Insights

International Investment Focus Simmons Gainsford's strong emphasis on inward investment from Asian and Eastern European markets presents a significant opportunity for firms offering global expansion services, cross-border tax advisory, and international business consulting to support their clients' geographies growth.

Growth and Leadership Recent partner promotions and strategic acquisitions like Defries Weiss indicate a focus on expanding leadership capacity and service expertise, creating potential for tailored advisory and consulting services aimed at executive development and firm modernization.

Market Expansion Strategy Their recent joining with the Sumer Group enhances scale and service breadth, offering opportunities for collaboration on mid-market client solutions and technology integrations that could streamline operations or introduce new digital services.

Client Diversification Serving a wide range of privately-owned businesses from startups to large corporations suggests scope for specialized financial products, industry-specific tax strategies, and innovative advisory solutions aligned with evolving client needs.

Technology Utilization With a tech stack including Google Cloud and HubSpot, Simmons Gainsford demonstrates a commitment to digital transformation, opening doors for advanced cybersecurity, data analytics, and CRM solutions that enhance client engagement and operational efficiency.

Simmons Gainsford Group Tech Stack

Simmons Gainsford Group uses 8 technology products and services including Google Hosted Libraries, jQuery, DocuSign, and more. Explore Simmons Gainsford Group's tech stack below.

  • Google Hosted Libraries
    Content Delivery Network
  • jQuery
    Javascript Libraries
  • DocuSign
    Miscellaneous
  • Cloudflare Bot Management
    Security
  • Piwik
    System Analytics & Monitoring
  • ZURB Foundation
    UI Frameworks
  • Google Analytics
    Web Analytics
  • Nginx
    Web Servers

Media & News

Simmons Gainsford Group's Email Address Formats

Simmons Gainsford Group uses at least 1 format(s):
Simmons Gainsford Group Email FormatsExamplePercentage
First.Last@sgllp.co.ukJohn.Doe@sgllp.co.uk
49%
First.Middle@sgllp.co.ukJohn.Michael@sgllp.co.uk
1%
First.L@sgllp.co.ukJohn.D@sgllp.co.uk
1%
First.Last@sgllp.co.ukJohn.Doe@sgllp.co.uk
49%

Frequently Asked Questions

Where is Simmons Gainsford Group's headquarters located?

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Simmons Gainsford Group's main headquarters is located at 33 Cavendish Square, 14th Floor. The company has employees across 2 continents, including EuropeNorth America.

What is Simmons Gainsford Group's phone number?

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You can contact Simmons Gainsford Group's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Simmons Gainsford Group's official website and social media links?

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Simmons Gainsford Group's official website is sgllp.co.uk and has social profiles on LinkedIn.

What is Simmons Gainsford Group's SIC code NAICS code?

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Simmons Gainsford Group's SIC code is 8721 - Accounting, Auditing, and Bookkeeping Services NAICS code is 5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services.

How many employees does Simmons Gainsford Group have currently?

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As of February 2026, Simmons Gainsford Group has approximately 152 employees across 2 continents, including EuropeNorth America. Key team members include Partner: A. H.Partner/Member: J. D.Associate Partner: L. D.. Explore Simmons Gainsford Group's employee directory with LeadIQ.

What industry does Simmons Gainsford Group belong to?

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Simmons Gainsford Group operates in the Accounting industry.

What technology does Simmons Gainsford Group use?

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Simmons Gainsford Group's tech stack includes Google Hosted LibrariesjQueryDocuSignCloudflare Bot ManagementPiwikZURB FoundationGoogle AnalyticsNginx.

What is Simmons Gainsford Group's email format?

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Simmons Gainsford Group's email format typically follows the pattern of First.Last@sgllp.co.uk. Find more Simmons Gainsford Group email formats with LeadIQ.

When was Simmons Gainsford Group founded?

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Simmons Gainsford Group was founded in 1948.

Simmons Gainsford Group

AccountingEngland, United 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.

Section iconCompany Overview

Headquarters
33 Cavendish Square, 14th Floor
Phone number
SIC Code
8721 - Accounting, Auditing, and Bookkeeping Services
NAICS Code
5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services
Founded
1948
Employees
51-200

Section iconFunding & Financials

  • $10M$25M

    Simmons Gainsford Group's revenue is estimated to be in the range of $10M$25M

Section iconFunding & Financials

  • $10M$25M

    Simmons Gainsford Group's revenue is estimated to be in the range of $10M$25M

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