--- /dev/null
+/*
+ * Copyright (C) 2017 Roland Häder
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package org.mxchange.jcontactsbusiness.model.department;
+
+import java.io.Serializable;
+import javax.ejb.Remote;
+
+/**
+ * A remote interface for business contact data
+ * <p>
+ * @author Roland Häder<roland@mxchange.org>
+ */
+@Remote
+public interface AdminCompanyDepartmentSessionBeanRemote extends Serializable {
+
+}
--- /dev/null
+/*
+ * Copyright (C) 2017 Roland Häder
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package org.mxchange.jcontactsbusiness.model.department;
+
+import java.io.Serializable;
+import java.util.List;
+import javax.ejb.Remote;
+import org.mxchange.jcontactsbusiness.exceptions.department.CompanyDepartmentNotFoundException;
+
+/**
+ * A remote interface for business contact data
+ * <p>
+ * @author Roland Häder<roland@mxchange.org>
+ */
+@Remote
+public interface CompanyDepartmentSessionBeanRemote extends Serializable {
+
+ /**
+ * Retrieves a single company department entity for given id number or
+ * throws a proper exception if not found.
+ * <p>
+ * @param departmentId Company department id to lookup
+ * <p>
+ * @return Company department instance
+ * <p>
+ * @throws CompanyDepartmentNotFoundException If the id number could not be
+ * looked up and solved into an entity
+ */
+ Department findDepartmentById (final Long departmentId) throws CompanyDepartmentNotFoundException;
+
+ /**
+ * Returns a list, even empty if not thing found, from all company
+ * departments. NULL should not be returned by this method.
+ * <p>
+ * @return A list with all company departments
+ */
+ List<Department> allCompanyDepartments ();
+
+}