Tax Returns
Self-assessment and business tax returns prepared and filed, with the deadlines managed for you.
Accountants in Eastleigh
ICAEW chartered accountants, in practice since 1999. With over 25 years of experience, we provide expert accounting solutions to businesses across Eastleigh and the surrounding areas.
The practice
Welcome to Mandair & Co, your trusted chartered accountants in Eastleigh. With over 25 years of experience, we provide expert accounting solutions to businesses across Eastleigh and the surrounding areas, including Chandlers Ford, Bishopstoke, Fair Oak, Hedge End and Eastleigh town centre near the Swan Centre. Our services are tailored to meet the unique needs of your business.
We offer a range of services including small business accounting, start-up financial advice, tax return filing, payroll management, bookkeeping and corporate tax planning. Whether you're based in Eastleigh town centre or the surrounding areas, our dedicated team ensures your finances are managed efficiently.
Contact us today to learn how our bespoke services can help support your business growth and success.

Why businesses choose us
ICAEW member firm
As ICAEW-registered chartered accountants, we adhere to the highest standards of professionalism and ethical practice. This certification guarantees you're working with qualified professionals who prioritise your financial success. Trust us to handle your accounts with precision and integrity.
Comprehensive accounting services
At Mandair & Co we provide comprehensive business accountancy and tax services designed to help your business thrive. Whether you're navigating corporate tax complexities or planning for future growth, our experienced team ensures your financials are managed with precision and care.
Self-assessment and business tax returns prepared and filed, with the deadlines managed for you.
VAT, business analysis, tax investigations, share valuations, mediation, forensic accounting and auto enrolment.
Accurate, compliant financial statements for businesses and individuals, prepared and filed on time.
Efficient management of financial records, transactions and reconciliations, kept accurate and up to date.
Sector experience
Year-end accounts for sole traders, partnerships and limited companies around Eastleigh, Chandlers Ford and Hedge End.
Day-to-day bookkeeping, VAT returns and Making Tax Digital compliance.
PAYE, auto enrolment and CIS handled every pay run.
Self-assessment and corporate tax, prepared and filed on time.
Your local office
At Mandair & Co we provide reliable bookkeeping and auditing services tailored to Eastleigh businesses — from independent retailers around the Swan Centre to growing SMEs across Chandlers Ford, Bishopstoke and Fair Oak. As Hampshire-based chartered accountants, we're dedicated to delivering tailored solutions that drive success and keep your business on track. Contact us today for expert accounting services in Eastleigh. For limited companies requiring statutory audits or independent examinations, please speak to us about what we can do and who we would work alongside.
84 Lodge Road
Southampton
Hampshire, SO14 6RG
Monday – Friday
9.00am – 5.00pm
More from Mandair & Co
Regulated & accredited
Eastleigh clients
Frequently asked questions
Still not sure? Call the office nearest to you — we will give you a straight answer before you commit to anything.
Ask us a questionFree initial consultation
Request a free consultation with our team today for more information.
A named client manager
You are not passed around. Each client is allocated a client manager who knows the business and picks up when you call.