Navigating Complexity, Delivering Certainty.

Osven Law transforms legal complexity into strategic opportunity.

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About Company

We Always Provide Best Legal Services to Our Customers.

We pride ourselves on delivering high-quality legal services across a wide range of practice areas.
Corporate Law
Our team offers the best corporate and commercial services with excellence, we ensure businesses operate within the law.
Investment Law
Our firm offers specialized legal services in Investment Law, guiding local and foreign investors through Tanzania’s regulatory framework.
Intellectual Property (IP) Services
We handle the Trademarks, Service marks, Patents, Industrial Designs, as well as Copyrights registration.
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Tax Law and Advisory Services
We provide strategic planning to help businesses legally minimize tax exposures and align with the TRA.
View All 16 Practices Areas
OUR BENEFITS

We know our clients by first name, not file number

Combining local mastery with international standards so your business stays competitive and compliant, both locally and globally.

Ready to achieve your goals? Let us guide you!

16

Practice Areas

10

+
Jurisdictions Served

11

+
Business Partiners
Our Team

Our staff is extremely qualified to help you.

We combine legal expertise and strategic insight to deliver tailored solutions that protect your interests and achieve lasting results.
Amani R. John
Amani R. John
Managing Partner
Oscar K. Morice
Oscar K. Morice
Senior Partner
Rasul R. Mussa
Rasul R. Mussa
Partner
Dorcas G. Nyiti
Dorcas G. Nyiti
Attorney
Lissa P. Manzi
Lissa P. Manzi
Attorney
RECENT ARTICLES

Everything about the legal world in one place.

Stay informed with the latest legal news, articles, and expert insights. We provide trusted guidance and strategic legal solutions tailored to your needs.
20 Jun

What TISEZA and ZIPA actually check before approving an investment permit

  • Investment Law
  • osven
28 May

Registering a trademark once isn’t enough across East Africa

  • Intellectual Property
  • osven
09 May

What to do when TRA disputes your assessment

  • Tax Advisory
  • osven