diff --git a/modules/mantisBidAdapter.js b/modules/mantisBidAdapter.js
new file mode 100644
index 00000000000..7247a236e71
--- /dev/null
+++ b/modules/mantisBidAdapter.js
@@ -0,0 +1,206 @@
+import {registerBidder} from 'src/adapters/bidderFactory';
+
+function inIframe() {
+  try {
+    return window.self !== window.top && !window.mantis_link;
+  } catch (e) {
+    return true;
+  }
+}
+
+function isDesktop(ignoreTouch) {
+  var supportsTouch = !ignoreTouch && ('ontouchstart' in window || navigator.msMaxTouchPoints);
+  if (inIframe()) {
+    return !supportsTouch;
+  }
+  var width = window.innerWidth || window.document.documentElement.clientWidth || window.document.body.clientWidth;
+  return !supportsTouch && (!width || width >= (window.mantis_breakpoint || 768));
+}
+
+function storeUuid(uuid) {
+  if (window.mantis_uuid) {
+    return false;
+  }
+  window.mantis_uuid = uuid;
+  if (window.localStorage) {
+    try {
+      window.localStorage.setItem('mantis:uuid', uuid);
+    } catch (ex) {
+    }
+  }
+}
+
+function isSendable(val) {
+  if (val === null || val === undefined) {
+    return false;
+  }
+  if (typeof val === 'string') {
+    return !(!val || /^\s*$/.test(val));
+  }
+  if (typeof val === 'number') {
+    return !isNaN(val);
+  }
+  return true;
+}
+
+function isObject(value) {
+  return Object.prototype.toString.call(value) === '[object Object]';
+}
+
+function isAmp() {
+  return typeof window.context === 'object' && (window.context.tagName === 'AMP-AD' || window.context.tagName === 'AMP-EMBED');
+}
+
+function isSecure() {
+  return document.location.protocol === 'https:';
+}
+
+function isArray(value) {
+  return Object.prototype.toString.call(value) === '[object Array]';
+}
+
+function jsonToQuery(data, chain, form) {
+  if (!data) {
+    return null;
+  }
+  var parts = form || [];
+  for (var key in data) {
+    var queryKey = key;
+    if (chain) {
+      queryKey = chain + '[' + key + ']';
+    }
+    var val = data[key];
+    if (isArray(val)) {
+      for (var index = 0; index < val.length; index++) {
+        var akey = queryKey + '[' + index + ']';
+        var aval = val[index];
+        if (isObject(aval)) {
+          jsonToQuery(aval, akey, parts);
+        } else if (isSendable(aval)) {
+          parts.push(akey + '=' + encodeURIComponent(aval));
+        }
+      }
+    } else if (isObject(val) && val != data) {
+      jsonToQuery(val, queryKey, parts);
+    } else if (isSendable(val)) {
+      parts.push(queryKey + '=' + encodeURIComponent(val));
+    }
+  }
+  return parts.join('&');
+}
+
+function buildMantisUrl(path, data, domain) {
+  var params = {
+    referrer: document.referrer,
+    tz: new Date().getTimezoneOffset(),
+    buster: new Date().getTime(),
+    secure: isSecure()
+  };
+  if (!inIframe() || isAmp()) {
+    params.mobile = !isAmp() && isDesktop(true) ? 'false' : 'true';
+  }
+  if (window.mantis_uuid) {
+    params.uuid = window.mantis_uuid;
+  } else if (window.localStorage) {
+    var localUuid = window.localStorage.getItem('mantis:uuid');
+    if (localUuid) {
+      params.uuid = localUuid;
+    }
+  }
+  if (!inIframe()) {
+    try {
+      params.title = window.top.document.title;
+      params.referrer = window.top.document.referrer;
+      params.url = window.top.document.location.href;
+    } catch (ex) {
+    }
+  } else {
+    params.iframe = true;
+  }
+  if (isAmp()) {
+    params.amp = true;
+    if (!params.url && window.context.canonicalUrl) {
+      params.url = window.context.canonicalUrl;
+    }
+    if (!params.url && window.context.location) {
+      params.url = window.context.location.href;
+    }
+    if (!params.referrer && window.context.referrer) {
+      params.referrer = window.context.referrer;
+    }
+  }
+  Object.keys(data || {}).forEach(function (key) {
+    params[key] = data[key];
+  });
+  var query = jsonToQuery(params);
+  return (window.mantis_domain === undefined ? domain || 'https://mantodea.mantisadnetwork.com' : window.mantis_domain) + path + '?' + query;
+}
+
+const spec = {
+  code: 'mantis',
+  supportedMediaTypes: ['banner', 'video', 'native'],
+  isBidRequestValid: function (bid) {
+    return !!(bid.params.property && (bid.params.code || bid.params.zoneId || bid.params.zone));
+  },
+  buildRequests: function (validBidRequests) {
+    var property = null;
+    validBidRequests.some(function (bid) {
+      if (bid.params.property) {
+        property = bid.params.property;
+        return true;
+      }
+    });
+    const query = {
+      bids: validBidRequests.map(function (bid) {
+        return {
+          bidId: bid.bidId,
+          config: bid.params,
+          sizes: bid.sizes.map(function (size) {
+            return {width: size[0], height: size[1]};
+          })
+        };
+      }),
+      property: property,
+      version: 2
+    };
+    return {
+      method: 'GET',
+      url: buildMantisUrl('/prebid/display', query) + '&foo',
+      data: ''
+    };
+  },
+  interpretResponse: function (serverResponse) {
+    storeUuid(serverResponse.uuid);
+    return serverResponse.body.ads.map(function (ad) {
+      return {
+        requestId: ad.bid,
+        cpm: ad.cpm,
+        width: ad.width,
+        height: ad.height,
+        ad: ad.html,
+        ttl: 86400,
+        creativeId: ad.view,
+        netRevenue: true,
+        currency: 'USD'
+      };
+    });
+  },
+  getUserSyncs: function (syncOptions) {
+    if (syncOptions.iframeEnabled) {
+      return [{
+        type: 'iframe',
+        url: buildMantisUrl('/prebid/iframe')
+      }];
+    }
+    if (syncOptions.pixelEnabled) {
+      return [{
+        type: 'image',
+        url: buildMantisUrl('/prebid/pixel')
+      }];
+    }
+  }
+};
+
+export {spec};
+
+registerBidder(spec);
diff --git a/modules/mantisBidAdapter.md b/modules/mantisBidAdapter.md
new file mode 100644
index 00000000000..d8896c71514
--- /dev/null
+++ b/modules/mantisBidAdapter.md
@@ -0,0 +1,30 @@
+# Overview
+
+Module Name: MANTIS Ad Network Bid Adapter
+
+Module Type: Bidder Adapter
+
+Maintainer: paris@mantisadnetwork.com
+
+# Description
+
+Module that connects to MANTIS's demand sources
+
+# Test Parameters
+```javascript
+    var adUnits = [
+        {
+            code: 'test',
+            sizes: [[300, 250]],
+            bids: [
+                {
+                    bidder: 'mantis',
+                    params: {
+                        property: 'demo',
+                        zone: 'zone'
+                    }
+                }
+            ]
+        }
+    ];
+```
diff --git a/test/spec/modules/mantisBidAdapter_spec.js b/test/spec/modules/mantisBidAdapter_spec.js
new file mode 100644
index 00000000000..e2cd4df9a07
--- /dev/null
+++ b/test/spec/modules/mantisBidAdapter_spec.js
@@ -0,0 +1,178 @@
+import {expect} from 'chai';
+import {spec} from 'modules/mantisBidAdapter';
+import {newBidder} from 'src/adapters/bidderFactory';
+
+describe('MantisAdapter', () => {
+  const adapter = newBidder(spec);
+
+  describe('isBidRequestValid', () => {
+    let bid = {
+      'bidder': 'mantis',
+      'params': {
+        'property': '10433394',
+        'zone': 'zone'
+      },
+      'adUnitCode': 'adunit-code',
+      'sizes': [[300, 250], [300, 600]],
+      'bidId': '30b31c1838de1e',
+      'bidderRequestId': '22edbae2733bf6',
+      'auctionId': '1d1a030790a475',
+    };
+
+    it('should return true when required params found', () => {
+      expect(spec.isBidRequestValid(bid)).to.equal(true);
+    });
+
+    it('should return false when required params are not passed', () => {
+      let bid = Object.assign({}, bid);
+      delete bid.params;
+      bid.params = {};
+      expect(spec.isBidRequestValid(bid)).to.equal(false);
+    });
+  });
+
+  describe('buildRequests', () => {
+    let bidRequests = [
+      {
+        'bidder': 'mantis',
+        'params': {
+          'property': '10433394',
+          'zone': 'zone'
+        },
+        'adUnitCode': 'adunit-code',
+        'sizes': [[300, 250], [300, 600]],
+        'bidId': '30b31c1838de1e',
+        'bidderRequestId': '22edbae2733bf6',
+        'auctionId': '1d1a030790a475',
+      }
+    ];
+
+    it('domain override', () => {
+      window.mantis_domain = 'http://foo';
+      const request = spec.buildRequests(bidRequests);
+
+      expect(request.url).to.include('http://foo');
+
+      delete window.mantis_domain;
+    });
+
+    it('standard request', () => {
+      const request = spec.buildRequests(bidRequests);
+
+      expect(request.url).to.include('property=10433394');
+      expect(request.url).to.include('bids[0][bidId]=30b31c1838de1e');
+      expect(request.url).to.include('bids[0][config][zone]=zone');
+      expect(request.url).to.include('bids[0][sizes][0][width]=300');
+      expect(request.url).to.include('bids[0][sizes][0][height]=250');
+      expect(request.url).to.include('bids[0][sizes][1][width]=300');
+      expect(request.url).to.include('bids[0][sizes][1][height]=600');
+    });
+
+    it('use window uuid', () => {
+      window.mantis_uuid = 'foo';
+
+      const request = spec.buildRequests(bidRequests);
+
+      expect(request.url).to.include('uuid=foo');
+
+      delete window.mantis_uuid;
+    });
+
+    it('use storage uuid', () => {
+      window.localStorage.setItem('mantis:uuid', 'bar');
+
+      const request = spec.buildRequests(bidRequests);
+
+      expect(request.url).to.include('uuid=bar');
+
+      window.localStorage.removeItem('mantis:uuid');
+    });
+
+    it('detect amp', () => {
+      var oldContext = window.context;
+
+      window.context = {};
+      window.context.tagName = 'AMP-AD';
+      window.context.canonicalUrl = 'foo';
+
+      const request = spec.buildRequests(bidRequests);
+
+      expect(request.url).to.include('amp=true');
+      expect(request.url).to.include('url=foo');
+
+      delete window.context.tagName;
+      delete window.context.canonicalUrl;
+
+      window.context = oldContext;
+    });
+  });
+
+  describe('getUserSyncs', () => {
+    it('iframe', () => {
+      let result = spec.getUserSyncs({
+        iframeEnabled: true
+      });
+
+      expect(result[0].type).to.equal('iframe');
+      expect(result[0].url).to.include('https://mantodea.mantisadnetwork.com/prebid/iframe');
+    });
+
+    it('pixel', () => {
+      let result = spec.getUserSyncs({
+        pixelEnabled: true
+      });
+
+      expect(result[0].type).to.equal('image');
+      expect(result[0].url).to.include('https://mantodea.mantisadnetwork.com/prebid/pixel');
+    });
+  });
+
+  describe('interpretResponse', () => {
+    it('display ads returned', () => {
+      let response = {
+        body: {
+          ads: [
+            {
+              bid: 'bid',
+              cpm: 1,
+              view: 'view',
+              width: 300,
+              height: 250,
+              html: '<!-- Creative -->'
+            }
+          ]
+        }
+      };
+
+      let expectedResponse = [
+        {
+          requestId: 'bid',
+          cpm: 1,
+          width: 300,
+          height: 250,
+          ttl: 86400,
+          ad: '<!-- Creative -->',
+          creativeId: 'view',
+          netRevenue: true,
+          currency: 'USD'
+        }
+      ];
+      let bidderRequest;
+
+      let result = spec.interpretResponse(response, {bidderRequest});
+      expect(result[0]).to.deep.equal(expectedResponse[0]);
+    });
+
+    it('no ads returned', () => {
+      let response = {
+        body: {
+          ads: []
+        }
+      };
+      let bidderRequest;
+
+      let result = spec.interpretResponse(response, {bidderRequest});
+      expect(result.length).to.equal(0);
+    });
+  });
+});