diff --git a/src/main/java/umc/forgrad/domain/Activity.java b/src/main/java/umc/forgrad/domain/Activity.java
new file mode 100644
index 0000000..1906b55
--- /dev/null
+++ b/src/main/java/umc/forgrad/domain/Activity.java
@@ -0,0 +1,42 @@
+package umc.forgrad.domain;
+
+import jakarta.persistence.*;
+import jakarta.validation.constraints.NotNull;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import umc.forgrad.domain.common.BaseEntity;
+import umc.forgrad.domain.enums.Category;
+
+import java.time.LocalDate;
+
+@Builder
+@Entity
+@NoArgsConstructor
+@AllArgsConstructor
+@Getter
+public class Activity extends BaseEntity {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+
+
+    private String title;
+
+    private String content;
+
+    private String prize;
+
+    @NotNull
+    private LocalDate startDate;
+
+    @NotNull
+    private LocalDate endDate;
+
+    @Enumerated(EnumType.STRING)
+    private Category category; //CERTIFICATIONS, COMPETITIONS, VOLUNTEERS, AWARDS;
+
+
+}
diff --git a/src/main/java/umc/forgrad/domain/ActivityFile.java b/src/main/java/umc/forgrad/domain/ActivityFile.java
new file mode 100644
index 0000000..8b59d38
--- /dev/null
+++ b/src/main/java/umc/forgrad/domain/ActivityFile.java
@@ -0,0 +1,31 @@
+package umc.forgrad.domain;
+
+import jakarta.persistence.Entity;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.GenerationType;
+import jakarta.persistence.Id;
+import jakarta.validation.constraints.NotNull;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+@Entity
+@Builder
+@NoArgsConstructor
+@AllArgsConstructor
+@Getter
+public class ActivityFile {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+
+
+    @NotNull
+    private String fileUrl;
+
+    private String fileName;
+
+
+}
\ No newline at end of file
diff --git a/src/main/java/umc/forgrad/domain/enums/Category.java b/src/main/java/umc/forgrad/domain/enums/Category.java
new file mode 100644
index 0000000..0b85233
--- /dev/null
+++ b/src/main/java/umc/forgrad/domain/enums/Category.java
@@ -0,0 +1,6 @@
+package umc.forgrad.domain.enums;
+
+public enum Category {
+
+    CERTIFICATIONS, COMPETITIONS, VOLUNTEERS, AWARDS;
+}