diff --git a/AsbCloudApp/Requests/WellRequest.cs b/AsbCloudApp/Requests/WellRequest.cs
new file mode 100644
index 00000000..feb7259a
--- /dev/null
+++ b/AsbCloudApp/Requests/WellRequest.cs
@@ -0,0 +1,20 @@
+namespace AsbCloudApp.Requests
+{
+#nullable enable
+    /// <summary>
+    /// Запрос на получение скважин
+    /// </summary>
+    public class WellRequest
+    {
+        /// <summary>
+        /// id компании
+        /// </summary>
+        public int? IdCompany { get; set; }
+
+        /// <summary>
+        /// id состояния
+        /// </summary>
+        public int? IdState { get; set; }
+    }
+#nullable disable
+}
diff --git a/AsbCloudApp/Services/IWellService.cs b/AsbCloudApp/Services/IWellService.cs
index 7eef310e..6bd3da44 100644
--- a/AsbCloudApp/Services/IWellService.cs
+++ b/AsbCloudApp/Services/IWellService.cs
@@ -1,11 +1,14 @@
 using AsbCloudApp.Data;
+using AsbCloudApp.Requests;
 using System;
 using System.Collections.Generic;
+using System.Net;
 using System.Threading;
 using System.Threading.Tasks;
 
 namespace AsbCloudApp.Services
 {
+#nullable enable
     /// <summary>
     /// сервис скважин
     /// </summary>
@@ -19,10 +22,10 @@ namespace AsbCloudApp.Services
         /// <summary>
         /// Список скважин доступных компании
         /// </summary>
-        /// <param name="idCompany"></param>
+        /// <param name="request"></param>
         /// <param name="token"></param>
         /// <returns></returns>
-        Task<IEnumerable<WellDto>> GetWellsByCompanyAsync(int idCompany, CancellationToken token);
+        Task<IEnumerable<WellDto>> GetAsync(WellRequest request, CancellationToken token);
 
         /// <summary>
         /// проверяет доступ к скважине для компании
@@ -33,14 +36,6 @@ namespace AsbCloudApp.Services
         /// <returns></returns>
         Task<bool> IsCompanyInvolvedInWellAsync(int idCompany, int idWell, CancellationToken token);
 
-        /// <summary>
-        /// проверяет доступ к скважине для компании
-        /// </summary>
-        /// <param name="idCompany"></param>
-        /// <param name="idWell"></param>
-        /// <returns></returns>
-        bool IsCompanyInvolvedInWell(int idCompany, int idWell);
-
         /// <summary>
         /// получить название скважины по id
         /// </summary>
@@ -101,5 +96,15 @@ namespace AsbCloudApp.Services
         /// <param name="token"></param>
         /// <returns></returns>
         Task EnshureTimezonesIsSetAsync(CancellationToken token);
+
+        /// <summary>
+        /// ВРЕМЕННЫЙ метод
+        /// </summary>
+        /// <param name="idCompany"></param>
+        /// <param name="token"></param>
+        /// <returns></returns>
+#warning GetWellTreeAsync(..) is dummy. Remove it before pullrequest.
+        Task<IEnumerable<DepositBranchDto>> GetWellTreeAsync(int idCompany, CancellationToken token);
     }
+#nullable disable
 }
diff --git a/AsbCloudInfrastructure/Repository/TelemetryWirelineRunOutRepository.cs b/AsbCloudInfrastructure/Repository/TelemetryWirelineRunOutRepository.cs
index cc815d91..9662d342 100644
--- a/AsbCloudInfrastructure/Repository/TelemetryWirelineRunOutRepository.cs
+++ b/AsbCloudInfrastructure/Repository/TelemetryWirelineRunOutRepository.cs
@@ -75,7 +75,7 @@ namespace AsbCloudInfrastructure.Repository
         /// <inheritdoc/>
         public async Task<IEnumerable<TelemetryWirelineRunOutDto>> GetAllAsync(int idCompany, CancellationToken token)
         {
-            var wells = await wellService.GetWellsByCompanyAsync(idCompany, token)
+            var wells = await wellService.GetAsync(new() { IdCompany = idCompany }, token)
                 .ConfigureAwait(false);
 
             var result = new List<TelemetryWirelineRunOutDto>(wells.Count());
diff --git a/AsbCloudInfrastructure/Services/Subsystems/SubsystemOperationTimeService.cs b/AsbCloudInfrastructure/Services/Subsystems/SubsystemOperationTimeService.cs
index a5ed9e49..280b0d92 100644
--- a/AsbCloudInfrastructure/Services/Subsystems/SubsystemOperationTimeService.cs
+++ b/AsbCloudInfrastructure/Services/Subsystems/SubsystemOperationTimeService.cs
@@ -190,7 +190,7 @@ namespace AsbCloudInfrastructure.Services.Subsystems
                 
         private async Task<IEnumerable<WellDto>> GetActiveWellsByCompany(int idCompany, CancellationToken token)
         {   
-            var listWell = await wellService.GetWellsByCompanyAsync(idCompany, token);
+            var listWell = await wellService.GetAsync(new() { IdCompany = idCompany }, token);
             var active = listWell.Where(w => w.IdState == 1);            
             return active;
         }
diff --git a/AsbCloudInfrastructure/Services/WellOperationService/OperationsStatService.cs b/AsbCloudInfrastructure/Services/WellOperationService/OperationsStatService.cs
index b9daba10..343b225b 100644
--- a/AsbCloudInfrastructure/Services/WellOperationService/OperationsStatService.cs
+++ b/AsbCloudInfrastructure/Services/WellOperationService/OperationsStatService.cs
@@ -27,7 +27,7 @@ namespace AsbCloudInfrastructure.Services.WellOperationService
 
         public async Task<StatClusterDto> GetStatClusterAsync(int idCluster, int idCompany, CancellationToken token = default)
         {
-            var allWellsByCompany = await wellService.GetWellsByCompanyAsync(idCompany, token).ConfigureAwait(false);
+            var allWellsByCompany = await wellService.GetAsync(new() { IdCompany = idCompany }, token).ConfigureAwait(false);
 
             var idWellsByCompany = allWellsByCompany.Select(w => w.Id).Distinct();
 
diff --git a/AsbCloudInfrastructure/Services/WellService.cs b/AsbCloudInfrastructure/Services/WellService.cs
index 967c44ca..a29d1573 100644
--- a/AsbCloudInfrastructure/Services/WellService.cs
+++ b/AsbCloudInfrastructure/Services/WellService.cs
@@ -1,6 +1,7 @@
 using AsbCloudApp.Data;
 using AsbCloudApp.Exceptions;
 using AsbCloudApp.Repositories;
+using AsbCloudApp.Requests;
 using AsbCloudApp.Services;
 using AsbCloudDb.Model;
 using AsbCloudInfrastructure.EfCache;
@@ -16,6 +17,7 @@ using System.Threading.Tasks;
 
 namespace AsbCloudInfrastructure.Services
 {
+#nullable enable
     public class WellService : CrudCacheRepositoryBase<WellDto, Well>, IWellService
     {
         private const string relationCompaniesWellsCacheTag = "RelationCompaniesWells";
@@ -47,12 +49,6 @@ namespace AsbCloudInfrastructure.Services
             companyTypesService = new CrudCacheRepositoryBase<CompanyTypeDto, CompanyType>(dbContext, memoryCache);
         }
 
-        private IEnumerable<RelationCompanyWell> GetCacheRelationCompanyWell()
-            => dbContext.RelationCompaniesWells
-            .Include(r => r.Company)
-            .Include(r => r.Well)
-            .FromCache(relationCompaniesWellsCacheTag, relationCompaniesWellsCacheObsolence);
-
         private Task<IEnumerable<RelationCompanyWell>> GetCacheRelationCompanyWellAsync(CancellationToken token)
             => dbContext.RelationCompaniesWells
             .Include(r => r.Company)
@@ -73,21 +69,67 @@ namespace AsbCloudInfrastructure.Services
             return lastTelemetryDate;
         }
 
-        public async Task<IEnumerable<WellDto>> GetWellsByCompanyAsync(int idCompany, CancellationToken token)
+#warning GetWellTreeAsync(..) is dummy. Remove it before pullrequest.
+        public async Task<IEnumerable<DepositBranchDto>> GetWellTreeAsync(int idCompany, CancellationToken token)
         {
-            var relationsCache = await GetCacheRelationCompanyWellAsync(token);
+            var wells = await GetEntitiesAsync(new() { IdCompany = idCompany }, token);
 
-            var wellsIds = relationsCache
-                .Where(r => r.IdCompany == idCompany)
-                .Select(r => r.IdWell);
+            var groupedWells = wells
+                .GroupBy(w => w.Cluster)
+                .GroupBy(g => g.Key.Deposit);
 
-            var wellsDtos = (await GetCacheAsync(token))
-                .Where(w => wellsIds.Contains(w.Id))
-                .Select(Convert);
+            var depositTree = groupedWells.Select(
+                gDeposit => new DepositBranchDto
+                {
+                    Id = gDeposit.Key.Id,
+                    Caption = gDeposit.Key.Caption,
+                    Latitude = gDeposit.Key.Latitude,
+                    Longitude = gDeposit.Key.Longitude,
+                    Clusters = gDeposit.Select(gCluster => new ClusterBranchDto
+                    {
+                        Id = gCluster.Key.Id,
+                        Caption = gCluster.Key.Caption,
+                        Latitude = gCluster.Key.Latitude ?? gDeposit.Key.Latitude,
+                        Longitude = gCluster.Key.Longitude ?? gDeposit.Key.Longitude,
+                        Wells = gCluster.Select(well =>
+                        {
+                            var dto = well.Adapt<WellMapInfoDto>();
+                            if (dto.Latitude is null)
+                                dto.Latitude = gCluster.Key.Latitude ?? gDeposit.Key.Latitude;
 
+                            if (dto.Longitude is null)
+                                dto.Longitude = gCluster.Key.Longitude ?? gDeposit.Key.Longitude;
+
+                            if (well.IdTelemetry is not null)
+                                dto.LastTelemetryDate = telemetryService.GetLastTelemetryDate(well.IdTelemetry.Value);
+                            return dto;
+                        }),
+                    }),
+                });
+            return depositTree;
+        }
+
+        public async Task<IEnumerable<WellDto>> GetAsync(WellRequest request, CancellationToken token)
+        {
+            var wells = await GetEntitiesAsync(request, token);
+            var wellsDtos = wells.Select(Convert);
             return wellsDtos;
         }
 
+        private async Task<IEnumerable<Well>> GetEntitiesAsync(WellRequest request, CancellationToken token)
+        {
+            var wells = await GetCacheAsync(token);
+
+            if (request.IdCompany.HasValue)
+                wells = wells.Where(well => well.RelationCompaniesWells.Any(r => r.IdCompany == request.IdCompany.Value));
+
+
+            if (request.IdState.HasValue)
+                wells = wells.Where(well => well.IdState == request.IdState.Value);
+
+            return wells;
+        }
+
         public override async Task<int> InsertAsync(WellDto dto, CancellationToken token = default)
         {
             if (dto.IdWellType is < 1 or > 2)
@@ -146,10 +188,6 @@ namespace AsbCloudInfrastructure.Services
             return result;
         }
 
-        public bool IsCompanyInvolvedInWell(int idCompany, int idWell)
-            => GetCacheRelationCompanyWell()
-                .Any(r => r.IdWell == idWell && r.IdCompany == idCompany);
-
         public async Task<bool> IsCompanyInvolvedInWellAsync(int idCompany, int idWell, CancellationToken token)
             => (await GetCacheRelationCompanyWellAsync(token))
                 .Any(r => r.IdWell == idWell && r.IdCompany == idCompany);
@@ -183,7 +221,7 @@ namespace AsbCloudInfrastructure.Services
             var well = await GetOrDefaultAsync(idWell, token);
 
             if (well is null)
-                return null;
+                return Enumerable.Empty<int>();
 
             var cache = await GetCacheAsync(token);
 
@@ -209,9 +247,6 @@ namespace AsbCloudInfrastructure.Services
 
         protected override WellDto Convert(Well entity)
         {
-            if (entity is null)
-                return null;
-
             var dto = base.Convert(entity);
 
             if (entity.Timezone is null)
@@ -233,7 +268,8 @@ namespace AsbCloudInfrastructure.Services
         {
             var dto = entity.Adapt<CompanyDto>();
             dto.CompanyTypeCaption = entity.CompanyType?.Caption
-                ?? companyTypesService.GetOrDefault(entity.IdCompanyType).Caption;
+                ?? companyTypesService.GetOrDefault(entity.IdCompanyType)?.Caption
+                ?? string.Empty;
             return dto;
         }
 
@@ -278,20 +314,24 @@ namespace AsbCloudInfrastructure.Services
             }
 
             var well = GetQuery().FirstOrDefault(w => w.Id == wellDto.Id);
-            var point = GetCoordinates(well);
-            if (point is not null)
-            {
-                if (point.Timezone is not null)
-                {
-                    return point.Timezone.Adapt<SimpleTimezoneDto>();
-                }
 
-                if (point.Latitude is not null & point.Longitude is not null)
+            if (well is not null)
+            {
+                var point = GetCoordinates(well);
+                if (point is not null)
                 {
-                    var timezone = timezoneService.GetByCoordinates((double)point.Latitude, (double)point.Longitude);
-                    if (timezone is not null)
+                    if (point.Timezone is not null)
                     {
-                        return timezone;
+                        return point.Timezone.Adapt<SimpleTimezoneDto>();
+                    }
+
+                    if (point.Latitude is not null & point.Longitude is not null)
+                    {
+                        var timezone = timezoneService.GetByCoordinates(point.Latitude!.Value, point.Longitude!.Value);
+                        if (timezone is not null)
+                        {
+                            return timezone;
+                        }
                     }
                 }
             }
@@ -338,4 +378,5 @@ namespace AsbCloudInfrastructure.Services
             return telemetryService.GetDatesRange((int)well.IdTelemetry);
         }
     }
-}
+#nullable disable
+}
\ No newline at end of file
diff --git a/AsbCloudWebApi/Controllers/CrudWellRelatedController.cs b/AsbCloudWebApi/Controllers/CrudWellRelatedController.cs
index 3e7d1508..cf1110b8 100644
--- a/AsbCloudWebApi/Controllers/CrudWellRelatedController.cs
+++ b/AsbCloudWebApi/Controllers/CrudWellRelatedController.cs
@@ -44,7 +44,7 @@ namespace AsbCloudWebApi.Controllers
             if (idCompany is null)
                 return Forbid();
 
-            var wells = await wellService.GetWellsByCompanyAsync((int)idCompany, token);
+            var wells = await wellService.GetAsync(new() { IdCompany = idCompany }, token);
             if (!wells.Any())
                 return NoContent();
 
diff --git a/AsbCloudWebApi/Controllers/OperationStatController.cs b/AsbCloudWebApi/Controllers/OperationStatController.cs
index e9409e1d..72856a33 100644
--- a/AsbCloudWebApi/Controllers/OperationStatController.cs
+++ b/AsbCloudWebApi/Controllers/OperationStatController.cs
@@ -107,9 +107,15 @@ namespace AsbCloudWebApi.Controllers
         [Route("wellsStats")]
         [Permission]
         [ProducesResponseType(typeof(IEnumerable<StatWellDto>), (int)System.Net.HttpStatusCode.OK)]
-        public async Task<IActionResult> GetWellsStatAsync([FromQuery] IEnumerable<int> idWells, CancellationToken token = default)
+        public async Task<IActionResult> GetWellsStatAsync([FromQuery] IEnumerable<int> idWells, CancellationToken token)
         {
-            var protectedIdWells = idWells.Where(CanUserAccessToWell);
+            int? idCompany = User.GetCompanyId();
+            if (idCompany is null)
+                return Forbid();
+
+            var allowedWells = await wellService.GetAsync(new() { IdCompany = idCompany }, token);
+
+            var protectedIdWells = idWells.Where(id => allowedWells.Any(allowed => allowed.Id == id));
             var result = await operationsStatService.GetWellsStatAsync(protectedIdWells, token)
                 .ConfigureAwait(false);
             return Ok(result);
@@ -157,12 +163,6 @@ namespace AsbCloudWebApi.Controllers
             return Ok(result);
         }
 
-        private bool CanUserAccessToWell(int idWell)
-        {
-            int? idCompany = User.GetCompanyId();
-            return idCompany is not null && wellService.IsCompanyInvolvedInWell((int)idCompany, idWell);
-        }
-
         private async Task<bool> CanUserAccessToWellAsync(int idWell, CancellationToken token = default)
         {
             int? idCompany = User.GetCompanyId();
diff --git a/AsbCloudWebApi/Controllers/WellController.cs b/AsbCloudWebApi/Controllers/WellController.cs
index f7c57726..e92840ee 100644
--- a/AsbCloudWebApi/Controllers/WellController.cs
+++ b/AsbCloudWebApi/Controllers/WellController.cs
@@ -38,7 +38,27 @@ namespace AsbCloudWebApi.Controllers
             if (idCompany is null)
                 return NoContent();
 
-            var wells = await wellService.GetWellsByCompanyAsync((int)idCompany,
+            var wells = await wellService.GetAsync(new() { IdCompany = idCompany },
+                token).ConfigureAwait(false);
+
+            return Ok(wells);
+        }
+
+        /// <summary>
+        /// Возвращает список доступных скважин
+        /// </summary>
+        /// <param name="token"> Токен отмены задачи </param>
+        /// <returns>Список скважин</returns>
+        [HttpGet("wellTree")]
+        [ProducesResponseType(typeof(IEnumerable<DepositBranchDto>), (int)System.Net.HttpStatusCode.OK)]
+        public async Task<IActionResult> GetWellTreeAsync(CancellationToken token = default)
+        {
+            var idCompany = User.GetCompanyId();
+
+            if (idCompany is null)
+                return NoContent();
+
+            var wells = await wellService.GetWellTreeAsync((int)idCompany,
                 token).ConfigureAwait(false);
 
             return Ok(wells);