Şahika Group Construction, Consultancy, Energy, Textile, Food, Foreign Trade, and Industry Joint Stock Company was established on June 2, 2011.

Operating under Kassla Holding, Şahika Group develops high-density residential and commercial structures. Its mission is to create inspiring buildings for future generations within the framework of urban planning shaped by the sociological needs of the region. With a focus on sustainability in every aspect, Şahika Group operates with the aim of adding value to the regions it serves.

Hem Group Construction, Contracting, Project, Architecture, Real Estate, Industry, and Trade Joint Stock Company was established on September 11, 2015.

Operating under Kassla Holding, Hem Group specialises in exclusive residential projects. It is dedicated to developing boutique housing projects with distinctive architectural features. The group aims to incorporate high-end design elements that go beyond the region’s standard needs, offering unique and refined living spaces.

Aka Group Consultancy, Energy, Construction, Real Estate, Food, Foreign Trade, and Industry Joint Stock Company was established on October 19, 2011.

Operating under Kassla Holding, Aka Group develops integrated projects that combine commerce, residential, tourism, and energy sectors. The company focuses on creating mixed-use projects tailored to the sociological and economic needs of the planned regions. It aims to ensure the sustainability of these projects by developing and implementing operational plans that support long-term viability.

Altuntaş Construction, Real Estate, Tourism, Automotive, Industry, and Trade Joint Stock Company was established on January 22, 1979.

As the most established company within Kassla Holding, Altuntaş Construction serves as the backbone of all affiliated companies. It undertakes every essential role in bringing investments to life, playing a pivotal part in the realisation of projects across the holding.

Murat Altuntaş Architecture, Construction, Contracting, Real Estate Trading, and Consultancy Services was established on August 24, 1996.

Operating under Kassla Holding, Murat Altuntaş provides services in project development, design and draughting, project management, and consultancy. He plays an active role in land development, as well as in the stages of conceptual project development, planning, and marketing within the holding.

The Fatma Hanım Support Foundation was established on February 22, 2023, in memory of Fatma Altuntaş, known for her generosity and compassion. Born on May 5, 1951, and passing away on December 19, 2019, Fatma Altuntaş embraced helping others as her life philosophy. To honour her legacy of kindness, her family founded this organisation. The foundation carries the tradition of communal support into modern life, adopting the principle of “taking from the surplus and giving to the deficit.” It organises social outreach projects, aiming to connect those in need with compassionate donors, particularly in the fields of social welfare, health, and education.