diff --git a/constants/error.constant.js b/constants/error.constant.js
index c2f38662..4f497044 100644
--- a/constants/error.constant.js
+++ b/constants/error.constant.js
@@ -34,6 +34,7 @@ const HACKER_UPDATE_500_MESSAGE = "Error while updating hacker";
 const ACCOUNT_UPDATE_500_MESSAGE = "Error while updating account";
 const HACKER_CREATE_500_MESSAGE = "Error while creating hacker";
 const SPONSOR_CREATE_500_MESSAGE = "Error while creating sponsor";
+const SPONSOR_UPDATE_500_MESSAGE = "Error while updating sponsor";
 const TEAM_CREATE_500_MESSAGE = "Error while creating team";
 const VOLUNTEER_CREATE_500_MESSAGE = "Error while creating volunteer";
 const EMAIL_500_MESSAGE = "Error while generating email";
@@ -77,4 +78,5 @@ module.exports = {
     TEAM_JOIN_SAME_409_MESSAGE: TEAM_JOIN_SAME_409_MESSAGE,
     TEAM_READ_500_MESSAGE: TEAM_READ_500_MESSAGE,
     VOLUNTEER_404_MESSAGE: VOLUNTEER_404_MESSAGE,
+    SPONSOR_UPDATE_500_MESSAGE: SPONSOR_UPDATE_500_MESSAGE,
 };
\ No newline at end of file
diff --git a/constants/role.constant.js b/constants/role.constant.js
index 752ca1f3..581f7207 100644
--- a/constants/role.constant.js
+++ b/constants/role.constant.js
@@ -29,10 +29,6 @@ const hackerRole = {
     "_id": mongoose.Types.ObjectId.createFromTime(2),
     "name": Constants.General.HACKER,
     "routes": [
-        Constants.Routes.accountRoutes.getSelf,
-        Constants.Routes.accountRoutes.getSelfById,
-        Constants.Routes.accountRoutes.patchSelfById,
-
         Constants.Routes.hackerRoutes.post,
         Constants.Routes.hackerRoutes.getSelfById,
         Constants.Routes.hackerRoutes.getSelfByEmail,
@@ -70,6 +66,7 @@ const sponsorT1Role = {
         Constants.Routes.sponsorRoutes.post,
         Constants.Routes.sponsorRoutes.getSelfById,
         Constants.Routes.sponsorRoutes.getSelf,
+        Constants.Routes.sponsorRoutes.patchSelfById,
     ]
 };
 
@@ -80,6 +77,7 @@ const sponsorT2Role = {
         Constants.Routes.sponsorRoutes.post,
         Constants.Routes.sponsorRoutes.getSelfById,
         Constants.Routes.sponsorRoutes.getSelf,
+        Constants.Routes.sponsorRoutes.patchSelfById,
     ]
 };
 
@@ -90,6 +88,7 @@ const sponsorT3Role = {
         Constants.Routes.sponsorRoutes.post,
         Constants.Routes.sponsorRoutes.getSelfById,
         Constants.Routes.sponsorRoutes.getSelf,
+        Constants.Routes.sponsorRoutes.patchSelfById,
     ]
 };
 
@@ -100,6 +99,7 @@ const sponsorT4Role = {
         Constants.Routes.sponsorRoutes.post,
         Constants.Routes.sponsorRoutes.getSelfById,
         Constants.Routes.sponsorRoutes.getSelf,
+        Constants.Routes.sponsorRoutes.patchSelfById,
     ]
 };
 
@@ -110,6 +110,7 @@ const sponsorT5Role = {
         Constants.Routes.sponsorRoutes.post,
         Constants.Routes.sponsorRoutes.getSelfById,
         Constants.Routes.sponsorRoutes.getSelf,
+        Constants.Routes.sponsorRoutes.patchSelfById,
     ]
 };
 
diff --git a/constants/routes.constant.js b/constants/routes.constant.js
index 3f00db2c..f1622d5e 100644
--- a/constants/routes.constant.js
+++ b/constants/routes.constant.js
@@ -143,6 +143,14 @@ const sponsorRoutes = {
         requestType: Constants.REQUEST_TYPES.POST,
         uri: "/api/sponsor/",
     },
+    "patchSelfById": {
+        requestType: Constants.REQUEST_TYPES.PATCH,
+        uri: "/api/sponsor/" + Constants.ROLE_CATEGORIES.SELF,
+    },
+    "patchAnyById": {
+        requestType: Constants.REQUEST_TYPES.PATCH,
+        uri: "/api/sponsor/" + Constants.ROLE_CATEGORIES.ALL,
+    }
 };
 
 const teamRoutes = {
diff --git a/constants/success.constant.js b/constants/success.constant.js
index 19932f18..0d473a25 100644
--- a/constants/success.constant.js
+++ b/constants/success.constant.js
@@ -33,6 +33,7 @@ const SEARCH_NO_RESULTS = "Query search successful. No results found.";
 const SPONSOR_GET_BY_ID = "Sponsor found by id.";
 const SPONSOR_READ = "Sponsor retrieval successful.";
 const SPONSOR_CREATE = "Sponsor creation successful.";
+const SPONSOR_UPDATE = "Sponsor update successful.";
 
 const TEAM_GET_BY_ID = "Team found by id.";
 const TEAM_CREATE = "Team creation successful.";
@@ -77,6 +78,7 @@ module.exports = {
     SPONSOR_GET_BY_ID: SPONSOR_GET_BY_ID,
     SPONSOR_CREATE: SPONSOR_CREATE,
     SPONSOR_READ: SPONSOR_READ,
+    SPONSOR_UPDATE: SPONSOR_UPDATE,
 
     TEAM_GET_BY_ID: TEAM_GET_BY_ID,
     TEAM_CREATE: TEAM_CREATE,
diff --git a/controllers/sponsor.controller.js b/controllers/sponsor.controller.js
index 2698b54c..67c03437 100644
--- a/controllers/sponsor.controller.js
+++ b/controllers/sponsor.controller.js
@@ -24,20 +24,35 @@ function showSponsor(req, res) {
 }
 
 /**
- * @function createdHacker
+ * @function createdSponsor
  * @param {{body: {sponsor: {_id: ObjectId, accountId: ObjectId, tier: number, company: string, contractURL: string, nominees: ObjectId[]}}}} req
  * @param {*} res
  * @return {JSON} Success status
  * @description returns success message
  */
-async function createdSponsor(req, res) {
+function createdSponsor(req, res) {
     return res.status(200).json({
         message: Constants.Success.SPONSOR_CREATE,
         data: req.body.sponsor.toJSON()
     });
 }
 
+/**
+ * @function updatedSponsor
+ * @param {{body: {sponsor: {_id: ObjectId, accountId: ObjectId, tier: number, company: string, contractURL: string, nominees: ObjectId[]}}}} req
+ * @param {*} res
+ * @return {JSON} Success status
+ * @description returns success message
+ */
+function updatedSponsor(req, res) {
+    return res.status(200).json({
+        message: Constants.Success.SPONSOR_UPDATE,
+        data: req.body.sponsor.toJSON()
+    });
+}
+
 module.exports = {
     createdSponsor: createdSponsor,
     showSponsor: showSponsor,
+    updatedSponsor: updatedSponsor,
 };
\ No newline at end of file
diff --git a/docs/api/api_data.js b/docs/api/api_data.js
index a7a4b40e..c3255d7b 100644
--- a/docs/api/api_data.js
+++ b/docs/api/api_data.js
@@ -1824,7 +1824,7 @@ define({
         },
         "examples": [{
           "title": "Success-Response: ",
-          "content": "{\n               \"message\": \"Successfully retrieved sponsor information\", \n               \"data\": {...}\n           }",
+          "content": "{\n               \"message\": \"Successfully retrieved sponsor information\", \n               \"data\": {\n                   \"id\": \"5bff4d736f86be0a41badb91\",\n                   \"accountId\": \"5bff4d736f86be0a41badb99\",\n                   \"tier\": 3,\n                   \"company\": \"companyName\",\n                   \"contractURL\": \"https://www.contractHere.com\",\n                   \"nominees\": [\"5bff4d736f86be0a41badb93\",\"5bff4d736f86be0a41badb94\"]\n               }\n           }",
           "type": "object"
         }]
       },
@@ -1852,6 +1852,9 @@ define({
           "type": "object"
         }]
       },
+      "permission": [{
+        "name": ": Sponsor"
+      }],
       "filename": "routes/api/sponsor.js",
       "groupTitle": "Hacker",
       "sampleRequest": [{
@@ -2314,6 +2317,100 @@ define({
         "url": "https://api.mchacks.ca/api/sponsor/:id"
       }]
     },
+    {
+      "type": "patch",
+      "url": "/sponsor/",
+      "title": "update a sponsor",
+      "name": "patchSponsor",
+      "group": "Sponsor",
+      "version": "1.3.0",
+      "parameter": {
+        "fields": {
+          "param": [{
+            "group": "param",
+            "type": "ObjectId",
+            "optional": false,
+            "field": "id",
+            "description": "<p>ObjectID of the sponsor</p>"
+          }],
+          "body": [{
+              "group": "body",
+              "type": "String",
+              "optional": false,
+              "field": "company",
+              "description": "<p>Name of the company.</p>"
+            },
+            {
+              "group": "body",
+              "type": "String",
+              "optional": false,
+              "field": "contractURL",
+              "description": "<p>URL link to the contract with the company.</p>"
+            },
+            {
+              "group": "body",
+              "type": "ObjectId[]",
+              "optional": false,
+              "field": "nominees",
+              "description": "<p>Array of accounts that the company wish to nominate as hackers.</p>"
+            }
+          ]
+        }
+      },
+      "success": {
+        "fields": {
+          "Success 200": [{
+              "group": "Success 200",
+              "type": "String",
+              "optional": false,
+              "field": "message",
+              "description": "<p>Success message</p>"
+            },
+            {
+              "group": "Success 200",
+              "type": "Object",
+              "optional": false,
+              "field": "data",
+              "description": "<p>Sponsor object</p>"
+            }
+          ]
+        },
+        "examples": [{
+          "title": "Success-Response: ",
+          "content": "{\n               \"message\": \"Sponsor update successful\", \n               \"data\": {...}\n           }",
+          "type": "object"
+        }]
+      },
+      "error": {
+        "fields": {
+          "Error 4xx": [{
+              "group": "Error 4xx",
+              "type": "String",
+              "optional": false,
+              "field": "message",
+              "description": "<p>Error message</p>"
+            },
+            {
+              "group": "Error 4xx",
+              "type": "Object",
+              "optional": false,
+              "field": "data",
+              "description": "<p>empty</p>"
+            }
+          ]
+        },
+        "examples": [{
+          "title": "Error-Response: ",
+          "content": "{\"message\": \"Error while updating sponsor\", \"data\": {}}",
+          "type": "object"
+        }]
+      },
+      "filename": "routes/api/sponsor.js",
+      "groupTitle": "Sponsor",
+      "sampleRequest": [{
+        "url": "https://api.mchacks.ca/api/sponsor/"
+      }]
+    },
     {
       "type": "post",
       "url": "/team/",
diff --git a/docs/api/api_data.json b/docs/api/api_data.json
index 6a1d94b3..8e1fe2c5 100644
--- a/docs/api/api_data.json
+++ b/docs/api/api_data.json
@@ -1823,8 +1823,7 @@
       },
       "examples": [{
         "title": "Success-Response: ",
-        "content": "{\n               \"message\": \"Successfully retrieved sponsor information\", \n               \"data\": {...}\n           }",
-        "type": "object"
+        "content": "{\n               \"message\": \"Successfully retrieved sponsor information\", \n               \"data\": {\n                   \"id\": \"5bff4d736f86be0a41badb91\",\n                   \"accountId\": \"5bff4d736f86be0a41badb99\",\n                   \"tier\": 3,\n                   \"company\": \"companyName\",\n                   \"contractURL\": \"https://www.contractHere.com\",\n                   \"nominees\": [\"5bff4d736f86be0a41badb93\",\"5bff4d736f86be0a41badb94\"]\n               }\n           }"
       }]
     },
     "error": {
@@ -1851,6 +1850,9 @@
         "type": "object"
       }]
     },
+    "permission": [{
+      "name": ": Sponsor"
+    }],
     "filename": "routes/api/sponsor.js",
     "groupTitle": "Hacker",
     "sampleRequest": [{
@@ -2313,6 +2315,100 @@
       "url": "https://api.mchacks.ca/api/sponsor/:id"
     }]
   },
+  {
+    "type": "patch",
+    "url": "/sponsor/",
+    "title": "update a sponsor",
+    "name": "patchSponsor",
+    "group": "Sponsor",
+    "version": "1.3.0",
+    "parameter": {
+      "fields": {
+        "param": [{
+          "group": "param",
+          "type": "ObjectId",
+          "optional": false,
+          "field": "id",
+          "description": "<p>ObjectID of the sponsor</p>"
+        }],
+        "body": [{
+            "group": "body",
+            "type": "String",
+            "optional": false,
+            "field": "company",
+            "description": "<p>Name of the company.</p>"
+          },
+          {
+            "group": "body",
+            "type": "String",
+            "optional": false,
+            "field": "contractURL",
+            "description": "<p>URL link to the contract with the company.</p>"
+          },
+          {
+            "group": "body",
+            "type": "ObjectId[]",
+            "optional": false,
+            "field": "nominees",
+            "description": "<p>Array of accounts that the company wish to nominate as hackers.</p>"
+          }
+        ]
+      }
+    },
+    "success": {
+      "fields": {
+        "Success 200": [{
+            "group": "Success 200",
+            "type": "String",
+            "optional": false,
+            "field": "message",
+            "description": "<p>Success message</p>"
+          },
+          {
+            "group": "Success 200",
+            "type": "Object",
+            "optional": false,
+            "field": "data",
+            "description": "<p>Sponsor object</p>"
+          }
+        ]
+      },
+      "examples": [{
+        "title": "Success-Response: ",
+        "content": "{\n               \"message\": \"Sponsor update successful\", \n               \"data\": {...}\n           }",
+        "type": "object"
+      }]
+    },
+    "error": {
+      "fields": {
+        "Error 4xx": [{
+            "group": "Error 4xx",
+            "type": "String",
+            "optional": false,
+            "field": "message",
+            "description": "<p>Error message</p>"
+          },
+          {
+            "group": "Error 4xx",
+            "type": "Object",
+            "optional": false,
+            "field": "data",
+            "description": "<p>empty</p>"
+          }
+        ]
+      },
+      "examples": [{
+        "title": "Error-Response: ",
+        "content": "{\"message\": \"Error while updating sponsor\", \"data\": {}}",
+        "type": "object"
+      }]
+    },
+    "filename": "routes/api/sponsor.js",
+    "groupTitle": "Sponsor",
+    "sampleRequest": [{
+      "url": "https://api.mchacks.ca/api/sponsor/"
+    }]
+  },
   {
     "type": "post",
     "url": "/team/",
diff --git a/docs/api/api_project.js b/docs/api/api_project.js
index 3b66e564..7284ad8f 100644
--- a/docs/api/api_project.js
+++ b/docs/api/api_project.js
@@ -1,16 +1,16 @@
 define({
-  "name": "hackerAPI",
-  "version": "0.0.8",
-  "description": "Documentation for the API used for mchacks",
-  "defaultVersion": "0.0.8",
-  "title": "hackerAPI documentation",
-  "url": "https://api.mchacks.ca/api",
-  "sampleUrl": "https://api.mchacks.ca/api",
-  "apidoc": "0.3.0",
-  "generator": {
-    "name": "apidoc",
-    "time": "2019-01-18T19:02:31.941Z",
-    "url": "http://apidocjs.com",
-    "version": "0.17.7"
-  }
+    "name": "hackerAPI",
+    "version": "0.0.8",
+    "description": "Documentation for the API used for mchacks",
+    "defaultVersion": "0.0.8",
+    "title": "hackerAPI documentation",
+    "url": "https://api.mchacks.ca/api",
+    "sampleUrl": "https://api.mchacks.ca/api",
+    "apidoc": "0.3.0",
+    "generator": {
+        "name": "apidoc",
+        "time": "2019-01-21T04:13:36.482Z",
+        "url": "http://apidocjs.com",
+        "version": "0.17.7"
+    }
 });
\ No newline at end of file
diff --git a/docs/api/api_project.json b/docs/api/api_project.json
index 8c20a67c..1984421d 100644
--- a/docs/api/api_project.json
+++ b/docs/api/api_project.json
@@ -1,16 +1,16 @@
 {
-  "name": "hackerAPI",
-  "version": "0.0.8",
-  "description": "Documentation for the API used for mchacks",
-  "defaultVersion": "0.0.8",
-  "title": "hackerAPI documentation",
-  "url": "https://api.mchacks.ca/api",
-  "sampleUrl": "https://api.mchacks.ca/api",
-  "apidoc": "0.3.0",
-  "generator": {
-    "name": "apidoc",
-    "time": "2019-01-18T19:02:31.941Z",
-    "url": "http://apidocjs.com",
-    "version": "0.17.7"
-  }
+    "name": "hackerAPI",
+    "version": "0.0.8",
+    "description": "Documentation for the API used for mchacks",
+    "defaultVersion": "0.0.8",
+    "title": "hackerAPI documentation",
+    "url": "https://api.mchacks.ca/api",
+    "sampleUrl": "https://api.mchacks.ca/api",
+    "apidoc": "0.3.0",
+    "generator": {
+        "name": "apidoc",
+        "time": "2019-01-21T04:13:36.482Z",
+        "url": "http://apidocjs.com",
+        "version": "0.17.7"
+    }
 }
\ No newline at end of file
diff --git a/middlewares/sponsor.middleware.js b/middlewares/sponsor.middleware.js
index 48193523..339ada3d 100644
--- a/middlewares/sponsor.middleware.js
+++ b/middlewares/sponsor.middleware.js
@@ -11,6 +11,7 @@ const Constants = {
     General: require("../constants/general.constant"),
     Error: require("../constants/error.constant"),
 };
+const Sponsor = require("../models/sponsor.model");
 
 /**
  * @function parsePatch
@@ -18,10 +19,21 @@ const Constants = {
  * @param {*} res 
  * @param {(err?) => void} next 
  * @return {void}
- * @description Delete the req.body.id that was added by the validation of route parameter.
+ * @description Put relevent sponsor attributes into sponsorDetails
  */
 function parsePatch(req, res, next) {
-    delete req.body.id;
+    let sponsorDetails = {};
+
+    for (const val in req.body) {
+        // use .hasOwnProperty instead of 'in' to get rid of inherited properties such as 'should'
+        if (Sponsor.schema.paths.hasOwnProperty(val)) {
+            sponsorDetails[val] = req.body[val];
+            delete req.body[val];
+        }
+    }
+
+    req.body.sponsorDetails = sponsorDetails;
+
     return next();
 }
 
@@ -166,6 +178,31 @@ async function createSponsor(req, res, next) {
     }
 }
 
+/**
+ * @async
+ * @function updateSponsor
+ * @param {{body: {id: ObjectId, sponsorDetails: {company?: string, contractURL?: string, nominees?: ObjectId[]}}}}  req 
+ * @param {*} res 
+ * @param {(err?)=>void} next 
+ * @description Updates a sponsor specified by req.body.id with information specified in req.body.sponsorDetails.
+ */
+async function updateSponsor(req, res, next) {
+    const sponsorDetails = req.body.sponsorDetails;
+
+    const sponsor = await Services.Sponsor.updateOne(req.body.id, sponsorDetails);
+
+    if (!!sponsor) {
+        req.body.sponsor = sponsor;
+        return next();
+    } else {
+        return next({
+            status: 500,
+            message: Constants.Error.SPONSOR_UPDATE_500_MESSAGE,
+            data: {}
+        });
+    }
+}
+
 /**
  * Checks that there are no other sponsor with the same account id as the one passed into req.body.accountId
  * @param {{body:{accountId: ObjectId}}} req 
@@ -195,4 +232,5 @@ module.exports = {
     createSponsor: Middleware.Util.asyncMiddleware(createSponsor),
     checkDuplicateAccountLinks: Middleware.Util.asyncMiddleware(checkDuplicateAccountLinks),
     validateConfirmedStatus: Middleware.Util.asyncMiddleware(validateConfirmedStatus),
+    updateSponsor: Middleware.Util.asyncMiddleware(updateSponsor),
 };
\ No newline at end of file
diff --git a/middlewares/validators/sponsor.validator.js b/middlewares/validators/sponsor.validator.js
index a3055307..60deab29 100644
--- a/middlewares/validators/sponsor.validator.js
+++ b/middlewares/validators/sponsor.validator.js
@@ -14,4 +14,10 @@ module.exports = {
         VALIDATOR.regexValidator("body", "contractURL", false, Constants.URL_REGEX),
         VALIDATOR.mongoIdArrayValidator("body", "nominees", true),
     ],
+
+    updateSponsorValidator: [
+        VALIDATOR.asciiValidator("body", "company", true),
+        VALIDATOR.regexValidator("body", "contractURL", true, Constants.URL_REGEX),
+        VALIDATOR.mongoIdArrayValidator("body", "nominees", true),
+    ],
 };
\ No newline at end of file
diff --git a/routes/api/sponsor.js b/routes/api/sponsor.js
index 427f573b..91d8379c 100644
--- a/routes/api/sponsor.js
+++ b/routes/api/sponsor.js
@@ -73,7 +73,14 @@ module.exports = {
          * @apiSuccessExample {object} Success-Response: 
          *      {
                     "message": "Successfully retrieved sponsor information", 
-                    "data": {...}
+                    "data": {
+                        "id": "5bff4d736f86be0a41badb91",
+                        "accountId": "5bff4d736f86be0a41badb99",
+                        "tier": 3,
+                        "company": "companyName",
+                        "contractURL": "https://www.contractHere.com",
+                        "nominees": ["5bff4d736f86be0a41badb93","5bff4d736f86be0a41badb94"]
+                    }
                 }
 
          * @apiError {String} message Error message
@@ -139,6 +146,44 @@ module.exports = {
             Controllers.Sponsor.createdSponsor
         );
 
+        /**
+         * @api {patch} /sponsor/ update a sponsor
+         * @apiName patchSponsor
+         * @apiGroup Sponsor
+         * @apiVersion 1.3.0
+         * 
+         * @apiParam (param) {ObjectId} id ObjectID of the sponsor
+         * @apiParam (body) {String} company Name of the company.
+         * @apiParam (body) {String} contractURL URL link to the contract with the company.
+         * @apiParam (body) {ObjectId[]} nominees Array of accounts that the company wish to nominate as hackers.
+         * 
+         * @apiSuccess {String} message Success message
+         * @apiSuccess {Object} data Sponsor object
+         * @apiSuccessExample {object} Success-Response: 
+         *      {
+                    "message": "Sponsor update successful", 
+                    "data": {...}
+                }
+
+         * @apiError {String} message Error message
+         * @apiError {Object} data empty
+         * @apiErrorExample {object} Error-Response: 
+         *      {"message": "Error while updating sponsor", "data": {}}
+         */
+        sponsorRouter.route("/:id").patch(
+            Middleware.Auth.ensureAuthenticated(),
+            Middleware.Auth.ensureAuthorized([Services.Sponsor.findById]),
+
+            Middleware.Validator.RouteParam.idValidator,
+            Middleware.Validator.Sponsor.updateSponsorValidator,
+
+            Middleware.parseBody.middleware,
+            Middleware.Sponsor.parsePatch,
+
+            Middleware.Sponsor.updateSponsor,
+            Controllers.Sponsor.updatedSponsor
+        );
+
         apiRouter.use("/sponsor", sponsorRouter);
     }
 };
\ No newline at end of file
diff --git a/services/sponsor.service.js b/services/sponsor.service.js
index 55e9e072..4a6ab9b7 100644
--- a/services/sponsor.service.js
+++ b/services/sponsor.service.js
@@ -31,6 +31,25 @@ function createSponsor(sponsorDetails) {
     return sponsor.save();
 }
 
+/**
+ * @function updateOne
+ * @param {ObjectId} id 
+ * @param {{company?: string, contractURL?: string, nominees?: ObjectId[]}} sponsorDetails 
+ * @return {Promise<Sponsor>} The promise will resolve to a sponsor object if update was successful.
+ * @description Updates a sponsor by id with information in sponsorDetails. Return the updated sponsor
+ */
+function updateOne(id, sponsorDetails) {
+    const TAG = `[Sponsor Service # updateOne]:`;
+
+    const query = {
+        _id: id
+    };
+
+    return Sponsor.findOneAndUpdate(query, sponsorDetails, {
+        new: true
+    });
+}
+
 /**
  * @function findByAccountId
  * @param {ObjectId} accountId
@@ -50,4 +69,5 @@ module.exports = {
     findByAccountId: findByAccountId,
     findById: findById,
     createSponsor: createSponsor,
+    updateOne: updateOne,
 };
\ No newline at end of file
diff --git a/tests/sponsor.test.js b/tests/sponsor.test.js
index d87dd584..f944d866 100644
--- a/tests/sponsor.test.js
+++ b/tests/sponsor.test.js
@@ -339,6 +339,99 @@ describe("POST create sponsor", function () {
                     res.body.message.should.equal(Constants.Error.AUTH_403_MESSAGE);
                     res.body.should.have.property("data");
 
+                    done();
+                });
+        });
+    });
+});
+
+describe("PATCH update sponsor", function () {
+    it("should fail to update a sponsor due to lack of authentication", function (done) {
+        chai.request(server.app)
+            .patch(`/api/sponsor/${T1Sponsor0._id}/`)
+            .type("application/json")
+            .send({
+                company: "NewCompanyName"
+            })
+            .end(function (err, res) {
+                res.should.have.status(401);
+                res.should.be.json;
+                res.body.should.have.property("message");
+                res.body.message.should.equal(Constants.Error.AUTH_401_MESSAGE);
+
+                done();
+            });
+    });
+
+    it("should FAIL to update a sponsor due to authorization", function (done) {
+        util.auth.login(agent, newT2SponsorAccount0, (error) => {
+            if (error) {
+                agent.close();
+                return done(error);
+            }
+            return agent
+                .patch(`/api/sponsor/${T1Sponsor0._id}/`)
+                .type("application/json")
+                .send({
+                    company: "NewCompanyName"
+                })
+                .end(function (err, res) {
+                    res.should.have.status(403);
+                    res.should.be.json;
+                    res.body.should.have.property("message");
+                    res.body.message.should.equal(Constants.Error.AUTH_403_MESSAGE);
+
+                    done();
+                });
+        });
+    });
+
+    it("should FAIL to update a sponsor due wrong id", function (done) {
+        util.auth.login(agent, Admin0, (error) => {
+            if (error) {
+                agent.close();
+                return done(error);
+            }
+            return agent
+                .patch(`/api/sponsor/${Admin0._id}/`)
+                .type("application/json")
+                .send({
+                    company: "NewCompanyName"
+                })
+                .end(function (err, res) {
+                    res.should.have.status(500);
+                    res.should.be.json;
+                    res.body.should.have.property("message");
+                    res.body.message.should.equal(Constants.Error.SPONSOR_UPDATE_500_MESSAGE);
+
+                    done();
+                });
+        });
+    });
+
+    // success case with self caes - there is no admin case
+    it("should SUCCEED and update a sponsor", function (done) {
+        util.auth.login(agent, T1SponsorAccount0, (error) => {
+            if (error) {
+                agent.close();
+                return done(error);
+            }
+            return agent
+                .patch(`/api/sponsor/${T1Sponsor0._id}/`)
+                .type("application/json")
+                .send({
+                    company: "NewCompanyName"
+                })
+                .end(function (err, res) {
+                    res.should.have.status(200);
+                    res.should.be.json;
+                    res.body.should.have.property("message");
+                    res.body.message.should.equal(Constants.Success.SPONSOR_UPDATE);
+                    res.body.should.have.property("data");
+
+                    res.body.data.should.have.property("company");
+                    res.body.data.company.should.equal("NewCompanyName");
+
                     done();
                 });
         });