diff --git a/src/Core/Models/Api/Request/Organizations/OrganizationUpdateRequestModel.cs b/src/Core/Models/Api/Request/Organizations/OrganizationUpdateRequestModel.cs
index b70ade07a..4f92e8d66 100644
--- a/src/Core/Models/Api/Request/Organizations/OrganizationUpdateRequestModel.cs
+++ b/src/Core/Models/Api/Request/Organizations/OrganizationUpdateRequestModel.cs
@@ -10,6 +10,8 @@ namespace Bit.Core.Models.Api
         public string Name { get; set; }
         [StringLength(50)]
         public string BusinessName { get; set; }
+        [StringLength(50)]
+        public string Identifier { get; set; }
         [EmailAddress]
         [Required]
         [StringLength(50)]
@@ -20,6 +22,7 @@ namespace Bit.Core.Models.Api
             existingOrganization.Name = Name;
             existingOrganization.BusinessName = BusinessName;
             existingOrganization.BillingEmail = BillingEmail?.ToLowerInvariant()?.Trim();
+            existingOrganization.Identifier = Identifier;
             return existingOrganization;
         }
     }
diff --git a/src/Core/Models/Api/Response/OrganizationResponseModel.cs b/src/Core/Models/Api/Response/OrganizationResponseModel.cs
index 703fa3942..1c65ece17 100644
--- a/src/Core/Models/Api/Response/OrganizationResponseModel.cs
+++ b/src/Core/Models/Api/Response/OrganizationResponseModel.cs
@@ -18,6 +18,7 @@ namespace Bit.Core.Models.Api
             }
 
             Id = organization.Id.ToString();
+            Identifier = organization.Identifier;
             Name = organization.Name;
             BusinessName = organization.BusinessName;
             BusinessAddress1 = organization.BusinessAddress1;
@@ -44,6 +45,7 @@ namespace Bit.Core.Models.Api
         }
 
         public string Id { get; set; }
+        public string Identifier { get; set; }
         public string Name { get; set; }
         public string BusinessName { get; set; }
         public string BusinessAddress1 { get; set; }
diff --git a/src/Core/Repositories/EntityFramework/OrganizationRepository.cs b/src/Core/Repositories/EntityFramework/OrganizationRepository.cs
index 9db92f827..5670ef843 100644
--- a/src/Core/Repositories/EntityFramework/OrganizationRepository.cs
+++ b/src/Core/Repositories/EntityFramework/OrganizationRepository.cs
@@ -8,6 +8,7 @@ using System.Collections.Generic;
 using AutoMapper;
 using Microsoft.EntityFrameworkCore;
 using Microsoft.Extensions.DependencyInjection;
+using Bit.Core.Models.Table;
 
 namespace Bit.Core.Repositories.EntityFramework
 {
@@ -17,6 +18,17 @@ namespace Bit.Core.Repositories.EntityFramework
             : base(serviceScopeFactory, mapper, (DatabaseContext context) => context.Organizations)
         { }
 
+        public async Task<Organization> GetByIdentifierAsync(string identifier)
+        {
+            using (var scope = ServiceScopeFactory.CreateScope())
+            {
+                var dbContext = GetDatabaseContext(scope);
+                var organization = await GetDbSet(dbContext).Where(e => e.Identifier == identifier)
+                    .FirstOrDefaultAsync();
+                return organization;
+            }
+        }
+
         public async Task<ICollection<TableModel.Organization>> GetManyByEnabledAsync()
         {
             using (var scope = ServiceScopeFactory.CreateScope())
diff --git a/src/Core/Repositories/IOrganizationRepository.cs b/src/Core/Repositories/IOrganizationRepository.cs
index 496283f6b..bebfc51a7 100644
--- a/src/Core/Repositories/IOrganizationRepository.cs
+++ b/src/Core/Repositories/IOrganizationRepository.cs
@@ -8,6 +8,7 @@ namespace Bit.Core.Repositories
 {
     public interface IOrganizationRepository : IRepository<Organization, Guid>
     {
+        Task<Organization> GetByIdentifierAsync(string identifier);
         Task<ICollection<Organization>> GetManyByEnabledAsync();
         Task<ICollection<Organization>> GetManyByUserIdAsync(Guid userId);
         Task<ICollection<Organization>> SearchAsync(string name, string userEmail, bool? paid, int skip, int take);
diff --git a/src/Core/Repositories/SqlServer/OrganizationRepository.cs b/src/Core/Repositories/SqlServer/OrganizationRepository.cs
index 528575d61..c1433ab96 100644
--- a/src/Core/Repositories/SqlServer/OrganizationRepository.cs
+++ b/src/Core/Repositories/SqlServer/OrganizationRepository.cs
@@ -20,6 +20,18 @@ namespace Bit.Core.Repositories.SqlServer
             : base(connectionString, readOnlyConnectionString)
         { }
 
+        public async Task<Organization> GetByIdentifierAsync(string identifier)
+        {
+            using (var connection = new SqlConnection(ConnectionString))
+            {
+                var results = await connection.QueryAsync<Organization>(
+                    "[dbo].[Organization_ReadByIdentifier]",
+                    commandType: CommandType.StoredProcedure);
+
+                return results.SingleOrDefault();
+            }
+        }
+
         public async Task<ICollection<Organization>> GetManyByEnabledAsync()
         {
             using (var connection = new SqlConnection(ConnectionString))
diff --git a/src/Core/Services/Implementations/OrganizationService.cs b/src/Core/Services/Implementations/OrganizationService.cs
index f43570068..794690159 100644
--- a/src/Core/Services/Implementations/OrganizationService.cs
+++ b/src/Core/Services/Implementations/OrganizationService.cs
@@ -885,6 +885,15 @@ namespace Bit.Core.Services
                 throw new ApplicationException("Cannot create org this way. Call SignUpAsync.");
             }
 
+            if (!string.IsNullOrWhiteSpace(organization.Identifier))
+            {
+                var orgById = await _organizationRepository.GetByIdentifierAsync(organization.Identifier);
+                if (orgById != null && orgById.Id != organization.Id)
+                {
+                    throw new BadRequestException("Identifier already in use by another organization.");
+                }
+            }
+
             await ReplaceAndUpdateCache(organization, EventType.Organization_Updated);
 
             if (updateBilling && !string.IsNullOrWhiteSpace(organization.GatewayCustomerId))
diff --git a/src/Sql/dbo/Stored Procedures/Organization_ReadByIdentifier.sql b/src/Sql/dbo/Stored Procedures/Organization_ReadByIdentifier.sql
new file mode 100644
index 000000000..305396483
--- /dev/null
+++ b/src/Sql/dbo/Stored Procedures/Organization_ReadByIdentifier.sql	
@@ -0,0 +1,13 @@
+CREATE PROCEDURE [dbo].[Organization_ReadByIdentifier]
+    @Identifier UNIQUEIDENTIFIER
+AS
+BEGIN
+    SET NOCOUNT ON
+
+    SELECT
+        *
+    FROM
+        [dbo].[OrganizationView]
+    WHERE
+        [Identifier] = @Identifier
+END
\ No newline at end of file
diff --git a/util/Migrator/DbScripts/2020-08-12_00_OrgIdentifierProc.sql b/util/Migrator/DbScripts/2020-08-12_00_OrgIdentifierProc.sql
new file mode 100644
index 000000000..646a89aeb
--- /dev/null
+++ b/util/Migrator/DbScripts/2020-08-12_00_OrgIdentifierProc.sql
@@ -0,0 +1,20 @@
+IF OBJECT_ID('[dbo].[Organization_ReadByIdentifier]') IS NOT NULL
+BEGIN
+    DROP PROCEDURE [dbo].[Organization_ReadByIdentifier]
+END
+GO
+
+CREATE PROCEDURE [dbo].[Organization_ReadByIdentifier]
+    @Identifier UNIQUEIDENTIFIER
+AS
+BEGIN
+    SET NOCOUNT ON
+
+    SELECT
+        *
+    FROM
+        [dbo].[OrganizationView]
+    WHERE
+        [Identifier] = @Identifier
+END
+GO