About Us

13+ Years

Experience in Construction

About Us

Nyamosi Investment Co. Ltd is a privately-owned Tanzanian construction company founded in November 2012. With headquarters located opposite Nyamongo Rural Market, just 2.5 km from the Boom Gate, we have steadily grown into a trusted name in Tanzania’s construction industry.

We specialize in building construction, road and bridge development, steel fabrication and installation, and much more. Our services extend to public and private infrastructure, including schools, health centers, industrial warehouses, and commercial buildings. Backed by a qualified team, advanced equipment, and a strong track record of completed projects, Nyamosi is committed to delivering value with integrity, performance, and client satisfaction.

Focus on Results
We believe that every successful project begins and ends with the client.
We consistently ensure to meet deadlines and stay within budget—without compromising on standards.
We Train our qualified engineers, technicians, and site managers to overcome challenges and deliver to specification.

Our Team

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Managing Director

Steven Mosabi Waigama

Mail Steven
HR

BettySheba Mosabi Waigama

Mail Bettysheba
Site MAnager

Kelvin Charles Waigama

Mail Kelvin
Manager

Haruna Eliaza Msangi

Mail Haruna
Safety Officer

Diana Kibodi

Mail Diana