Simmons Gainsford, part of the Sumer Group

Simmons Gainsford, part of the Sumer Group Employee Directory

AccountingUnited Kingdom51-200 Employees

Simmons Gainsford is a multi-disciplinary firm of chartered accountants and business advisers. The firm was established in 1948 and currently has 25 Partners and Associate Partners and over 150 staff.  Our main office is in Central London, with additional offices in North London, Sussex, and Gibraltar. Our core client group consists of successful, privately-owned businesses ranging from start-ups to businesses with turnover in excess of £100m. Over the years we have helped many of these clients to grow nationally and internationally.

In December 2023, Simmons Gainsford joined the Sumer Group, the UK and Ireland’s leading mid-market accountancy practice delivering professional support to small and medium-sized enterprises (SMEs). It is a top 15 UK accountancy practice consisting of over 2,500 people across more than 50 UK offices.

A key focus of our business is inward investment to the UK, especially from the emerging Asian and Eastern European markets. Our multilingual Partners and team members have strong links in these jurisdictions and are ideally placed to help businesses seeking to trade in and with the UK.

We also have extensive experience in dealing with the personal taxation affairs of foreign nationals residing or working in the UK. And, with our Gibraltar office, we are perfectly placed to advise UK nationals looking to establish residence in Gibraltar.

Beyond accountancy, audit, and tax, we regularly advise clients on broader business requirements. Within the group we have several businesses that provide specialist expertise in the areas of Capital Allowances, Credit Management, Financial Services, Insurance, and Procurement.

Find Simmons Gainsford, part of the Sumer Group employees' phone numbers or email addresses

Simmons Gainsford, part of the Sumer Group Global Highlights

Location
Employees

Europe
141

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  • United Kingdom Of Great Britain And Northern Ireland
    140
  • Poland
    1

North America
1

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  • United States Of America
    1

Simmons Gainsford, part of the Sumer Group's Leadership

  • Stylized image of a person
    A. H.
    Partner
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  • Stylized image of a person
    J. D.
    Partner/Member
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  • Stylized image of a person
    L. D.
    Associate Partner
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  • Stylized image of a person
    R. T.
    Partner
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  • Stylized image of a person
    S. M.
    Partner
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  • Stylized image of a person
    E. K.
    Associate Partner
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  • Stylized image of a person
    A. M.
    Partner At Simmons Gainsford Group
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  • Stylized image of a person
    N. W.
    Associate Partner
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Contact profiles from Simmons Gainsford, part of the Sumer Group

Name
Title
Contact Info
Location
Last Update
  • Stylized image of a person
    A. H.
    Partner
    Phone icon
    United KingdomEngland
    Jul 19, 2025
  • Stylized image of a person
    J. D.
    Partner/Member
    Phone icon
    United KingdomEngland
    Sep 11, 2025
  • Stylized image of a person
    L. D.
    Associate Partner
    Phone icon
    United KingdomEngland
    Oct 18, 2025
  • Stylized image of a person
    R. T.
    Partner
    Phone icon
    United Kingdom
    Oct 22, 2025
  • Stylized image of a person
    S. M.
    Partner
    Phone icon
    United Kingdom
    Jun 18, 2024
  • Stylized image of a person
    E. K.
    Associate Partner
    Phone icon
    United KingdomEngland
    Aug 07, 2025
  • Stylized image of a person
    A. M.
    Partner At Simmons Gainsford Group
    Phone icon
    United KingdomUnited Kingdom
    Jun 18, 2024
  • Stylized image of a person
    N. W.
    Associate Partner
    Phone icon
    United KingdomEngland
    Jul 15, 2025
  • Stylized image of a person
    G. M.
    Associate Partner
    Phone icon
    United Kingdom
    Oct 19, 2025
  • Stylized image of a person
    C. C.
    Partner
    Phone icon
    United KingdomEngland
    Jun 18, 2024

Frequently Asked Questions

What is Simmons Gainsford, part of the Sumer Group known for?

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Simmons Gainsford, part of the Sumer Group was founded in 1948 operates in the Accounting industry. The company's main headquarters is located in 14th Floor, 33 Cavendish Square, London, W1G 0PW, GB; you can contact the main corporate office by phone at . Explore Simmons Gainsford, part of the Sumer Group's company overview page for more information.

What is Simmons Gainsford, part of the Sumer Group's most common email format?

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Simmons Gainsford, part of the Sumer Group employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more Simmons Gainsford, part of the Sumer Group email formats with LeadIQ.

How many employees does Simmons Gainsford, part of the Sumer Group have currently?

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Simmons Gainsford, part of the Sumer Group has approximately 148 employees as of October 2025. These team members are located across 2 continents, including EuropeNorth America.

Who are Simmons Gainsford, part of the Sumer Group's key employees and leadership?

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As of October 2025, Simmons Gainsford, part of the Sumer Group's key employees include:

  • Partner: A. H.
  • Partner/Member: J. D.
  • Associate Partner: L. D.
  • Partner: R. T.
  • Partner: S. M.

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