diff --git a/src/Api.php b/src/Api.php
index 43f95d7..a0beaef 100644
--- a/src/Api.php
+++ b/src/Api.php
@@ -41,6 +41,6 @@ public static function auth(string $company, string $api): void
      */
     public static function clientOptions(array $options): void
     {
-        static::$clientOptions = $options;
+        self::$clientOptions = $options;
     }
 }
diff --git a/src/Project.php b/src/Project.php
index 7005ab7..3e36f48 100644
--- a/src/Project.php
+++ b/src/Project.php
@@ -4,4 +4,17 @@
 
 namespace TeamWorkPm;
 
-final class Project extends Resource {}
+final class Project extends Resource
+{
+    /**
+     * All of the companies within the specified project are returned
+     *
+     * @return Company[]
+     */
+    public function companies()
+    {
+        return static::instanceGetRequest($this->id . '/companies', [
+            'instance_of' => Company::class,
+        ]);
+    }
+}
diff --git a/src/Resource.php b/src/Resource.php
index 0e7e9ce..bed27c2 100644
--- a/src/Resource.php
+++ b/src/Resource.php
@@ -40,9 +40,13 @@ public function __get($key)
                 $key = $key2;
             } else {
                 $key2 = Str::snake($key);
-                $key2 = static::camelLastUpper($key2);
                 if ($this->hasAttribute($key2)) {
                     $key = $key2;
+                } else {
+                    $key2 = static::camelLastUpper($key2);
+                    if ($this->hasAttribute($key2)) {
+                        $key = $key2;
+                    }
                 }
             }
         }
diff --git a/src/Support/Getting.php b/src/Support/Getting.php
index 0d5c6fd..59b343e 100644
--- a/src/Support/Getting.php
+++ b/src/Support/Getting.php
@@ -6,8 +6,8 @@
 
 use GuzzleHttp\Psr7\Utils;
 use Illuminate\Support\Arr;
-use Psr\Http\Message\ResponseInterface;
 use Psr\Http\Message\MessageInterface;
+use Psr\Http\Message\ResponseInterface;
 
 trait Getting
 {
diff --git a/tests/CompanyTest.php b/tests/CompanyTest.php
new file mode 100644
index 0000000..f21904c
--- /dev/null
+++ b/tests/CompanyTest.php
@@ -0,0 +1,31 @@
+<?php
+
+namespace TeamWorkPm\Tests;
+
+use TeamWorkPm\Company;
+
+class CompanyTest extends TestCase
+{
+    public function testResolvePath(): void
+    {
+        $this->assertEquals('companies', Company::resolvePath());
+    }
+
+    public function testAll(): void
+    {
+        $companies = Company::all();
+        $this->assertCount(1, $companies);
+    }
+
+    public function testGet(): void
+    {
+        $company = Company::get(1370007);
+        $this->assertEquals(1370007, $company->id);
+        $this->assertEquals("Php's Company", $company->name);
+        $this->assertEquals('1370007-php-s-company', $company->companyNameUrl);
+        $this->assertEquals('1370007-php-s-company', $company['company_name_url']);
+        $this->assertTrue($company->canSeePrivate);
+        $this->assertTrue($company['can_see_private']);
+        $this->assertEquals('2023-11-29T11:54:33Z', $company->createdOn);
+    }
+}
diff --git a/tests/Handlers/GetCompaniesByProjectHandler.php b/tests/Handlers/GetCompaniesByProjectHandler.php
new file mode 100644
index 0000000..9931dcf
--- /dev/null
+++ b/tests/Handlers/GetCompaniesByProjectHandler.php
@@ -0,0 +1,28 @@
+<?php
+
+namespace TeamWorkPm\Tests\Handlers;
+
+use Psr\Http\Message\RequestInterface;
+use Psr\Http\Message\ResponseInterface;
+use Illuminate\Api\Testing\Handlers\ResponseHandler;
+
+class GetCompaniesByProjectHandler
+{
+    public static function requestHandle(RequestInterface $request, array &$options)
+    {
+        return 200;
+    }
+
+    public static function responseHandle(ResponseInterface $response)
+    {
+        $handler = new ResponseHandler($response);
+
+        $companies = file_get_contents(__DIR__ . '/../schemas/get.companies.json');
+
+        $companies = json_decode($companies);
+
+        $handler->setBody($companies);
+
+        return $handler->getResponse();
+    }
+}
\ No newline at end of file
diff --git a/tests/ProjectTest.php b/tests/ProjectTest.php
index 4d977c7..60156e8 100644
--- a/tests/ProjectTest.php
+++ b/tests/ProjectTest.php
@@ -2,6 +2,7 @@
 
 namespace TeamWorkPm\Tests;
 
+use TeamWorkPm\Company;
 use TeamWorkPm\Project;
 
 class ProjectTest extends TestCase
@@ -23,5 +24,16 @@ public function testOne(): void
         $this->assertEquals(true, $project['is_billable']);
         $this->assertEquals('Hi', $project->announcementHtml);
         $this->assertEquals('Hi', $project['announcement_html']);
+
+        $companies = $project->companies();
+
+        $this->assertCount(1, $companies);
+
+        // TODO Need an Collection of Company
+        $company = $companies->first();
+
+        $this->assertInstanceOf(Company::class, $company);
+
+        $this->assertEquals(1370007, $company->id);
     }
 }
\ No newline at end of file
diff --git a/tests/TestCase.php b/tests/TestCase.php
index 146a6e8..3bf6fd5 100644
--- a/tests/TestCase.php
+++ b/tests/TestCase.php
@@ -28,7 +28,9 @@ protected function createHandler(string $mode): void
 
         if ($mode !== 'live') {
             if (!$handler) {
-                $handler = ApiHandler::create(__DIR__ . '/schemas');
+                $handler = ApiHandler::create(__DIR__ . '/schemas')
+                    ->request('GET /projects/967518/companies.json', Handlers\GetCompaniesByProjectHandler::class);
+                    ;
             }
             $stack = HandlerStack::create($handler);
             Api::clientOptions([
diff --git a/tests/schemas/get.companies.json b/tests/schemas/get.companies.json
new file mode 100644
index 0000000..35dc396
--- /dev/null
+++ b/tests/schemas/get.companies.json
@@ -0,0 +1,33 @@
+[
+    {
+        "zip": "",
+        "contacts": "0",
+        "last-changed-on": "",
+        "phone": "",
+        "state": "",
+        "created-on": "2023-11-29T11:54:33Z",
+        "industryId": "",
+        "email_one": "",
+        "company_name_url": "1370007-php-s-company",
+        "address_two": "",
+        "logo-URL": "",
+        "country": "",
+        "address_one": "",
+        "id": "1370007",
+        "can_see_private": true,
+        "cid": "",
+        "isowner": "1",
+        "industry": "",
+        "accounts": "1",
+        "email_two": "",
+        "name": "Php's Company",
+        "email_three": "",
+        "city": "",
+        "countrycode": "",
+        "fax": "",
+        "website": "",
+        "tags": [],
+        "clients": "0",
+        "collaborators": "0"
+    }
+]
\ No newline at end of file