diff --git a/modules/clicktripzBidAdapter.js b/modules/clicktripzBidAdapter.js
new file mode 100644
index 00000000000..2149cbe4527
--- /dev/null
+++ b/modules/clicktripzBidAdapter.js
@@ -0,0 +1,67 @@
+import {logError, _each} from '../src/utils.js';
+import {registerBidder} from '../src/adapters/bidderFactory.js';
+
+const BIDDER_CODE = 'clicktripz';
+const ENDPOINT_URL = 'https://www.clicktripz.com/x/prebid/v1';
+
+export const spec = {
+  code: BIDDER_CODE,
+  aliases: ['ctz'], // short code
+
+  isBidRequestValid: function (bid) {
+    if (bid && bid.params && bid.params.placementId && bid.params.siteId) {
+      return true;
+    }
+
+    return false;
+  },
+
+  buildRequests: function (validBidRequests) {
+    let bidRequests = [];
+
+    _each(validBidRequests, function (bid) {
+      bidRequests.push({
+        bidId: bid.bidId,
+        placementId: bid.params.placementId,
+        siteId: bid.params.siteId,
+        sizes: bid.sizes.map(function (size) {
+          return size.join('x')
+        })
+      });
+    });
+    return {
+      method: 'POST',
+      url: ENDPOINT_URL,
+      data: bidRequests
+    };
+  },
+
+  interpretResponse: function (serverResponse) {
+    let bidResponses = [];
+
+    if (serverResponse && serverResponse.body) {
+      _each(serverResponse.body, function (bid) {
+        if (bid.errors) {
+          logError(bid.errors);
+          return;
+        }
+
+        const size = bid.size.split('x');
+        bidResponses.push({
+          requestId: bid.bidId,
+          cpm: bid.cpm,
+          width: size[0],
+          height: size[1],
+          creativeId: bid.creativeId,
+          currency: bid.currency,
+          netRevenue: bid.netRevenue,
+          ttl: bid.ttl,
+          adUrl: bid.adUrl
+        });
+      });
+    }
+    return bidResponses;
+  }
+};
+
+registerBidder(spec);
diff --git a/modules/clicktripzBidAdapter.md b/modules/clicktripzBidAdapter.md
new file mode 100644
index 00000000000..1de1e26f37a
--- /dev/null
+++ b/modules/clicktripzBidAdapter.md
@@ -0,0 +1,35 @@
+# Overview
+
+```
+Module Name: Clicktripz Bidder Adapter
+Module Type: Bidder Adapter
+Maintainer: integration-support@clicktripz.com
+```
+
+# Description
+Our module makes it easy to integrate Clicktripz demand sources into your website.
+
+Supported Ad Fortmats:
+* Banner
+
+# Test Parameters
+```
+    var adUnits = [
+        {
+            code: 'test-div',
+            mediaTypes: {
+                banner: {
+                    sizes: [[300, 250], [300,600]],
+                }
+            },
+            bids: [
+                {
+                    bidder: "clicktripz",
+                    params: {
+                        placementId: '4312c63f',
+                        siteId: 'prebid',
+                    }
+                }
+            ]
+        }
+    ];
diff --git a/test/spec/modules/clicktripzBidAdapter_spec.js b/test/spec/modules/clicktripzBidAdapter_spec.js
new file mode 100644
index 00000000000..fed94811c4e
--- /dev/null
+++ b/test/spec/modules/clicktripzBidAdapter_spec.js
@@ -0,0 +1,152 @@
+import {expect} from 'chai';
+import {spec} from 'modules/clicktripzBidAdapter.js';
+
+const ENDPOINT_URL = 'https://www.clicktripz.com/x/prebid/v1';
+
+describe('clicktripzBidAdapter', function () {
+  describe('isBidRequestValid', function () {
+    let bid = {
+      'bidder': 'clicktripz',
+      'params': {
+        placementId: 'testPlacementId',
+        siteId: 'testSiteId'
+      },
+      'adUnitCode': 'adunit-code',
+      'sizes': [
+        [300, 250]
+      ],
+      'bidId': '1234asdf1234',
+      'bidderRequestId': '1234asdf1234asdf',
+      'auctionId': '61466567-d482-4a16-96f0-fe5f25ffbdf120'
+    };
+
+    let bid2 = {
+      'bidder': 'clicktripz',
+      'params': {
+        placementId: 'testPlacementId'
+      },
+      'adUnitCode': 'adunit-code',
+      'sizes': [
+        [300, 250]
+      ],
+      'bidId': '1234asdf1234',
+      'bidderRequestId': '1234asdf1234asdf',
+      'auctionId': '61466567-d482-4a16-96f0-fe5f25ffbdf120'
+    };
+
+    let bid3 = {
+      'bidder': 'clicktripz',
+      'params': {
+        siteId: 'testSiteId'
+      },
+      'adUnitCode': 'adunit-code',
+      'sizes': [
+        [300, 250]
+      ],
+      'bidId': '1234asdf1234',
+      'bidderRequestId': '1234asdf1234asdf',
+      'auctionId': '61466567-d482-4a16-96f0-fe5f25ffbdf120'
+    };
+
+    it('should return true when required params found', function () {
+      expect(spec.isBidRequestValid(bid)).to.equal(true);
+    });
+
+    it('should return false when required params are NOT found', function () {
+      expect(spec.isBidRequestValid(bid2)).to.equal(false);
+      expect(spec.isBidRequestValid(bid3)).to.equal(false);
+    });
+  });
+
+  describe('buildRequests', function () {
+    let validBidRequests = [{
+      'bidder': 'clicktripz',
+      'params': {
+        placementId: 'testPlacementId',
+        siteId: 'testSiteId'
+      },
+      'sizes': [
+        [300, 250],
+        [300, 300]
+      ],
+      'bidId': '23beaa6af6cdde',
+      'bidderRequestId': '19c0c1efdf37e7',
+      'auctionId': '61466567-d482-4a16-96f0-fe5f25ffbdf1',
+    }, {
+      'bidder': 'clicktripz',
+      'params': {
+        placementId: 'testPlacementId2',
+        siteId: 'testSiteId2'
+      },
+      'sizes': [
+        [300, 250]
+      ],
+      'bidId': '25beaa6af6cdde',
+      'bidderRequestId': '19c0c1efdf37e7',
+      'auctionId': '61466567-d482-4a16-96f0-fe5f25ffbdf1',
+    }];
+
+    const request = spec.buildRequests(validBidRequests);
+    it('sends bid request to our endpoint via POST', function () {
+      expect(request.method).to.equal('POST');
+    });
+    it('sends bid request to our endpoint via POST', function () {
+      expect(request.method).to.equal('POST');
+    });
+
+    it('sends bid request to our endpoint at the correct URL', function () {
+      expect(request.url).to.equal(ENDPOINT_URL);
+    });
+    it('sends bid request to our endpoint at the correct URL', function () {
+      expect(request.url).to.equal(ENDPOINT_URL);
+    });
+
+    it('transforms sizes into an array of strings. Pairs of concatenated sizes joined with an x', function () {
+      expect(request.data[0].sizes.toString()).to.equal('300x250,300x300');
+    });
+    it('transforms sizes into an array of strings. Pairs of concatenated sizes joined with an x', function () {
+      expect(request.data[1].sizes.toString()).to.equal('300x250');
+    });
+
+    it('includes bidId, siteId, and placementId in payload', function () {
+      expect(request.data[0].bidId).to.equal('23beaa6af6cdde');
+      expect(request.data[0].siteId).to.equal('testSiteId');
+      expect(request.data[0].placementId).to.equal('testPlacementId');
+    });
+    it('includes bidId, siteId, and placementId in payload', function () {
+      expect(request.data[1].bidId).to.equal('25beaa6af6cdde');
+      expect(request.data[1].siteId).to.equal('testSiteId2');
+      expect(request.data[1].placementId).to.equal('testPlacementId2');
+    });
+  });
+
+  describe('interpretResponse', function () {
+    let serverResponse = {
+      body: [{
+        'bidId': 'bid-request-id',
+        'ttl': 120,
+        'netRevenue': true,
+        'size': '300x200',
+        'currency': 'USD',
+        'adUrl': 'https://www.clicktripz.com/n3/crane/v0/render?t=eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJwYXlsb2FkIjoiaHR0cHM6XC9cL3d3dy5jbGlja3RyaXB6LmNvbVwvY2xpY2sucGhwP2NhbXBhaWduSUQ9MTkxNTYmcHJlQ2hlY2tlZD0xJnB1Ymxpc2hlcklEPTM2MCZzZWFyY2hLZXk9N2M5MzQ0NzhlM2M1NTc3Y2EyN2ZmN2Y1NTg5N2NkMzkmc2VhcmNoRGlzcGxheVR5cGU9MSZkaXNwbGF5VHlwZT00JmNyZWF0aXZlVHlwZT1zaW5nbGUmaXNQb3BVbmRlcj0wJnBvc2l0aW9uPTEmdHlwZT0xJmNpdHk9TWFkcmlkJTJDK1NwYWluJmNoZWNrSW5EYXRlPTAzJTJGMDElMkYyMDIwJmNoZWNrT3V0RGF0ZT0wMyUyRjA1JTJGMjAyMCZndWVzdHM9MiZyb29tcz0xIn0.WBDGYr1qfkSvOuK02VpMW3iAua1E02jjDGDViFc2kaE',
+        'creativeId': '25ef9876abc5681f153',
+        'cpm': 50
+      }]
+    };
+    it('should get the correct bid response', function () {
+      let expectedResponse = [{
+        'requestId': 'bid-request-id',
+        'cpm': 50,
+        'netRevenue': true,
+        'width': '300',
+        'height': '200',
+        'creativeId': '25ef9876abc5681f153',
+        'currency': 'USD',
+        'adUrl': 'https://www.clicktripz.com/n3/crane/v0/render?t=eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJwYXlsb2FkIjoiaHR0cHM6XC9cL3d3dy5jbGlja3RyaXB6LmNvbVwvY2xpY2sucGhwP2NhbXBhaWduSUQ9MTkxNTYmcHJlQ2hlY2tlZD0xJnB1Ymxpc2hlcklEPTM2MCZzZWFyY2hLZXk9N2M5MzQ0NzhlM2M1NTc3Y2EyN2ZmN2Y1NTg5N2NkMzkmc2VhcmNoRGlzcGxheVR5cGU9MSZkaXNwbGF5VHlwZT00JmNyZWF0aXZlVHlwZT1zaW5nbGUmaXNQb3BVbmRlcj0wJnBvc2l0aW9uPTEmdHlwZT0xJmNpdHk9TWFkcmlkJTJDK1NwYWluJmNoZWNrSW5EYXRlPTAzJTJGMDElMkYyMDIwJmNoZWNrT3V0RGF0ZT0wMyUyRjA1JTJGMjAyMCZndWVzdHM9MiZyb29tcz0xIn0.WBDGYr1qfkSvOuK02VpMW3iAua1E02jjDGDViFc2kaE',
+        'ttl': 120
+      }];
+      let result = spec.interpretResponse(serverResponse);
+      expect(result).to.deep.equal(expectedResponse);
+    });
+  });
+});