diff --git a/internal/company/form.go b/internal/company/form.go
index 6b367c0..181b1dd 100644
--- a/internal/company/form.go
+++ b/internal/company/form.go
@@ -76,7 +76,7 @@ type SearchForm struct {
 	FoundedYearMax   *int     `query:"founded_year_max" valid:"optional,range(1800|2100)"`
 	Limit            *int     `query:"limit" valid:"optional,range(1|100)"`
 	Offset           *int     `query:"offset" valid:"optional,range(0|1000000)"`
-	SortBy           *string  `query:"sort_by" valid:"optional,in(name|type|industry|created_at|updated_at|status|employee_count|annual_revenue)"`
+	SortBy           *string  `query:"sort_by" valid:"optional,in(name|type|industry|created_at|updated_at|status|employee_count|annual_revenue|email|phone|country|state|language|currency)"`
 	SortOrder        *string  `query:"sort_order" valid:"optional,in(asc|desc)"`
 }
 
diff --git a/internal/company/handler.go b/internal/company/handler.go
index 62b7fb7..c7ad89e 100644
--- a/internal/company/handler.go
+++ b/internal/company/handler.go
@@ -212,6 +212,8 @@ func (h *Handler) Delete(c echo.Context) error {
 // @Param is_compliant query boolean false "Compliance status"
 // @Param limit query integer false "Limit" default(20)
 // @Param offset query integer false "Offset" default(0)
+// @Param sort_by query string false "Field to sort by" Enums(name, type, industry, created_at, updated_at, status, employee_count, annual_revenue, email, phone, country, state, language, currency) default(created_at)
+// @Param sort_order query string false "Sort order" Enums(asc, desc) default(desc)
 // @Success 200 {object} response.APIResponse{data=CompanyListResponse} "Companies search completed"
 // @Failure 400 {object} response.APIResponse "Bad request - Invalid query parameters"
 // @Failure 422 {object} response.APIResponse "Validation error - Invalid query parameters"
diff --git a/internal/company/repository.go b/internal/company/repository.go
index a7c04c2..85ec6dc 100644
--- a/internal/company/repository.go
+++ b/internal/company/repository.go
@@ -56,6 +56,17 @@ func NewRepository(mongoManager *orm.ConnectionManager, logger logger.Logger) Re
 	}
 }
 
+func mapCompanySortField(sortBy string) string {
+	switch sortBy {
+	case "country":
+		return "address.country"
+	case "state":
+		return "address.state"
+	default:
+		return sortBy
+	}
+}
+
 // Create creates a new company
 func (r *companyRepository) Create(ctx context.Context, company *Company) error {
 	// Set created/updated timestamps using Unix timestamps
@@ -285,7 +296,7 @@ func (r *companyRepository) Search(ctx context.Context, form *SearchForm, pagina
 		pagination.Limit,
 		pagination.Offset,
 		pagination.Cursor,
-		pagination.SortBy,
+		mapCompanySortField(pagination.SortBy),
 		pagination.SortOrder,
 		filter,
 		orm.ListPaginationOptions{},
diff --git a/internal/company_category/form.go b/internal/company_category/form.go
index 5cdacf2..0b371e0 100644
--- a/internal/company_category/form.go
+++ b/internal/company_category/form.go
@@ -15,7 +15,7 @@ type SearchForm struct {
 	Published *bool   `query:"published" valid:"optional"`
 	Limit     *int    `query:"limit" valid:"optional,range(1|100)"`
 	Offset    *int    `query:"offset" valid:"optional,range(0|1000000)"`
-	SortBy    *string `query:"sort_by" valid:"optional,in(name|created_at|updated_at|published_at)"`
+	SortBy    *string `query:"sort_by" valid:"optional,in(name|description|published|created_at|updated_at|published_at)"`
 	SortOrder *string `query:"sort_order" valid:"optional,in(asc|desc)"`
 }
 
diff --git a/internal/company_category/handler.go b/internal/company_category/handler.go
index 1e7a578..89ad585 100644
--- a/internal/company_category/handler.go
+++ b/internal/company_category/handler.go
@@ -155,7 +155,7 @@ func (h *Handler) Delete(c echo.Context) error {
 // @Param published query boolean false "Published status filter"
 // @Param limit query integer false "Limit" default(20)
 // @Param offset query integer false "Offset" default(0)
-// @Param sort_by query string false "Sort by field" Enums(name,created_at,updated_at,published_at)
+// @Param sort_by query string false "Sort by field" Enums(name,description,published,created_at,updated_at,published_at)
 // @Param sort_order query string false "Sort order" Enums(asc,desc)
 // @Success 200 {object} response.APIResponse{data=CategoryListResponse} "Categories search completed"
 // @Failure 400 {object} response.APIResponse "Bad request - Invalid query parameters"
diff --git a/pkg/mongo/cursor.go b/pkg/mongo/cursor.go
index 6cb0c38..37366a6 100644
--- a/pkg/mongo/cursor.go
+++ b/pkg/mongo/cursor.go
@@ -5,6 +5,7 @@ import (
 	"encoding/json"
 	"fmt"
 	"strconv"
+	"strings"
 
 	"go.mongodb.org/mongo-driver/v2/bson"
 )
@@ -189,6 +190,10 @@ func documentSortValue(docMap bson.M, sortField string) (interface{}, error) {
 		return id, nil
 	}
 
+	if strings.Contains(sortField, ".") {
+		return nestedDocumentValue(docMap, sortField)
+	}
+
 	sortValue, exists := docMap[sortField]
 	if !exists {
 		return nil, fmt.Errorf("sort field %s not found in document", sortField)
@@ -196,6 +201,30 @@ func documentSortValue(docMap bson.M, sortField string) (interface{}, error) {
 	return sortValue, nil
 }
 
+func nestedDocumentValue(docMap bson.M, path string) (interface{}, error) {
+	parts := strings.Split(path, ".")
+	var current interface{} = docMap
+
+	for _, part := range parts {
+		nested, ok := current.(bson.M)
+		if !ok {
+			if nestedMap, ok := current.(map[string]interface{}); ok {
+				nested = bson.M(nestedMap)
+			} else {
+				return nil, fmt.Errorf("sort field %s not found in document", path)
+			}
+		}
+
+		value, exists := nested[part]
+		if !exists {
+			return nil, fmt.Errorf("sort field %s not found in document", path)
+		}
+		current = value
+	}
+
+	return current, nil
+}
+
 func documentIDHex(docMap bson.M) (string, error) {
 	id, exists := docMap["_id"]
 	if !exists {