diff --git a/src/main/kotlin/com/byebye/chapterTwo/domain/business/controller/BusinessController.kt b/src/main/kotlin/com/byebye/chapterTwo/domain/business/controller/BusinessController.kt
new file mode 100644
index 0000000..083a665
--- /dev/null
+++ b/src/main/kotlin/com/byebye/chapterTwo/domain/business/controller/BusinessController.kt
@@ -0,0 +1,29 @@
+package com.byebye.chapterTwo.domain.business.controller
+
+import com.byebye.chapterTwo.domain.business.dto.req.BusinessRequest
+import com.byebye.chapterTwo.domain.business.entity.BusinessEntity
+import com.byebye.chapterTwo.domain.business.service.BusinessService
+import com.byebye.chapterTwo.global.common.BaseResponse
+import org.springframework.web.bind.annotation.*
+
+@RestController
+@RequestMapping("/business")
+class BusinessController(
+    private val businessService: BusinessService
+) {
+    @GetMapping
+    fun getBusinesses(): BaseResponse<List<BusinessEntity>> {
+        return businessService.getBusiness()
+    }
+
+    @PostMapping
+    fun addBusiness(@RequestBody dto: BusinessRequest): BaseResponse<String> {
+        return businessService.addBusiness(dto)
+    }
+
+    @GetMapping("/{id}")
+    fun getBusinessDetail(@PathVariable("id") id: Long): BaseResponse<BusinessEntity> {
+        return businessService.getById(id)
+    }
+
+}
\ No newline at end of file
diff --git a/src/main/kotlin/com/byebye/chapterTwo/domain/business/dto/Business.kt b/src/main/kotlin/com/byebye/chapterTwo/domain/business/dto/Business.kt
new file mode 100644
index 0000000..27d2c82
--- /dev/null
+++ b/src/main/kotlin/com/byebye/chapterTwo/domain/business/dto/Business.kt
@@ -0,0 +1,21 @@
+package com.byebye.chapterTwo.domain.business.dto
+
+import com.byebye.chapterTwo.domain.business.dto.req.BusinessRequest
+
+data class Business(
+    val id: Long? = null,
+    var name: String,
+    var shortDescription: String,
+    var description: String,
+    var ceo: String,
+    var phoneNum: String
+){
+    constructor(dto: BusinessRequest) : this(
+        id = null?:0,
+        name = dto.name,
+        shortDescription = dto.shortDescription,
+        description = dto.description,
+        ceo = dto.ceo,
+        phoneNum = dto.phoneNum
+    )
+}
diff --git a/src/main/kotlin/com/byebye/chapterTwo/domain/business/dto/req/BusinessRequest.kt b/src/main/kotlin/com/byebye/chapterTwo/domain/business/dto/req/BusinessRequest.kt
new file mode 100644
index 0000000..b484be2
--- /dev/null
+++ b/src/main/kotlin/com/byebye/chapterTwo/domain/business/dto/req/BusinessRequest.kt
@@ -0,0 +1,11 @@
+package com.byebye.chapterTwo.domain.business.dto.req
+
+import com.fasterxml.jackson.annotation.JsonProperty
+
+data class BusinessRequest(
+    @JsonProperty("name") val name : String,
+    @JsonProperty("description") val description : String,
+    @JsonProperty("shortDescription") val shortDescription : String,
+    @JsonProperty("ceo") val ceo : String,
+    @JsonProperty("phoneNum") val phoneNum : String,
+)
diff --git a/src/main/kotlin/com/byebye/chapterTwo/domain/business/entity/BusinessEntity.kt b/src/main/kotlin/com/byebye/chapterTwo/domain/business/entity/BusinessEntity.kt
new file mode 100644
index 0000000..05bb142
--- /dev/null
+++ b/src/main/kotlin/com/byebye/chapterTwo/domain/business/entity/BusinessEntity.kt
@@ -0,0 +1,23 @@
+package com.byebye.chapterTwo.domain.business.entity
+
+import jakarta.persistence.Entity
+import jakarta.persistence.GeneratedValue
+import jakarta.persistence.GenerationType
+import jakarta.persistence.Id
+
+@Entity
+class BusinessEntity (
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    var id : Long? = null,
+
+    var name: String,
+
+    var description: String,
+
+    var shortDescription: String,
+
+    var ceo: String,
+
+    var phoneNum: String
+)
\ No newline at end of file
diff --git a/src/main/kotlin/com/byebye/chapterTwo/domain/business/exception/BusinessErrorCode.kt b/src/main/kotlin/com/byebye/chapterTwo/domain/business/exception/BusinessErrorCode.kt
new file mode 100644
index 0000000..2183ca1
--- /dev/null
+++ b/src/main/kotlin/com/byebye/chapterTwo/domain/business/exception/BusinessErrorCode.kt
@@ -0,0 +1,14 @@
+package com.byebye.chapterTwo.domain.business.exception
+
+import com.byebye.chapterTwo.global.auth.exception.CustomErrorCode
+import org.springframework.http.HttpStatus
+
+enum class BusinessErrorCode  (
+    override val status: HttpStatus,
+    override val message: String,
+) : CustomErrorCode {
+
+    BUSINESS_NOT_FOUND(HttpStatus.NOT_FOUND,  "신청하고 싶은 구인 요청을 찾을 수 없습니다"),
+    BUSINESS_ALREADY_EXIST(HttpStatus.CONFLICT,  "이미 신청했습니다")
+
+}
\ No newline at end of file
diff --git a/src/main/kotlin/com/byebye/chapterTwo/domain/business/repository/BusinessRepository.kt b/src/main/kotlin/com/byebye/chapterTwo/domain/business/repository/BusinessRepository.kt
new file mode 100644
index 0000000..0602386
--- /dev/null
+++ b/src/main/kotlin/com/byebye/chapterTwo/domain/business/repository/BusinessRepository.kt
@@ -0,0 +1,7 @@
+package com.byebye.chapterTwo.domain.business.repository
+
+import com.byebye.chapterTwo.domain.business.entity.BusinessEntity
+import org.springframework.data.jpa.repository.JpaRepository
+
+interface BusinessRepository : JpaRepository<BusinessEntity, Long> {
+}
\ No newline at end of file
diff --git a/src/main/kotlin/com/byebye/chapterTwo/domain/business/service/BusinessService.kt b/src/main/kotlin/com/byebye/chapterTwo/domain/business/service/BusinessService.kt
new file mode 100644
index 0000000..7c8bd57
--- /dev/null
+++ b/src/main/kotlin/com/byebye/chapterTwo/domain/business/service/BusinessService.kt
@@ -0,0 +1,42 @@
+package com.byebye.chapterTwo.domain.business.service
+
+import com.byebye.chapterTwo.domain.business.dto.req.BusinessRequest
+import com.byebye.chapterTwo.domain.business.entity.BusinessEntity
+import com.byebye.chapterTwo.domain.business.exception.BusinessErrorCode
+import com.byebye.chapterTwo.domain.business.repository.BusinessRepository
+import com.byebye.chapterTwo.global.auth.exception.CustomException
+import com.byebye.chapterTwo.global.common.BaseResponse
+import org.springframework.stereotype.Service
+
+@Service
+class BusinessService(
+    private val businessRepository: BusinessRepository,
+) {
+    fun addBusiness(dto: BusinessRequest):BaseResponse<String>{
+        businessRepository.save(BusinessEntity(null,
+            name = dto.name,
+            description = dto.description,
+            shortDescription = dto.shortDescription,
+            ceo = dto.ceo,
+            phoneNum = dto.phoneNum)
+        )
+        return BaseResponse(
+            message = "생성 성공!!"
+        )
+    }
+
+    fun getBusiness(): BaseResponse<List<BusinessEntity>>{
+        return BaseResponse(
+            message = "조회 성공",
+            data = businessRepository.findAll()
+        )
+    }
+
+    fun getById(id:Long):BaseResponse<BusinessEntity>{
+        return BaseResponse(
+            message = "조회 성공",
+            data = businessRepository.findById(id).orElseThrow{ CustomException(BusinessErrorCode.BUSINESS_NOT_FOUND)}
+        )
+    }
+
+}
\ No newline at end of file
diff --git a/src/main/kotlin/com/byebye/chapterTwo/domain/gooin/dto/Gooin.kt b/src/main/kotlin/com/byebye/chapterTwo/domain/gooin/dto/Gooin.kt
index 730f930..f18fbd7 100644
--- a/src/main/kotlin/com/byebye/chapterTwo/domain/gooin/dto/Gooin.kt
+++ b/src/main/kotlin/com/byebye/chapterTwo/domain/gooin/dto/Gooin.kt
@@ -6,13 +6,13 @@ data class Gooin(
     val id: Long? = null,
     var title: String,
     var description: String,
-    val userId: Long,
+    val userName: String,
 ){
-    constructor(dto: AddGooinRequest, userId: Long) : this(
+    constructor(dto: AddGooinRequest, userName: String) : this(
         id = null?:0,
         title = dto.title,
         description = dto.description,
-        userId = userId
+        userName = userName,
     )
 
     fun editGooin(dto: AddGooinRequest){
diff --git a/src/main/kotlin/com/byebye/chapterTwo/domain/gooin/entity/GooinEntity.kt b/src/main/kotlin/com/byebye/chapterTwo/domain/gooin/entity/GooinEntity.kt
index 9de0eeb..535b186 100644
--- a/src/main/kotlin/com/byebye/chapterTwo/domain/gooin/entity/GooinEntity.kt
+++ b/src/main/kotlin/com/byebye/chapterTwo/domain/gooin/entity/GooinEntity.kt
@@ -15,5 +15,5 @@ class GooinEntity (
 
     var description: String = "",
 
-    var userId: Long,
+    var userName: String,
 )
\ No newline at end of file
diff --git a/src/main/kotlin/com/byebye/chapterTwo/domain/gooin/mapper/GooinMapper.kt b/src/main/kotlin/com/byebye/chapterTwo/domain/gooin/mapper/GooinMapper.kt
index 0daf49f..ba5cc8f 100644
--- a/src/main/kotlin/com/byebye/chapterTwo/domain/gooin/mapper/GooinMapper.kt
+++ b/src/main/kotlin/com/byebye/chapterTwo/domain/gooin/mapper/GooinMapper.kt
@@ -11,7 +11,7 @@ class GooinMapper {
             id = entity.id!!,
             title = entity.title,
             description = entity.description,
-            userId = entity.userId
+            userName = entity.userName
         )
     }
 
@@ -20,7 +20,7 @@ class GooinMapper {
             id = domain.id?: 0,
             title = domain.title,
             description = domain.description,
-            userId = domain.userId
+            userName = domain.userName
         )
     }
 }
\ No newline at end of file
diff --git a/src/main/kotlin/com/byebye/chapterTwo/domain/gooin/service/GooinService.kt b/src/main/kotlin/com/byebye/chapterTwo/domain/gooin/service/GooinService.kt
index d9442a2..9c3c3e0 100644
--- a/src/main/kotlin/com/byebye/chapterTwo/domain/gooin/service/GooinService.kt
+++ b/src/main/kotlin/com/byebye/chapterTwo/domain/gooin/service/GooinService.kt
@@ -22,7 +22,7 @@ class GooinService(
         gooinRepository.save(
             gooinMapper.toEntity(Gooin(
                     dto,
-                    jwtUtils.getMember().id!!
+                    jwtUtils.getMember().name!!
                 )
             )
         )