GET Award-Winning TAX ADVICE
Back-to-back Wins, Proven Reliability
Sarah Lawrence-Williams has been awarded Tax Advisor of the Year for two years running (2024/25 & 2025/26). In an industry where tax laws and client needs shift constantly, our repeat recognition by the London & South East Prestige Awards panel reflects a sustained commitment to high-level compliance, tax optimization, and dependable client advocacy.

Quality consulting,
competitive fees!
Employment Tax and Personal Tax Specialists -Get a Free Consultation today.

Award-Winning Tax Advisory You Can Trust
Winners are chosen following a strict, independent review by the Prestige Awards panel. Selected as the sole regional winner based on technical competence, client satisfaction, and ethical practice, Sarah brings over 12 years of ex-HMRC and Big 4 experience directly to private clients and SMEs.
Interview
Helping Clients is Truly Rewarding
Sarah on guiding businesses and individuals through complex regulations for over 15 years, her core specialisations, and the rewarding experience of helping clients overcome tricky HMRC compliance hurdles. As a former HMRC official, Sarah also notes how her unique insider perspective powers an impressive 90%+ success rate in dispute negotiations and settlements.
Backed by experience with HMRC, Big 4, top 6 accounting firms, and boutique consultancies.
Employment Tax Services
We specialise in PAYE and National Insurance Contributions (NIC) employer/employee issues dealing with employment tax matters, including identifying areas where tax and NIC can be mitigated.
Employment Status
Off-payroll Working Rules to including IR35
PAYE Settlement Agreements (PSA)
Forms P11D
Compliance Reviews and Dispute Resolution
Expenses Policies and Procedures
Termination Payments
Contractor Loans
PERSONAL Tax Services
To individuals, including the completion of Self-Assessment Tax Returns, providing advice to UK and non-UK resident clients, to include the rental and disposals of UK properties.

