Messrs. NAZREEN OON & PARTNERS was founded by Muhammad Nazreen Jaafar Bin Dato’ Abdullah and Derrick Oon Wei Zun in 2018. The firm is based in Desa ParkCity, Kuala Lumpur.

We mainly focus on dispute resolutions such as civil and criminal litigation, drafting of various kinds of agreements, providing legal advisory for companies and individuals, debt recoveries and as a general practice, we are able to solve almost any legal disputes that our clients are facing.

We endeavour to provide sound, pragmatic legal advice and effective advocacy to advance the interests of our clients without compromising our commitment to practising with integrity and observing high standards of professional conduct.


Solving your legal problems


We provide practical legal advice in disputes to protect your interests, and can represent you in litigation before the Malaysian Courts.

Employment & Industrial Relations

We advise both employers and employees on employment contracts, compliance with employment legislation

Corporate &

Our lawyers have a strong commercially driven mindset and advise both businesses and investors on shareholders

Property &

Our firm will ensure that your property transaction, whether buying or selling or renting, completes smoothly and efficiently.


Lawyers who are responsive to our clients’ legal needs


Muhammad Nazreen Jaafar Bin Dato’ Abdullah

LL.B. (Hons.) (MMU)

Nazreen co-founded the firm with Derrick. He holds a Bachelor of Law (Hons) degree from Multimedia University.


Derrick Oon Wei Zun

LL.B. (Hons.) (MMU)

Derrick co-founded the firm with Nazreen. Derrick holds a Bachelor of Law (Hons) degree from Multimedia University. He was called to the Malaysian Bar after completing his pupillage


Should you have any enquiries, please do not hesitate to make an appointment and consultation by filling the form below. Alternatively, you may also contact us directly at, 03-2771 7262 or 016-5475 366.