en تخصصي Special Original Article <div style="text-align: justify;"><span style="font-family:Times New Roman;"><strong>Background: </strong>The purpose of this study is to investigate the role of customer clustering in the design of an ethical and targeted marketing model in Internet of Things (IOT) Technology Services Companies.<br> <strong>Method</strong>: The research method is applied, exploratory and mixed (qualitative-quantitative). Qualitative section: 15 people of sales and marketing managers of IOT companies, were selected for in-depth interviews by targeted and snowballs methods. In this phase used entropy and VIKOR decision-making techniques. The software used in this phase was Max QDE. Quantitative section<span dir="RTL">:</span> In this phase, all the customers of the studied companies were included, and due to the unlimited nature of the society with Morgan&#39;s table, 384 people were selected as the sample size by non-random and available methods. The data collection tool in this section was questionnaire, which used Cronbach&#39;s alpha to examine the validity of the questionnaire. In order to analyze the data, the exploratory factor analysis method and Partial least squares structural equation modeling (PLS-SEM) with Smart-PLS2 and Liserl software were used.<br> <strong>Results</strong>: Qualitative section: In this phase, four clusters were identified: communication factors, ethical and behavioral factors, individual factors and economic factors<br> Quantitative section<span dir="RTL">:</span> In this phase, the model obtained in the first phase was quantitatively examined and validated and approved<span dir="RTL">.</span><br> <strong>Conclusion</strong>: The results showed that four main clusters: communication factors, ethical and behavioral factors, individual factors and economic factors are dimensions of targeted marketing and customers are classified according to their characteristics. So, these companies should pay attention to these items as methods for sales promotion.</span></div> Ethical targeted marketing, Entropy, VIKOR, Customer clustering, Internet of things 61 70 http://ijethics.com/browse.php?a_code=A-10-126-1&slc_lang=en&sid=1 Hossein Barati Teimouri dr.hosseinbarati@gmail.com 10031947532846002929 10031947532846002929 No Dept. of Management, Torbat-e -Heydarie Branch, Islamic Azad University, Torbat-e -Heydarie, Iran Jalil Gharibi jgharibi2017@gmail.com 10031947532846002930 10031947532846002930 Yes Dept. of Management, Torbat-e -Heydarie Branch, Islamic Azad University, Torbat-e -Heydarie, Iran Ali Hosseinzadeh Hosseinzadeh56@Gmail.Com 10031947532846002931 10031947532846002931 No Dept. of Management, Torbat-e -Heydarie Branch, Islamic Azad University, Torbat-e -Heydarie, Iran Alireza Pooya Alirezapooya@Gmail.Com 10031947532846002932 10031947532846002932 No Dept. of Management, Torbat-e -Heydarie Branch, Islamic Azad University, Torbat-e -Heydarie, Iran