diff --git a/cmd/evening_detective_server/main.go b/cmd/evening_detective_server/main.go
index 51e0a16..c450618 100644
--- a/cmd/evening_detective_server/main.go
+++ b/cmd/evening_detective_server/main.go
@@ -31,6 +31,7 @@ import (
 	"evening_detective_server/internal/services/game_review_service"
 	"evening_detective_server/internal/services/game_service"
 	"evening_detective_server/internal/services/gameplay_service"
+	"evening_detective_server/internal/services/map_service"
 	"evening_detective_server/internal/services/mcp_service"
 	"evening_detective_server/internal/services/participation_service"
 	"evening_detective_server/internal/services/scenarios_service"
@@ -139,7 +140,7 @@ func main() {
 	answersRepo := team_answers_repo.NewTeamAnswersRepo(dbpool)
 	screenRepo := screen_sessions_repo.NewScreenSessionsRepo(dbpool)
 	screenService := screen_service.NewScreenService(screenRepo)
-	mapRepo := game_map_repo.New(dbpool)
+	mapService := map_service.NewMapService(game_map_repo.NewGameMapRepo(dbpool))
 	reviewsRepo := game_reviews_repo.New(dbpool)
 	gameService := game_service.NewGameService(
 		gameRepo,
@@ -220,7 +221,7 @@ func main() {
 			ticketService,
 			participationService,
 			screenService,
-			mapRepo,
+			mapService,
 		),
 	)
 
diff --git a/internal/app/game_map.go b/internal/app/game_map.go
index ea5e2cd..ac7cf2d 100644
--- a/internal/app/game_map.go
+++ b/internal/app/game_map.go
@@ -4,7 +4,7 @@ import (
 	"context"
 	"errors"
 
-	"evening_detective_server/internal/repos/game_map_repo"
+	"evening_detective_server/internal/services/map_service"
 	proto "evening_detective_server/proto"
 
 	"google.golang.org/grpc/codes"
@@ -22,14 +22,14 @@ func (s *server) GetGameMap(ctx context.Context, req *proto.GetGameMapReq) (*pro
 	if err != nil {
 		return nil, status.Error(codes.NotFound, "игра не найдена")
 	}
-	if err := s.mapRepo.Ensure(ctx, int(req.GameID), "organizer_desk", 1); err != nil {
+	if err := s.mapService.Ensure(ctx, int(req.GameID), "organizer_desk", 1); err != nil {
 		return nil, status.Error(codes.Internal, "не удалось сохранить карту")
 	}
 	for _, team := range game.Teams {
 		if team.ParticipationStatus == "cancelled" {
 			continue
 		}
-		if err := s.mapRepo.Ensure(ctx, int(req.GameID), "team", team.ID); err != nil {
+		if err := s.mapService.Ensure(ctx, int(req.GameID), "team", team.ID); err != nil {
 			return nil, status.Error(codes.Internal, "не удалось сохранить карту")
 		}
 	}
@@ -38,11 +38,11 @@ func (s *server) GetGameMap(ctx context.Context, req *proto.GetGameMapReq) (*pro
 		return nil, status.Error(codes.Internal, "не удалось получить экраны")
 	}
 	for _, screen := range screens {
-		if err := s.mapRepo.Ensure(ctx, int(req.GameID), "screen", screen.ID); err != nil {
+		if err := s.mapService.Ensure(ctx, int(req.GameID), "screen", screen.ID); err != nil {
 			return nil, status.Error(codes.Internal, "не удалось сохранить карту")
 		}
 	}
-	items, err := s.mapRepo.List(ctx, int(req.GameID))
+	items, err := s.mapService.List(ctx, int(req.GameID))
 	if err != nil {
 		return nil, status.Error(codes.Internal, "не удалось получить карту")
 	}
@@ -61,7 +61,7 @@ func (s *server) GetGameMap(ctx context.Context, req *proto.GetGameMapReq) (*pro
 	for _, item := range items {
 		_, teamExists := teamNames[item.ItemID]
 		if (item.Kind == "team" && !teamExists) || (item.Kind == "screen" && screenStates[item.ItemID] == nil) {
-			if err := s.mapRepo.Delete(ctx, item); err != nil {
+			if err := s.mapService.Delete(ctx, item); err != nil {
 				return nil, status.Error(codes.Internal, "не удалось обновить карту")
 			}
 			continue
@@ -90,8 +90,15 @@ func (s *server) UpdateGameMapItem(ctx context.Context, req *proto.UpdateGameMap
 	if req == nil || req.GameID <= 0 || req.ItemID <= 0 || (req.Kind != "team" && req.Kind != "screen" && req.Kind != "organizer_desk") {
 		return nil, status.Error(codes.InvalidArgument, "некорректный объект карты")
 	}
-	if err := s.mapRepo.Update(ctx, game_map_repo.Item{GameID: int(req.GameID), Kind: req.Kind, ItemID: int(req.ItemID), X: int(req.X), Y: int(req.Y), Hidden: req.Hidden}); err != nil {
-		if errors.Is(err, game_map_repo.ErrItemNotFound) {
+	if err := s.mapService.Update(ctx, &map_service.MapItem{
+		GameID: int(req.GameID),
+		Kind:   req.Kind,
+		ItemID: int(req.ItemID),
+		X:      int(req.X),
+		Y:      int(req.Y),
+		Hidden: req.Hidden,
+	}); err != nil {
+		if errors.Is(err, map_service.ErrItemNotFound) {
 			return nil, status.Error(codes.NotFound, "объект карты не найден")
 		}
 		return nil, status.Error(codes.Internal, "не удалось изменить карту")
diff --git a/internal/app/server.go b/internal/app/server.go
index bc411e0..5de3a78 100644
--- a/internal/app/server.go
+++ b/internal/app/server.go
@@ -1,12 +1,12 @@
 package app
 
 import (
-	"evening_detective_server/internal/repos/game_map_repo"
 	"evening_detective_server/internal/services/answer_service"
 	"evening_detective_server/internal/services/file_service"
 	"evening_detective_server/internal/services/game_review_service"
 	"evening_detective_server/internal/services/game_service"
 	"evening_detective_server/internal/services/gameplay_service"
+	"evening_detective_server/internal/services/map_service"
 	"evening_detective_server/internal/services/participation_service"
 	"evening_detective_server/internal/services/scenarios_service"
 	"evening_detective_server/internal/services/screen_service"
@@ -32,7 +32,7 @@ type server struct {
 	ticketService        *ticket_service.Service
 	participationService *participation_service.ParticipationService
 	screenService        *screen_service.ScreenService
-	mapRepo              *game_map_repo.Repo
+	mapService           *map_service.MapService
 }
 
 func NewServer(
@@ -48,7 +48,7 @@ func NewServer(
 	ticketService *ticket_service.Service,
 	participationService *participation_service.ParticipationService,
 	screenService *screen_service.ScreenService,
-	mapRepo *game_map_repo.Repo,
+	mapService *map_service.MapService,
 ) proto.EveningDetectiveServerServer {
 	return &server{
 		usersService:         usersService,
@@ -63,6 +63,6 @@ func NewServer(
 		ticketService:        ticketService,
 		participationService: participationService,
 		screenService:        screenService,
-		mapRepo:              mapRepo,
+		mapService:           mapService,
 	}
 }
diff --git a/internal/repos/game_map_repo/repo.go b/internal/repos/game_map_repo/repo.go
index a1177aa..1d95c37 100644
--- a/internal/repos/game_map_repo/repo.go
+++ b/internal/repos/game_map_repo/repo.go
@@ -25,8 +25,8 @@ type Repo struct {
 	pool *pgxpool.Pool
 }
 
-// New создаёт repository объектов карты.
-func New(pool *pgxpool.Pool) *Repo {
+// NewGameMapRepo создаёт repository объектов карты.
+func NewGameMapRepo(pool *pgxpool.Pool) *Repo {
 	return &Repo{pool: pool}
 }
 
diff --git a/internal/services/map_service/mapper.go b/internal/services/map_service/mapper.go
new file mode 100644
index 0000000..15f55be
--- /dev/null
+++ b/internal/services/map_service/mapper.go
@@ -0,0 +1,34 @@
+package map_service
+
+import "evening_detective_server/internal/repos/game_map_repo"
+
+type MapItem struct {
+	GameID int
+	Kind   string
+	ItemID int
+	X      int
+	Y      int
+	Hidden bool
+}
+
+func mapItem(item game_map_repo.Item) *MapItem {
+	return &MapItem{
+		GameID: item.GameID,
+		Kind:   item.Kind,
+		ItemID: item.ItemID,
+		X:      item.X,
+		Y:      item.Y,
+		Hidden: item.Hidden,
+	}
+}
+
+func toRepoItem(item *MapItem) game_map_repo.Item {
+	return game_map_repo.Item{
+		GameID: item.GameID,
+		Kind:   item.Kind,
+		ItemID: item.ItemID,
+		X:      item.X,
+		Y:      item.Y,
+		Hidden: item.Hidden,
+	}
+}
diff --git a/internal/services/map_service/service.go b/internal/services/map_service/service.go
new file mode 100644
index 0000000..b93ceb3
--- /dev/null
+++ b/internal/services/map_service/service.go
@@ -0,0 +1,48 @@
+package map_service
+
+import (
+	"context"
+	"errors"
+
+	"evening_detective_server/internal/repos/game_map_repo"
+)
+
+var ErrItemNotFound = errors.New("объект карты не найден")
+
+type MapService struct {
+	repo *game_map_repo.Repo
+}
+
+func NewMapService(repo *game_map_repo.Repo) *MapService {
+	return &MapService{repo: repo}
+}
+
+func (s *MapService) Ensure(ctx context.Context, gameID int, kind string, itemID int) error {
+	return s.repo.Ensure(ctx, gameID, kind, itemID)
+}
+
+func (s *MapService) List(ctx context.Context, gameID int) ([]*MapItem, error) {
+	items, err := s.repo.List(ctx, gameID)
+	if err != nil {
+		return nil, err
+	}
+	result := make([]*MapItem, 0, len(items))
+	for _, item := range items {
+		result = append(result, mapItem(item))
+	}
+	return result, nil
+}
+
+func (s *MapService) Update(ctx context.Context, item *MapItem) error {
+	if err := s.repo.Update(ctx, toRepoItem(item)); err != nil {
+		if errors.Is(err, game_map_repo.ErrItemNotFound) {
+			return ErrItemNotFound
+		}
+		return err
+	}
+	return nil
+}
+
+func (s *MapService) Delete(ctx context.Context, item *MapItem) error {
+	return s.repo.Delete(ctx, toRepoItem(item))
+}