Oliver Williams, MRICS
Property & Mortgage Specialist · UK Calculator
About Oliver
Oliver Williams is a Chartered Surveyor and member of the Royal Institution of Chartered Surveyors (MRICS) with 16 years of experience in UK residential valuation and mortgage advisory. He qualified through the RICS Residential Survey and Valuation Pathway and spent seven years at a national surveying firm before joining an independent mortgage brokerage specialising in buy-to-let and high-LTV residential cases.
Oliver has surveyed and valued over 2,000 UK properties across London, the South East and the North West, and has advised landlords, first-time buyers and remortgagors on affordability, LTV stress-testing and Stamp Duty Land Tax planning. He has contributed commentary to trade titles on the 3% SDLT buy-to-let surcharge and the Section 24 mortgage-interest relief tapering.
On UK Calculator, Oliver reviews every mortgage, remortgage, stamp-duty, buy-to-let, rental-yield, LTV and equity-release tool to ensure calculations match current UK lender criteria and HMRC SDLT bands.
What I Write About
My review focus at UK Calculator covers the following areas:
- Residential mortgage affordability
- Stamp Duty Land Tax (SDLT)
- Buy-to-let mortgages and yields
- Remortgaging and LTV
- Property valuation
- Landlord taxation (Section 24)
- Equity release and lifetime mortgages
Credentials & Qualifications
- Member, Royal Institution of Chartered Surveyors (MRICS)
- BSc (Hons) Real Estate, University of Reading
- RICS Residential Survey & Valuation Pathway
- CeMAP qualified (Certificate in Mortgage Advice and Practice)
Recent Calculators Reviewed
A selection of calculators I have technically reviewed for the 2025/26 tax year:
Mortgage Calculator Mortgage Repayment Calculator Stamp Duty Calculator Buy To Let Calculator Rental Yield Calculator Remortgage Calculator Ltv Calculator Equity Release CalculatorEditorial Contact
For corrections, technical queries or feedback on any calculator Oliver has reviewed, please email [email protected]. UK Calculator operates under a strict editorial policy — every calculator is verified against current HMRC, DWP and FCA guidance before publication.