,000
EBITDA
£60,017,000

Additional Details

Website
https://mayerbrownllz.com/
Industries
Professional Services
Region
London
Eligible for Certification

Score of 83.73/100 qualifies for PaymentCheck Certification

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Payment dataScore historyFinancials

Time to Pay

Average Time to Pay
27 days
Shortest Period:30 days
Longest Period:45 days
Max Contractual:45 days

Payment Timeline

Within 30 Days
77%
31-60 Days
18%
After 60 Days
5%
Not Paid Within Terms23%

Payment Features

Participates in Codes✗ No
E-Invoicing✗ No
Supply Chain Finance✗ No

Performance Reports History

Reporting Period Filed: 2026-05-28
Reporting PeriodFiling DateAverage Time to Pay (days)Paid within 30 daysPaid 31-60 daysPaid after 60 daysNot Paid within Terms
01 Nov 2025 - 30 Apr 202628 May 20262777%18%5%23%
01 May 2025 - 31 Oct 202526 Nov 20253080%15%5%20%
01 Nov 2024 - 30 Apr 202521 May 20252583%13%4%17%
01 May 2024 - 31 Oct 202428 Nov 20242780%16%4%20%
01 Nov 2023 - 30 Apr 202429 May 20242879%16%5%21%
01 May 2023 - 30 Oct 202327 Nov 20233867%18%15%33%
01 Nov 2022 - 30 Apr 202330 May 20233066%29%5%34%
01 May 2022 - 31 Oct 202223 Nov 20223073%20%7%27%
01 Nov 2021 - 30 Apr 202227 May 20223172%22%6%28%
01 May 2021 - 31 Oct 202124 Nov 20213270%23%7%30%
01 Nov 2020 - 30 Apr 202111 Aug 20213355%38%7%45%
01 May 2020 - 31 Oct 202030 Nov 20203547%44%9%53%
01 Nov 2019 - 30 Apr 202031 May 20202974%20%6%26%
01 May 2019 - 31 Oct 201928 Nov 20192977%17%6%23%
01 Nov 2018 - 30 Apr 201920 May 20192780%14%6%20%
01 May 2018 - 31 Oct 201829 Nov 20182878%16%6%22%
01 Nov 2017 - 30 Apr 201825 May 20182877%18%5%23%
01 May 2017 - 31 Oct 201730 Nov 20173073%21%6%27%

Invoice Payment Practices

This information is as reported by the business, and responses are in their own words.

Payment Terms

Standard payment terms

Our standard payment terms are 30 days unless otherwise agreed with the supplier

Were there any changes to the standard payment terms in the reporting period?

No information available

Any other information about payment terms

N/A

Maximum contractual payment period agreed

45

Dispute Resolution Process

Invoice queries should where possible be resolved with the immediate relationship contact. Failing satisfactory resolution, all queries, questions and disputes can be directed to the Head of Financial Operations. Nominated senior representatives from both parties shall try to resolve the matter. If the matter is not resolved within 20 business days (or longer as agreed by both parties), the matter may be referred to a meeting between the UK Director of Administration and a member of the Management team from both parties.

Other Payment Information

Has this business signed up to a code of conduct or standards on payment practices?

For example, signatories to The Prompt Payment Code must commit to paying 95% of their invoices within 60 days.

❌

Does this business offer e-invoicing in relation to qualifying contracts?

This is where suppliers can electronically submit and track invoices. It's not just allowing suppliers to email them an invoice.

❌

Does this business offer supply chain finance?

This is where a supplier who has submitted an invoice can be paid by a third-party finance provider earlier than the agreed payment date. The business would then pay the finance provider the invoiced sum.

❌

Under its payment practices and policies, can this business deduct sums from payments under qualifying contracts as a charge for remaining on a supplier list?

❌

During the reporting period, did the business deduct sums from payments as a charge for remaining on a supplier list?

No information available

Company Summary

MAYER BROWN INTERNATIONAL LLP is a leading global law firm with over 1,500 lawyers in 25 offices worldwide. The firm provides a wide range of legal services to clients in various industries, including banking, finance, technology, and energy.

One of the key areas of focus for MAYER BROWN is sustainability. The firm has a dedicated sustainability program that aims to reduce its environmental impact and promote sustainable practices. This includes initiatives such as reducing carbon emissions, promoting diversity and inclusion, and implementing ethical and responsible business practices.

In terms of products and services, MAYER BROWN offers a comprehensive range of legal services, including corporate, finance, litigation, and intellectual property. The firm also has specialized teams that focus on specific industries and practice areas, ensuring that clients receive tailored and high-quality legal advice.

The firm's key people include its Chairman, Paul Theiss, and Managing Partner, Jeremy Clay. They are supported by a team of experienced and knowledgeable lawyers who are dedicated to providing exceptional legal services to clients.

MAYER BROWN INTERNATIONAL LLP can be contacted through their website, which provides information about the firm's services, industries, and offices. The registered office address for the firm is at 201 Bishopsgate, London, EC2M 3AF, United Kingdom.

In summary, MAYER BROWN INTERNATIONAL LLP is a leading global law firm with a strong focus on sustainability and providing top-quality legal services to clients across various industries. With its experienced team and global presence, the firm is well-equipped to handle complex legal matters and provide valuable support to its clients.

Financial Metrics

Cash
£6,015,636
Net Worth
£60,363,327
Total Current Assets
£115,655,466
Total Current Liabilities
£61,353,746
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PaymentCheck

Our mission is to change the culture of late payments in the UK and help save over 55,000 companies every year which close due to cashflow issues.

Services

  • Payment Check
  • Business Solutions
  • API Access
  • Invoice Calculator
  • Late Payment Help
  • Get Certified

Company

  • About Us
  • Contact
  • Blog
  • Search Archive
  • Compare
  • EULA
  • Privacy Policy
  • Terms and Conditions

Awards

  • Methodology
  • 2025 Awards
  • 2024 Awards
  • 2023 Awards
  • 2022 Awards
  • 2021 Awards
  • 2020 Awards

Contact

  • office@paymentcheck.co.uk
  • +44 (0) 7915 608 057
  • Send Your Story

© 2026 Payment Check Ltd

Registered Address: 3rd Floor Suite 207 Regent Street London W1B 3HH

Made by Alastair Campbell