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All Journal Journal of Management and Business Analytics
Hengki Mangiring Parulian Simarmata
Universitas Murni Teguh PSDKU
Decision Sciences, Operations Research & Management Economics, Econometrics & Finance

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Analysis of the Influence of Social Media Marketing on Purchase Intention with Customer Trust as a Mediating Variable at Relasi Coffee Pematangsiantar Juntri Julianus Sinurat; Hengki Mangiring Parulian Simarmata; Novendra A. Sinaga
Journal of Management and Business Analytics Vol. 2 No. 1 (2026): January
Publisher : CV. ADMITECH SOLUTIONS

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This study discusses the influence of Social Media Marketing on Purchase Intention with Customer Trust as a mediating variable in the Pematangsiantar coffee relationship. The purpose of this study is to determine the influence of social media marketing on purchase intention with customer trust as a mediating variable in the Pematangsiantar coffee relationship. This type of research uses a quantitative method, the population in this study is all customers in the coffee relationship with a sample of 300 people. Data collection techniques use interviews, observations, and questionnaires that have been tested for validity and reliability. The data analysis technique used to answer the hypothesis is multiple linear regression. The results of this study indicate that there is an influence of social media marketing on purchase intention with customer trust as a mediating variable in the Pematangsiantar coffee relationship partially. Evidenced by the Tcount < Ttable value for social media marketing on purchase intention of 0.000 < 0.05. The Tcount < Ttable value for social media marketing on customer trust of 0.001 < 0.05. The calculated T value < T table for purchase intention on customer trust is 0.000 < 0.05. The calculated F value > F table for the influence of social media marketing on purchase intention mediated by customer trust is 756.312 > 3.02.
The Influence of Work Environment and Workload on Employee Performance with Work Motivation as an Intervening Variable at the Department of Population and Civil Registration of Pematangsiantar City Arjunansi Samosir; Sarida Sirait; Hengki Mangiring Parulian Simarmata
Journal of Management and Business Analytics Vol. 2 No. 1 (2026): January
Publisher : CV. ADMITECH SOLUTIONS

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The purpose of this study is to find out the influence of work environment and workload on employee performance with work motivation as an intervening variable at the Population and Civil Registration Office of Pematangsiantar City. This study uses quantitative descriptive. The population used in this study is all employees of the Population and Civil Registration Office of Pematangsiantar City which is 46 people who work in all divisions. The data collection technique uses questionnaires. The results of this study show that the work environment has a positive but insignificant effect on employee performance, the work environment has a positive and significant effect on work motivation, workload has a positive but insignificant effect on employee performance, workload has a positive and significant effect on work motivation, work motivation has a positive and significant effect on employee performance, work environment has a positive and significant effect on performance Employees through work motivation, workload has a positive but not significant effect on employee performance through motivation.
The Influence of Good Governance Implementation and Organizational Culture on Employee Performance with Community Satisfaction as a Mediating Variable at the District Office of East Siantar Pematangsiantar City Krista Nainggolan; Hengki Mangiring Parulian Simarmata; Henry D. Pardede
Journal of Management and Business Analytics Vol. 2 No. 1 (2026): January
Publisher : CV. ADMITECH SOLUTIONS

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Optimal public service requires the implementation of good governance principles and a strong organizational culture, as both play an important role in improving employee performance and public satisfaction. This study aims to determine and analyze the influence of implementation good governance and organizational culture on employee performance, with public satisfaction as a mediating variable, at the District Office of Siantar Timur Pematangsiantar City. This research employs a quantitative approach. The population consists of the community members who use services at the District Office of Siantar Timur, Pematangsiantar City, with a total sample of 150 respondents selected using the slovin formula. Data analysis was conducted using path analysis to examine direct and indirect effects, and the sobel test to examine the mediation effect. The result show that the implementation of good governance gas positive and significant effect on employee performance. Furthermore, the implementation of good governance and organization culture has a positive and significant effect on public satisfaction. Public satisfaction can mediate the relationship between the implementation of good governance and organizational culture on employee performance at the district Office of Siantar Timur Pematangsiantar City. Data processing was carried out using SPSS version 25.
Co-Authors Arjunansi Samosir Henry D. Pardede Juntri Julianus Sinurat Krista Nainggolan Novendra A. Sinaga Sarida Sirait