Accounting Firm

GMSM Accounting Limited

Bristol chartered certified accountants, now trading as HLWA, with a strong hospitality client base

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TrustList summary

GMSM Accounting Limited now operates as Herbert Lewis Williams & Associates (HLWA), a chartered certified accountancy practice in Bristol. Set up in 2018 under the GMSM name, it covers an area from South Wales across to south-east England and has particular experience with hospitality businesses.

Products and services

Accounting: a full range of accountancy work for business clients.
Tax compliance: keeping client businesses in line with their tax obligations.
Business management support: advice to owners on running and growing their businesses.
Cloud accounting: client processes run on cloud software, so transactions are handled faster and figures arrive sooner.
News and commentary: articles on topics such as alcohol duty and business rates that affect clients.

Clients

The practice acts for businesses in hospitality and a range of other industries across the south of England and South Wales.

Key facts

Based in: Bristol, England
Founded: 2018, as GMSM Accounting
Team: 20 people by 2022
Experience: partners with over 50 years in practice combined
Current name: Herbert Lewis Williams & Associates

Summary written by TrustList from the business's own published information, Sep 2026.

GMSM Accounting Limited rankings

GMSM Accounting Limited is ranked on 2 TrustList rankings: #7 on 1 and #27 on 1.

Every ranking orders its listings by their reviews, how complete the profile is and the Trust Score. GMSM Accounting Limited has no reviews yet and 3 of the 10 profile details we look for. Where no listing on a page has been reviewed, the order follows the profiles alone.

Accounting firm · 2 rankings

#7of 18
Bristol
Its profile: “GMSM Accounting Limited now operates as Herbert Lewis Williams & Associates (HLWA), a chartered certified accountancy practice in Bristol.”
Of the 18 here, 11 also cover tax and 8 also cover accounting; 2 also work in London and 2 also work in Liverpool.
Behind Kingston & Co, ahead of Hewitt Accountancy Ltd.
#27of 110
England
Its profile: “Set up in 2018 under the GMSM name, it covers an area from South Wales across to south-east England and has particular experience with hospitality businesses.”
Of the top 62 here, 5 also cover insurance and 5 also cover partners; 7 also work in Wales and 3 also work in Newcastle.
Behind Kingston & Co, ahead of BW Medical Accountants Ltd.