SUMMA IS AN INTERNATIONAL
CONTRACTOR WITH
DIVERSIFIED INTERESTS
AND OPERATIONS.
Established by its Honorary President Mete Bora in 1989 in Ankara, Turkey, Summa carries out top quality operations in 14 countries in various sectors ranging from construction to energy. With 2,500 employees on 4 continents across the globe, we strive to ensure the satisfaction of our clients. The company is well-positioned to undertake challenges globally, supporting clients in fulfilling their vision. Acting always under the leadership of our clients, we deliver milestone projects that aim to enhance the development and welfare of the communities where we work.
Since 1989, Summa carries out top quality operations in various sectors. Please click to see the milestones…

GLOBAL PRESENCE

OUR VISION & VALUES

Global Presence
We operate in 14 countries across 4 continents.
Fast Track Delivery
Our flexible organization structure, availing of highly efficient purchasing and logistic operations, enables us to realize your projects fast enough to fulfill your needs. Sipopo Congress Center project was designed and built in 5 months.
Art of Construction
We specialize in sophisticated and innovative construction projects, artistically created and meticulously realized.
Proven Track Record of Success
Summa has been named one of ENR’s Top 225 for 14 years in a row.
We Fulfill Your Dreams
We dedicate all our energy and sources to fulfill the dreams of our clients.
Quality Mark
We offer our clients innovative solutions matched with maximized productivity. Since our establishment in 1989, we have placed our determination at the center of our work in order to deliver results at international standards for achieving customer satisfaction.
Teamwork
We operate as a big family, valuing all our employees and ensuring that they all receive equal opportunity to grow.
Social Responsibility
We take social responsibility seriously. We carry out various social responsibility projects related with or independent from our operations.