Our partners

Our Partners


Davis Kallukaran

Managing Partner

Tel : +968 2403 6300

Email: [email protected]

Founding and Managing Partner of Horwath Mak Ghazali, Chartered Accountants Muscat; a top ten audit firm in the Sultanate of Oman. He has diversified experience into multidisciplinary practice of accounting, auditing, management and IT consultancy. A fellow of the Institute of Chartered accountants of India, Co-opted to the International affairs committee of the council of the Institute of Chartered Accountants of India New Delhi (2007-08). Founding Chairman of the Muscat Chapter of The Institute of Chartered Accountants of India (2008-09) Certified Member of The Institute of Certified Fraud Examiners.

A regular columnist for the Times of Oman on Tax related matters. Co-authored a book on Taxation of Non-resident Indians.

He has attended and addressed several international conferences in accounting, auditing and risk advisory services and corporate finance. Crowe Horwath, the top ten global accounting network has bestowed the 'Pinnacle Award', the highest award of recognition on Davis Kallukaran for his outstanding contribution to the network globally.


Tom Mathew

Audit Partner

Tel : +968 2403 6300

Email: [email protected]

He has extensive work experience in external audits, internal audits, due diligence audits, management audits and operational audits.
Tom is the engagement partner for the audit clients of the firm. His level of participation as the audit partner is as follows:

1. Audit planning level
2. Execution and quality control
3. Review of assignment
4. Discussion with Management


Jose Chacko

Partner – Forensic Technology Services

Tel : +968 2403 6300

Email: [email protected]

A seasoned forensic accounting expert who has taken leading roles in many economic crime investigation cases in GCC, India and East African countries. 
Mr. Jose is a Fellow member of Institute of Chartered Accountants of India, Certified Internal Auditor, Certified Fraud Examiner, Certified Forensic Investigation Professional, Certified Forensic Accounting Professional, ISO PECB Certified Anti-corruption and Anti bribery Expert, Certified ACL Data Analysts.

Karl Jackson FCA

Associate Partner - Audit

Tel : +968 2403 6300

Email: [email protected]

 UK Chartered Accountant with 25+ years of international experience spread across banking and commercial entities.  He has a good balance, having worked for finance functions inside corporations and for the auditing, accounting and consulting professions.  His focus is Treasury, Accounting and Risk Management. 
Previously Karl worked with two big four firms and an international bank. Karl is an expert in IFRS implementation
Jim Joseph

Jim Joseph FCA

Associate Partner -Corporate Finance

Tel : +968 2403 6300

Email: [email protected]

15+ years experience in Audit, Assurance and M&A advisory service. He worked in UAE and Oman for more than 13 years. Fellow member of ICAI and Certified in Business Valuation (ACCA). Jim is a hard-core auditor with external and internal audit experience and led team of professionals in various assignments including listed companies.

His area of expertise also includes due diligence, holding company structuring, M&A Advisory etc., Jim is a member of Global Corporate advisory team of Crowe.

Gibu Chacko Profile photo

Gibu Chacko FCA

Partner – Audit (Salalah Branch)

Tel : +968 2403 6300

Email: [email protected]

An astute professional experienced in Auditing, Accounting, Finance, Operations and Control and Business Negotiations. 

He has more than 15 years of experience as Auditor, Internal Auditor, Head of Finance, General Manager, Director in SAOC Company, Secretary to Board, Advisor to the promoters and investors etc., He is also involved in negotiation with Financial Institutions for project finance and other corporate finance requirements. 

Gibu has experience in various industries like Manufacturing, Educational, Logistics, Trading and Real Estate Business. 

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