public async Task <ActionResult> GetUsersByCompanyId(int companyId) { IEnumerable <SYS_CompanyUser> result = null; using (var client = new UserAccountClient()) { var serviceResult = await client.GetCompanyUsersByCompanyIdAsync(companyId); serviceResult.ThrowIfException(true); result = serviceResult.Result; } return(Json(result, JsonRequestBehavior.AllowGet)); }