Martin & Rosemary Orthner were the founders in 2006 and 14 years later them become one of the best architects in Ghana , Accra.
They design all type of projects, residential apartment , offices and government building.
OOA is featured in this years edition of Domus 50 best architecture firms 2020, with the focus on identifying the world’s 50 most creative, interesting and promising emerging architecture practices!
Them have partnered with a number of international firms like, HOK, CO-ARC, ARUP, with clients as diverse as the WORLD BANK/IFC, ORACLE, GOOGLE, IMF.
Some of his great project in Ghana .-
PROJECT : IT TRAINING CENTRE
Client: GHANA REVENUE AUTHORITY (GRA)
Associate: GOPA Infra, Germany
Area: 1500 m2
PROJECT: IFC – INTERNATIONAL FINANCE CORPORATION AND THE WORLD BANK
LOCATION: ACCRA, GHANA
PURPOSE: HEAD OFFICE
AREA: 6000 m2 GFA
PROJECT : LEGON CITY LOFTS
Legon City Lofts won the Award for the best
Residential Development at the
CITY CONSTRUCTION AND PROPERTY AWARDS 2019
Legon City Lofts, located in one of the sought after residential areas in Accra is a contemporary interpretation of traditional building concepts for tropical climates.
The airy, loft-style design of the four residences, the landscaped garden areas, swimming pool, sauna and gym facilities perfectly supplement the concept of a creative, exciting urban living experience in the midst of one of the busiest metropolis in West Africa.
The aim of the design was to create one of the first sustainable real estate developments in Ghana.