Zain & Co. was established in 1970 by Encik Zain Azahari bin Zainal Abidin. Having started with three lawyers, Zain & Co. is now one of the bigger law firms in Malaysia providing a full range of legal services. Zain & Co. is the Malaysian member of MERITAS, a worldwide affiliation of corporate and commercial law firms. MERITAS members are independent law firms with full service commercial law practices.

Corporate and Commercial, Flotations and Listings, Capital Markets, Mergers and Acquisitions, Takeovers, Inward and Outward Investments, Joint Ventures, International Trade, Corporate Restructuring, Privatization and Corporatisation, Government Contracts, Projects, Transport, Energy and Electricity, Mining and Natural Resources, Construction and Engineering, Intellectual Property, Technology Licensing and Technology Transfers, Telecommunications and Multimedia, Information Technology, Cyber Law, Franchises, Agency and Distributorship, Environmental Law, Employment and Labour Law, Banking and Finance, Shari'a (Islamic Law), Islamic Financing, Bonds and Debt Securities, Insolvency, Civil and Commercial Litigation, Arbitration, Alternative Dispute Resolution, Real Estate.