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Business Details
21 Years
experience
Your Trusted Partner for Accounting Solutions
Established in 2005, Ortenz & Co. & Co. has built a reputation as a trusted London-based consultancy specialising in accounting, taxation, and business advisory services. Our team comprises highly qualified professionals with Bachelors and Masters degrees in Accountancy, Taxation, and Business Management, supported by affiliations with ACCA, AAT, and ATT. We combine youth and experience to deliver cost-effective solutions tailored to business startups and established enterprises. Our proactive approach focuses on optimising tax strategies, improving profitability, and providing strategic insights to help clients navigate complex financial landscapes. With a philosophy rooted in personal client engagement, we ensure senior partners directly oversee advisory services, offering clarity on compliance, payroll management, and corporate growth strategies.

Our commitment to excellence is demonstrated through participation in industry conferences and contributions to local business networks like the Chamber of Commerce. We operate under a clear mission: to drive progress by building a better world for our clients, communities, and team. Our regulatory compliance as a licensed AAT firm guarantees adherence to the highest professional standards. By maintaining transparency in all operations and prioritising client education, we empower businesses to make informed financial decisions. This dedication to trustworthiness and expertise has sustained our position as a reliable partner in financial consultancy for nearly two decades.
Services
Business Startups Taxation Compliance Services Consultation & Advisory Support Services
Details
  • Year established: 2005
Highlights and features
  • We offer 20 years of combined experience in business consultancy and tax advisory.
  • Our team includes Chartered Accountants and AAT-licensed professionals.
  • We provide proactive tax optimisation strategies for individuals and corporations.
  • Our senior partners personally oversee client advisory services.
  • We combine academic expertise with practical business growth solutions.
Associations and certifications
  • ACCA
  • AAT
  • ATT
Services
Business Startups
We specialise in guiding new businesses through formation, financial planning, and compliance requirements. Our experts help identify growth opportunities while minimising tax liabilities. With tailored advice on investment strategies and operational structures, we ensure startups establish strong financial foundations for sustainable success.
Taxation
Our tax consultancy covers personal and corporate strategies to optimise liabilities while maintaining compliance. We provide inheritance tax planning, capital gains management, and statutory account preparation. By staying updated on regulatory changes, we help clients navigate complex tax frameworks with confidence and foresight.
Compliance Services
We manage statutory accounts, payroll administration, and company secretarial duties to ensure businesses meet legal obligations. Our proactive approach identifies potential compliance risks early, preventing penalties. Regular audits and documentation support long-term operational stability and transparency.
Consultation & Advisory
Our consultants analyse business models to improve profitability and cash flow. We offer strategic insights on growth opportunities, risk mitigation, and operational efficiency. With senior partner involvement, clients receive expert guidance aligned with their long-term objectives and market dynamics.
Support Services
We provide ongoing assistance with financial management, payroll processing, and system implementation. Our team ensures businesses maintain accurate records while focusing on core operations. Customised support packages adapt to evolving client needs across different industry sectors.
Questions
What accounting services do you offer for startups?
We provide business formation guidance, financial planning, tax optimisation, and compliance support tailored to new businesses.
Do you handle both personal and corporate tax?
Yes, our tax services cover individuals and businesses, including inheritance tax, capital gains, and statutory account preparation.
Are your advisors qualified?
Our team includes Chartered Accountants, ACCA members, and AAT-licensed professionals with extensive industry experience.
What are your office hours?
We operate Monday-Friday 9am-6pm, Saturdays 10am-2pm. Emergency queries can be directed to our contact number.
How do you ensure compliance?
We proactively manage statutory accounts, payroll administration, and regulatory filings while identifying potential compliance risks early.
Reviews (5)
Ross Ross
Sep 20, 2021 Report
In my career, I have dealt with dozens of accountants, Fatmir and Gentiana are the best team of accountants I have ever dealt with. Service is fantastic, nothing is ever too much trouble and they are always available to help. Will continue to refer all of my family, friends and clients to them
Festim Zogu
Nov 15, 2020 Report
We are very happy since we used Ortenz & Co, Over 6 years ,Very professional and precise. We would strongly recommend.
FES SOLUTIONS LTD
Festim & Jonida
Ermelinda Baleta
Sep 10, 2020 Report
Very professional and delivering excellent services. Behind the success and growth of the business is always a very good accounten. I highly recommend Ortenz and Co as one of the best skilled accounting firms.
Mubasher Chaudry
Aug 07, 2020 Report
Very Professional and responsive Accountant !!
Managing my rental property portfolio and all other compliance affairs in effective and timely manner. Very much Satisfied from their business and tax advices and realised value for my business. Recommend Ortenz & CO services as best accountancy and tax services. Thank you ortenz and Team !!!!!
Sajmir Koci
Jul 06, 2020 Report
Great service at a competitive price, Ortenz & Co are knowledgeable, competent and trustworthy, our company has been dealing with Ortenz & Co for over ten years, always happy to help. Thank you!