Sriwijaya University - Bachelor of Accounting (degree), Bachelor of Management (degree), Bachelor of Development Economics (degree)

Sriwijaya University - Master of Management Business and Administration (degree)

Universitas Lampung - Doktor of Law (Doktor Hukum) (degree)

University of Applied Sciences for Sport and Management Potsdam - Management (first cycle degree)

Provadis School of International Management and Technology, Frankfurt a.M. (Priv. FH) - Internationale Betriebswirtschaftslehre in Kooperation mit der Engelbert Strauss GmbH und Co. KG (first cycle degree)

Ho Chi Minh City Open University - Bachelor of Human Resource Management (degree), Bachelor of Marketing (degree), Bachelor of International Business (degree)

Bina Nusantara University - Master in Communication Science (Jakarta) (degree), Bachelor in Communication Science (Malang) (degree), Bachelor in Public Relations (Malang) (degree), Bachelor in Communication Science (Jakarta) (degree)

Gadjah Mada University - Doctor in Inter-Religious Studies (degree)

Gadjah Mada University - Master in Public Policy and Administration, MPPA (degree), Master in Public Policy and Management, MPP (degree), Master in Sociology, M.A (degree)

Gadjah Mada University - Master in Religious and Cross-cultural Studies, M.A. (degree)

Gadjah Mada University - Doctor in Law (degree)

Management Center Innsbruck Ltd. - Sustainable Management in Life Sciences Engineering (degree), European Master Program for Responsible Tourism Management and Entrepreneurship (degree)

University of Kassel - Wirtschaft, Psychologie und Management (second cycle degree)

University of Kassel - Business Studies (second cycle degree)

University of Kassel - Wirtschaftsrecht (first cycle degree)

University of Kassel - Wirtschaftsrecht mit integrierten Nachhaltigkeitsstudien (first cycle degree)

Hochschule Fresenius Heidelberg – staatlich anerkannte Hochschule der Hochschule Fresenius für Internationales Management GmbH - SAP Engineering & Analytics (second cycle degree)

University of Kassel - Wirtschaftsrecht (second cycle degree)

University of Kassel - Economic Behavior & Governance (second cycle degree)

PFH – Private University of Applied Sciences - Business Administration (first cycle degree)