Students & Graduates
 Ongoing Students
 Graduates
 Selim Gökay
 Thesis Title: Pricing options with
constraints on a binomial tree
 Advisors: Mete Soner, Fikri Karaesmen
 Uğur Kaplan
 Thesis Title:
Modeling and optimization of reverse logistics operations
 Advisor: Metin Türkay
 Mehmet Can Arslan
 Thesis Title:
Modeling and analysis
of sustainable
supply chain systems
 Advisor: Metin Türkay
 Eda Yücel
 Thesis Title: Logistics of clinical testing
 Advisor: Sibel Salman
 Zeynep Turgay
 Thesis Title: Structural properties of Markov decision processes
 Advisors: Fikri Karaesmen, Lerzan Örmeci
 Görkem Sariyer
 Thesis Title: Stochastic models of call centers
 Advisors: Fikri Karaesmen
 Gülçin Ermiş
 Thesis Title: Complex scheduling models
 Advisors: Ceyda Oğuz
 Gökhan Kirlik
 Thesis Title: Optimization models and algorithms for the management of endof life products
 Advisors: Metin Türkay
 Can Öz
 Thesis Title:
 Advisor: Fikri Karaesmen
 Klemens Katterbauer
 Thesis Title:
 Advisor: Sibel Salman
 Zehra Yalçın
 Thesis Title:
 Advisor: Selçuk Karabatı
 Zehra Önen
 Thesis Title:
 Advisor: Serpil Sayın
 Önay Batur
 Thesis Title:
 Advisor: Süleyman Özekici
 Fatih Bağcı
 Thesis Title: Planning and scheduling of disassembly, refurbishing and remanufacturing operations in closed loop supply chains
 Advisors: Metin Türkay, Onur Kaya
 Özge Arslan
 Thesis Title: Modeling and analysis of piecewise linear functions
 Advisor: Metin Türkay
 Filiz Sayın
 Thesis Title: Utility based inventory management
 Advisor: Süleyman Özekici, Fikri Karaesmen
 Fatma Virdil
 Thesis Title: Container terminals
 Advisor: Ceyda Oğuz
 Bora Kabatepe
 Thesis Title: Environmentally conscious supply chain in energy sector
 Advisor: Metin Türkay
 Nihal Bahtiyar
 Thesis Title: Stochastic models in finance
 Advisor: Mine Çağlar
 Umut Arıtürk
 Thesis Title: Churn prediction with data mining
 Advisors: Özden Gür Ali
 Müge Güçlü
 Thesis Title: Routing of the medical waste collection vehicles for the Istanbul Metropolitan Municipality
 Advisor: Deniz Aksen
 Büşra Ürek
 Thesis Title: Coordination of production and collection of endoflife products in the remanufacturing industry
 Advisor: Onur Kaya
 Abdullah Bilgin
 Thesis Title: Modeling and analyzing the effect of financial flows in supply chains
 Advisor: Fikri Karaesmen, Onur Kaya
 Can Özkan
 Thesis Title:
 Advisor: Fikri Karaesmen, Süleyman Özekici
 Aslı Pınar Yapıcı
 Thesis Title:
 Advisor: Serpil Sayın
 Aylin Lezizar Polat
 Thesis Title:
 Advisor: Onur Kaya
 Ayşe Nur Kibar
 Thesis Title:
 Advisor: Sibel Salman
 Buse Aras
 Thesis Title:
 Advisor: Metin Türkay
 Celal Özgür Ünsal
 Thesis Title:
 Advisor: Ceyda Oğuz
 Doğan Çörüş
 Thesis Title:
 Advisor: Ceyda Oğuz
 Doğuş Özkök
 Thesis Title:
 Advisor: Onur Kaya
 Emin Rodoslu
 Thesis Title:
 Advisor: Ceyda Oğuz
 İdil Arşık
 Thesis Title:
 Advisor: Sibel Salman
 Müge Tekin
 Thesis Title:
 Advisor: Süleyman Özekici
 Özge Tüncel
 Thesis Title:
 Advisor: Sibel Salman, Onur Kaya
 Yahya Yavuz
 Thesis Title:
 Advisor: Barış Tan
 Yasin Arslan
 Thesis Title:
 Advisor: Özden Gür Ali
 Yiğit Can Ören
 Thesis Title:
 Advisor: Metin Türkay
 Zeynep Göksel Özsarp
 Thesis Title:
 Advisor: Metin Türkay

 Deniz Kubalı
 Degree, Year: M.S., 2010
 Thesis Title: Coordination of production and dispatching decisions in supply chain models
 Advisor: Onur Kaya, Lerzan Ömerci
 Current Job:
 Özge Narin
 Degree, Year: M.S., 2010
 Thesis Title: Column generation approach for berth allocation problems
 Advisor: Ceyda Oğuz
 Current Job:
 Mehmet Emin Tanrıöven
 Degree, Year: M.S., 2010
 Thesis Title: Evaluating coordination of manufacturers and suppliers including multiple source procurement in the context of supplier unreliability
 Advisor: Süleyman Özekici
 Current Job: Military service
 Gözde Gencer
 Degree, Year: M.S., 2010
 Thesis Title: Stock price models in finance
 Advisor: Mine Çağlar
 Current Job:
 Gökçen Avcı
 Degree, Year: M.S., 2010
 Thesis Title: Modeling resource allocation decisions in primary health care services
 Advisor: Evrim Güneş
 Current Job:
 Kübra Yaman
 Degree, Year: M.S., 2010
 Thesis Title: Sku demand forecasting in the presence of promotions with data mining methods
 Advisor: Özden Gür Ali
 Current Job:
 Bahriye Cesaret
 Degree, Year: M.S., 2010
 Thesis Title: Order acceptance and scheduling problems
 Advisor: Ceyda Oğuz, Sibel Salman
 Current Job: PhD student, University of Texas at Dallas, USA
 Kaan Okyay
 Degree, Year: M.S., 2010
 Thesis Title: Inventory control with operational risk
 Advisor: Süleyman Özekici, Fikri Karaesmen
 Current Job: PhD student, University of Arkansas, USA
 Ethem Çanakoğlu
 Degree, Year: M.S., 2009
 Thesis Title:
Optimal portfolio selection with stochastic exponential
Utility Functions  Advisor: Süleyman Özekici
 Current Job: PhD student, Tilburg University, The Netherlands
 Fadime Üney
 Degree, Year: Ph.D., 2009
 Thesis Title: MILP based hyperbox enclosure approach for multiclass data classification
 Advisor: Metin Türkay
 Current Job: Assistant Professor, Department of Industrial Engineering, Istanbul Kultur University, Turkey
 Mehmet Mümtaz Bakan
 Degree, Year: M.S., 2009
 Thesis Title: Model predictive control of decentralized supply chain systems with information sharing and advance demand information
 Advisor: Metin Türkay, Yaman Arkun
 Current Job: Military service
 Serra Caner
 Degree, Year: M.S., 2009
 Thesis Title: Capacity investment decisions and coordination in supply chains in the case of symmetric/asymmetric information
 Advisor: Onur Kaya
 Current Job: PhD student, Eindhoven University of Technology, The Netherlands
 Elif Nihan Çömden
 Degree, Year: M.S., 2009
 Thesis Title: Agricultural planning under demand, yield, and harvest uncertainty
 Advisor: Barış Tan
 Current Job: B/S/H
 Figen Helvacioglu
 Degree, Year: M.S., 2009
 Thesis Title: Multiproduct inventory control under stockout based substitution
 Advisor: Barış Tan, Selçuk Karabatı
 Current Job: Akbank
 Mehmet Çagri Dedeoglu
 Degree, Year: M.S., 2009
 Thesis Title: System dynamics modeling of a twotier health care system
 Advisor: Evrim Güneş
 Current Job: TUSAS Engine Industries (TEI)
 Derya Kunduzcu
 Degree, Year: M.S., 2009
 Thesis Title: Admission control for preventive services
 Advisor: Lerzan Örmeci, Evrim Güneş
 Current Job: HSBC Bank Risk Management Department
 Emre Sancak
 Degree, Year: M.S., 2009
 Thesis Title: Optimizing manufacturing parts sourcing to coordinate supplier shipments with the production schedule
 Advisor: Sibel Salman
 Current Job: PhD candidate at University of Florida
 Aysegül Öztürk
 Degree, Year: M.S., 2009
 Thesis Title: SVM classification for imbalanced datasets with multiobjective optimization framework
 Advisor: Serpil Sayın
 Current Job: Garanti Teknoloji
 Ethem Çanakoğlu
 Degree, Year: Ph.D., 2009
 Thesis Title:
Portfolio selection in
stochastic markets: Utilitybased approach
 Advisor: Süleyman Özekici
 Current Job: University of Warvick
 Pelin Armutlu
 Degree, Year: M.S., 2008
 Thesis Title: Structurebased drug design and QSAR analysis of candidate drugs for the treatment of Cancer
 Advisors: Metin Türkay, Halil Kavaklı
 Current Job: PhD Candidate, Southwestern Medical Center, University of Texas, Dallas
 Seray Aydın
 Degree, Year: M.S., 2008
 Thesis Title:
Dynamic
pricing of perishable inventories with random yield
 Advisors: Fikri Karaesmen, Yalçın Akçay
 Current Job: Garanti Teknoloji
 Ayşe Başak Çizmeci
 Degree, Year: M.S., 2008
 Thesis Title: The pharmacist’s substitution strategy in the presence of manufacturer quantity discounts and an empirical study on the cost effects of RXTOOTC switch in Turkey
 Advisor: Özden Gür Ali
 Current Job: Ph.D. Student at Sabancı Management and working in Tüside
 Sezer Gül
 Degree, Year: M.S., 2008
 Thesis Title:
Postdisaster logistics planning for Istanbul Metropolitan area
 Advisor: Sibel Salman
 Current Job: Türk Telekom
 Pınar Kahraman
 Degree, Year: M.S., 2008
 Thesis Title: Algorithms and methods for pre and post structurebased drug design
 Advisor: Metin Türkay
 Current Job: PhD Student at Vrije University
 Güven Kaya
 Degree, Year: M.S., 2008
 Thesis Title:
Integration of facility location and layout of intermodal transportation
system with scheduling
 Advisors: Metin Türkay, Ceyda Oğuz
 Current Job: PhD Candidate, Texas A&M University
 Müge Sandıkçıoğlu
 Degree, Year: M.S., 2008
 Thesis Title:
Grocery
Retail Store Revenue Prediction for Store Location Evaluation Using Spatial
Interaction Models
 Advisors: Serpil Sayın, Özden Gür Ali
 Ferda Tangüner
 Degree, Year: M.S., 2008
 Thesis Title:
Workforce Planning in a MultiSkill
Environment
 Advisors: Lerzan Örmeci, Zeynep Akşin Karaesmen
 Current Job: Garanti Teknoloji
 Tuğba Yaman
 Degree, Year: M.S., 2008

Thesis Title:
RFID Applications in Retail Management
 Advisors: Fikri Karaesmen, Selçuk Karabatı
 Current Job: Garanti Teknoloji
 Kenan Arifoğlu
 Degree, Year: M.S., 2007
 Thesis Title: Inventory Models in Random Environments with Imperfect Information
 Advisor: Süleyman Özekici
 Current Job: Ph.D. Student at Northwestern University, Department of Industrial Engineering and Management Sciences
 Zehra Bilgintürk
 Degree, Year: M.S., 2007
 Thesis Title: Pricing and Scheduling Policies for MaketoOrder Systems
 Advisors: Ceyda Oğuz, Sibel Salman
 Current Job: PhD student at Koç University
 Burak Çavdaroğlu
 Degree, Year: M.S., 2007
 Thesis Title: Pharmacy Discounts and Profit Maximizing Pharmacy and Manufacturer Decisions in Turkey
 Advisor: Özden Gür Ali
 Current Job: Ph.D. Student at Rensselaer Polytechnic Institute
 Taha Doğru
 Degree, Year: M.S., 2007
 Thesis Title: Incentive Design for FrontLine Service Employees
 Advisor: Zeynep Akşin, Evrim Güneş
 Current Job:
 Dilek Günneç
 Degree, Year: M.S., 2007
 Thesis Title: Optimal Budget Allocation for Predisaster Strengthening of Infrastructure Networks in Disaster Management
 Advisor: Sibel Salman
 Current Job:
Ph.D. Student at University of Maryland ,
Operations Management/Management Science, Robert H. Smith School of Business
 Uğur Kaplan
 Degree, Year: M.S., 2007
 Thesis Title: Modeling and Optimization of Dynamic Networks
 Advisor: Metin Türkay
 Current Job: Ph.D. Student at Koç University, PHD in IEOM
 Sibel Bilge Sonuç
 Degree, Year: M.S., 2007
 Thesis Title: Development of Metaheuristics for Efficient Solution of Difficult Optimization Problems
 Advisor: Ceyda Oğuz
 Current Job: Ph.D. Student at University of Florida
 Seda Tepe
 Degree, Year: M.S., 2007
 Thesis Title: The Impacts of Advance Demand Information for MultiClass ProductionInventory Systems
 Advisor: Fikri Karaesmen
 Current Job: Ph.D. Student at University of Minnesota
 Zeynep Özyurt
 Degree, Year: M.S., 2007
 Thesis Title: Planning of Vehicle Routes and Warehouse Location for a Logistics Firm
 Advisor: Deniz Aksen
 Current Job: Borusan Logistics
 Ayşe Gül Tuncelli
 Degree, Year: M.S., 2007
 Thesis Title: Forecasting Simulated Retail Demand Using Statistical and Data Mining Techniques
 Advisors: Özden Gür Ali, Serpil Sayın
 Current Job: Citibank
 Can Yıldırmaz
 Degree, Year: M.S., 2007
 Thesis Title: Inventory Management and Transportation Coordination with Vertical Information Sharing
 Advisors: Selçuk Karabatı, Serpil Sayın
 Current Job: Accenture
 Suat Boğ
 Degree, Year: M.S., 2006
 Thesis Title: Algorithms for the Vehicle Routing Problem with Time Windows and the LocationRouting Problem
 Advisor: Metin Türkay, Selçuk Savaş
 Current Job: PhD Student at Univ. of Florida
 Nesrin Çakan
 Degree, Year: M.S., 2006
 Thesis Title: Joint Flexibility and Capacity Design in Service Systems
 Advisor: Zeynep Akşin
 Current Job: Accenture
 Eren Başar Çil
 Degree, Year: M.S., 2006
 Thesis Title: Optimal Pricing of Loss Systems
 Advisors: Fikri Karaesmen, Lerzan Örmeci
 Current Job: PhD Student at Northwestern University
 Eda Kaya
 Degree, Year: M.S., 2006
 Thesis Title: Optimal Training Patterns in Workforce Management
 Advisor: Serpil Sayın, Selçuk Karabatı
 Current Job: Garanti Teknoloji
 Saadet Hazal Özden
 Degree, Year: M.S., 2006
 Thesis Title: Accounting for Customer Reactions to CRM Initiatives
 Advisors: Lerzan Örmeci, Zeynep Akşin and Evrim Didem Güneş
 Current Job: Koç Sistem
 Ömer Cem Öztürk
 Degree, Year: M.S., 2006
 Thesis Title: Issues Related to Using and Sharing PointofSales (POS) Data in Retailing
 Advisor: Barış Tan, Selçuk Karabatı
 Current Job: PhD Student at Emory University
 Canan Uçkun
 Degree, Year: M.S., 2006
 Thesis Title: Modeling and Analysis of Radio Frequency Identification (RFID) Technology within the Supply Chain
 Advisor: Fikri Karaesmen, Selçuk Savaş
 Current Job: PhD Student at University of Chicago
 Eda Yücel
 Degree, Year: M.S., 2006
 Thesis Title: Vendor Selection under Product Assortment and Inventory Consideration
 Advisor: Metin Türkay, Fikri Karaesmen and Sibel Salman
 Semra Ağralı
 Degree, Year: M.S., 2005
 Thesis Title: Modeling and Analysis of an AuctionBased Logistics Market
 Advisor: Barış Tan, Fikri Karaesmen
 Current Job: Ph.D. Student at University of Florida
 Aysun Aker
 Degree, Year: M.S., 2005
 Thesis Title: Stochastic Inventory Models with Downside Risk Consideration
 Advisor: Barış Tan, Fikri Karaesmen
 Current Job: Ph.D. Student at University of Washington
 Alper Altan
 Degree, Year: M.S., 2005
 Thesis Title: A Two Stage Supply Chain Model in a PriceDependent Demand Environment with Capacities
 Advisor: Fikri Karaesmen, Selçuk Karabatı
 Zeynep Orman
 Degree, Year: M.S., 2005
 Thesis Title: LRP with Inventory Control Considerations: Formulation, Solution Method and Computational Results
 Advisor: Selçuk Savaş, Metin Türkay
 Current Job: Akbank
 Burcu Sağlam
 Degree, Year: M.S., 2005
 Thesis Title: A MixedInteger Programming Approach to The Clustering Problem with An Application in Customer Segmentation
 Advisor: Metin Türkay, Sibel Salman and Serpil Sayın
 Current Job:
PhD Candidate, EPFL, Technology and
Operations Management
 Ahu Soylu
 Degree, Year: M.S., 2005
 Thesis Title: Modeling and Analysis of Energy Production Systems for Environmentally Conscious Supply Chain Management
 Advisor: Metin Türkay
 Current Job: Ph.D. Student at London Business School
 Fadime Yüksektepe Öney
 Degree, Year: M.S., 2005
 Thesis Title: Prediction of Folding Type of Proteins Using MixedInteger Linear Programming
 Advisor: Metin Türkay
 Current Job: Ph.D. Student at Koç University
 Uğur Çelikyurt
 Degree, Year: M.S., 2004
 Thesis Title: Multiperiod Portfolio Optimization in Stochastic Markets Using The MeanVariance Approach
 Advisor: Süleyman Özekici
 Current Job: Completed Ph.D. at Department of Finance, University of North Carolina, To start working at Koç University, CASE in September 2009
 Işılay Talay Değirmenci
 Degree, Year: M.S., 2004
 Thesis Title: Inventory Pricing and Replenishment For A Make to Stock Production System with Flunctunting Demand and Lost Sales
 Advisor: Fikri Karaesmen, Lerzan Örmeci
 Current Job: Ph.D. Student at Duke University
 Erhan Deniz
 Degree, Year: M.S., 2004
 Thesis Title: A Single Period Inventory Model with Multiple Vendors and Random Yield
 Advisor: Süleyman Özekici, Metin Türkay
 Current Job: Ph.D. Student at Rutgers University
 Harun Dericioğlu
 Degree, Year: M.S., 2004
 Thesis Title: Multiperiod MeanVariance Portfolio Optimization in Markovian Markets Under Imperfect Information
 Advisor: Süleyman Özekici
 Current Job: Procter and Gamble
 Işıl Yıldırım
 Degree, Year: M.S., 2004
 Thesis Title: Stochastic Production Planning and Sourcing Problems with Service Level Constraints
 Advisor: Barış Tan, Fikri Karaesmen
 Current Job: Accenture
 Arda Gezdur
 Degree, Year: M.S., 2003
 Thesis Title: Integrated Vehicle Routing and Warehouse Location Problem
 Advisor: Metin Türkay, Selçuk Savaş
 Current Job: Aygaz
 Birhan Ufku Güzel
 Degree, Year: M.S., 2003
 Thesis Title: Sculpture Surface Machining
 Advisor: İsmail Lazoğlu
 Current Job: Ph.D. student at Victoria University, Australia
 Esen Mestan
 Degree, Year: M.S., 2003
 Thesis Title: Application of Model Predictive Control for Optimization of Centralized and Decentralized Supply Chain Systems
 Advisor: Yaman Arkun, Metin Türkay
 Current Job: Total
 Cihan Oruç
 Degree, Year: M.S., 2003
 Thesis Title: Analysis of MultiCompany Collaborative SCM Using MILP
 Advisor: Metin Türkay
 Current Job: Bosch
 Özlem Yılmaz
 Degree, Year: M.S., 2003
 Thesis Title: A Two Stage Mathematical Programming Algorithm for Predicting Secondary Structures of Proteins
 Advisor: Metin Türkay, Selçuk Savaş
 Current Job: Oracle
Ph.D. Students
2nd year M.S. Students
1st year M.S. Students