diff --git a/packages/providence-analytics/src/cli/cli-helpers.js b/packages/providence-analytics/src/cli/cli-helpers.js
index 391a97022..e97e3c714 100644
--- a/packages/providence-analytics/src/cli/cli-helpers.js
+++ b/packages/providence-analytics/src/cli/cli-helpers.js
@@ -6,6 +6,7 @@ const readPackageTree = require('../program/utils/read-package-tree-with-bower-s
 const { InputDataService } = require('../program/services/InputDataService.js');
 const { LogService } = require('../program/services/LogService.js');
 const { aForEach } = require('../program/utils/async-array-utils.js');
+const { toPosixPath } = require('../program/utils/to-posix-path.js');
 
 function flatten(arr) {
   return Array.prototype.concat.apply([], arr);
@@ -47,9 +48,9 @@ function pathsArrayFromCs(t, cwd = process.cwd()) {
           // eslint-disable-next-line no-param-reassign
           t = `${t}/`;
         }
-        return glob.sync(t, { cwd, absolute: true });
+        return glob.sync(t, { cwd, absolute: true }).map(toPosixPath);
       }
-      return pathLib.resolve(cwd, t.trim());
+      return toPosixPath(pathLib.resolve(cwd, t.trim()));
     }),
   );
 }
@@ -144,7 +145,7 @@ async function appendProjectDependencyPaths(rootPaths, matchPattern, modes = ['n
   //   depProjectPaths.filter(depP => depP.startsWith(rootP)).;
   // });
 
-  return depProjectPaths.concat(rootPaths);
+  return depProjectPaths.concat(rootPaths).map(toPosixPath);
 }
 
 async function installDeps(searchTargetPaths) {
diff --git a/packages/providence-analytics/src/cli/cli.js b/packages/providence-analytics/src/cli/cli.js
index be7d4f7b8..b943d86d0 100755
--- a/packages/providence-analytics/src/cli/cli.js
+++ b/packages/providence-analytics/src/cli/cli.js
@@ -11,6 +11,7 @@ const { InputDataService } = require('../program/services/InputDataService.js');
 const promptModule = require('./prompt-analyzer-menu.js');
 const cliHelpers = require('./cli-helpers.js');
 const extendDocsModule = require('./generate-extend-docs-data.js');
+const { toPosixPath } = require('../program/utils/to-posix-path.js');
 
 const { extensionsFromCs, setQueryMethod, targetDefault, installDeps } = cliHelpers;
 
@@ -282,7 +283,7 @@ async function cli({ cwd } = {}) {
     .option(
       '--output-folder [output-folder]',
       `This is the file path where the result file "providence-extend-docs-data.json" will be written to`,
-      p => pathLib.resolve(process.cwd(), p.trim()),
+      p => toPosixPath(pathLib.resolve(process.cwd(), p.trim())),
       process.cwd(),
     )
     .action(options => {
diff --git a/packages/providence-analytics/src/program/analyzers/helpers/Analyzer.js b/packages/providence-analytics/src/program/analyzers/helpers/Analyzer.js
index e71811189..45508c6a9 100644
--- a/packages/providence-analytics/src/program/analyzers/helpers/Analyzer.js
+++ b/packages/providence-analytics/src/program/analyzers/helpers/Analyzer.js
@@ -7,6 +7,7 @@ const { QueryService } = require('../../services/QueryService.js');
 const { ReportService } = require('../../services/ReportService.js');
 const { InputDataService } = require('../../services/InputDataService.js');
 const { aForEach } = require('../../utils/async-array-utils.js');
+const { toPosixPath } = require('../../utils/to-posix-path.js');
 const { getFilePathRelativeFromRoot } = require('../../utils/get-file-path-relative-from-root.js');
 
 /**
@@ -27,6 +28,29 @@ async function analyzePerAstEntry(projectData, astAnalysis) {
   return filteredEntries;
 }
 
+/**
+ * Transforms QueryResult entries to posix path notations on Windows
+ * @param {array|object} data
+ */
+function posixify(data) {
+  if (!data) {
+    return;
+  }
+  if (Array.isArray(data)) {
+    data.forEach(posixify);
+  } else if (typeof data === 'object') {
+    Object.entries(data).forEach(([k, v]) => {
+      if (Array.isArray(v) || typeof v === 'object') {
+        posixify(v);
+      }
+      // TODO: detect whether filePath instead of restricting by key name?
+      else if (typeof v === 'string' && k === 'file') {
+        data[k] = toPosixPath(v);
+      }
+    });
+  }
+}
+
 /**
  * @desc This method ensures that the result returned by an analyzer always has a consistent format.
  * By returning the configuration for the queryOutput, it will be possible to run later queries
@@ -81,6 +105,11 @@ function ensureAnalyzerResultFormat(queryOutput, configuration, analyzer) {
       }
     });
   }
+
+  if (process.platform === 'win32') {
+    posixify(aResult);
+  }
+
   return aResult;
 }
 
diff --git a/packages/providence-analytics/src/program/analyzers/helpers/normalize-source-paths.js b/packages/providence-analytics/src/program/analyzers/helpers/normalize-source-paths.js
index 79dcf0926..91c9868c4 100644
--- a/packages/providence-analytics/src/program/analyzers/helpers/normalize-source-paths.js
+++ b/packages/providence-analytics/src/program/analyzers/helpers/normalize-source-paths.js
@@ -6,6 +6,7 @@ const {
 } = require('../../utils/relative-source-path.js');
 const { resolveImportPath } = require('../../utils/resolve-import-path.js');
 const { aMap } = require('../../utils/async-array-utils.js');
+const { toPosixPath } = require('../../utils/to-posix-path.js');
 
 function toLocalPath(currentDirPath, resolvedPath) {
   let relativeSourcePath = pathLib.relative(currentDirPath, resolvedPath);
@@ -15,7 +16,7 @@ function toLocalPath(currentDirPath, resolvedPath) {
     // so 'my-local-files.js' -> './my-local-files.js'
     relativeSourcePath = `./${relativeSourcePath}`;
   }
-  return relativeSourcePath;
+  return toPosixPath(relativeSourcePath);
 }
 
 /**
diff --git a/packages/providence-analytics/src/program/services/InputDataService.js b/packages/providence-analytics/src/program/services/InputDataService.js
index d44849944..037710f8c 100644
--- a/packages/providence-analytics/src/program/services/InputDataService.js
+++ b/packages/providence-analytics/src/program/services/InputDataService.js
@@ -4,6 +4,7 @@ require('../types/index.js');
 
 const fs = require('fs');
 const pathLib = require('path');
+
 const child_process = require('child_process'); // eslint-disable-line camelcase
 const glob = require('glob');
 const anymatch = require('anymatch');
@@ -11,6 +12,7 @@ const isNegatedGlob = require('is-negated-glob');
 const { LogService } = require('./LogService.js');
 const { AstService } = require('./AstService.js');
 const { getFilePathRelativeFromRoot } = require('../utils/get-file-path-relative-from-root.js');
+const { toPosixPath } = require('../utils/to-posix-path.js');
 
 function getGitignoreFile(rootPath) {
   try {
@@ -39,7 +41,7 @@ function getGitIgnorePaths(rootPath) {
 
   // normalize entries to be compatible with anymatch
   const normalizedEntries = entries.map(e => {
-    let entry = e;
+    let entry = toPosixPath(e);
 
     if (entry.startsWith('/')) {
       entry = entry.slice(1);
@@ -87,11 +89,11 @@ function ensureArray(v) {
   return Array.isArray(v) ? v : [v];
 }
 
-function multiGlobSync(patterns, { keepDirs = false } = {}) {
+function multiGlobSync(patterns, { keepDirs = false, root } = {}) {
   patterns = ensureArray(patterns);
   const res = new Set();
   patterns.forEach(pattern => {
-    const files = glob.sync(pattern);
+    const files = glob.sync(pattern, { root });
     files.forEach(filePath => {
       if (fs.lstatSync(filePath).isDirectory() && !keepDirs) {
         return;
@@ -211,7 +213,10 @@ class InputDataService {
       const newEntries = [];
       projectObj.entries.forEach(entry => {
         const code = fs.readFileSync(entry, 'utf8');
-        const file = getFilePathRelativeFromRoot(entry, projectObj.project.path);
+        const file = getFilePathRelativeFromRoot(
+          toPosixPath(entry),
+          toPosixPath(projectObj.project.path),
+        );
         if (pathLib.extname(file) === '.html') {
           const extractedScripts = AstService.getScriptsFromHtml(code);
           // eslint-disable-next-line no-shadow
@@ -223,7 +228,7 @@ class InputDataService {
         }
       });
 
-      const project = this.getProjectMeta(projectObj.project.path);
+      const project = this.getProjectMeta(toPosixPath(projectObj.project.path));
 
       return { project, entries: newEntries };
     });
@@ -289,6 +294,11 @@ class InputDataService {
   static getGlobPattern(startPath, cfg, withoutDepth = false) {
     // if startPath ends with '/', remove
     let globPattern = startPath.replace(/\/$/, '');
+    // let globPattern = '';
+    if (process.platform === 'win32') {
+      // root = root.replace(/^.\:/, '').replace(/\\/g, '/');
+      globPattern = globPattern.replace(/^.:/, '').replace(/\\/g, '/');
+    }
     if (!withoutDepth) {
       if (cfg.depth !== Infinity) {
         globPattern += `/*`.repeat(cfg.depth + 1);
@@ -296,7 +306,8 @@ class InputDataService {
         globPattern += `/**/*`;
       }
     }
-    return globPattern;
+    // globPattern = globPattern.slice(1)
+    return { globPattern };
   }
 
   /**
@@ -350,14 +361,14 @@ class InputDataService {
       }
     });
 
-    let globPattern = this.getGlobPattern(startPath, cfg);
+    let { globPattern } = this.getGlobPattern(startPath, cfg);
     globPattern += `.{${cfg.extensions.map(e => e.slice(1)).join(',')},}`;
     const globRes = multiGlobSync(globPattern);
 
     let filteredGlobRes;
     if (removeFilter.length || keepFilter.length) {
       filteredGlobRes = globRes.filter(filePath => {
-        const localFilePath = filePath.replace(`${startPath}/`, '');
+        const localFilePath = toPosixPath(filePath).replace(`${toPosixPath(startPath)}/`, '');
         let shouldRemove = removeFilter.length && anymatch(removeFilter, localFilePath);
         let shouldKeep = keepFilter.length && anymatch(keepFilter, localFilePath);
 
@@ -382,10 +393,14 @@ class InputDataService {
         return shouldKeep;
       });
     }
+
     if (!filteredGlobRes || !filteredGlobRes.length) {
       LogService.warn(`No files found for path '${startPath}'`);
     }
-    return filteredGlobRes;
+
+    // reappend startPath
+    // const res = filteredGlobRes.map(f => pathLib.resolve(startPath, f));
+    return filteredGlobRes.map(toPosixPath);
   }
 
   /**
diff --git a/packages/providence-analytics/src/program/utils/relative-source-path.js b/packages/providence-analytics/src/program/utils/relative-source-path.js
index b7cc8a1b6..74bfcd6c3 100644
--- a/packages/providence-analytics/src/program/utils/relative-source-path.js
+++ b/packages/providence-analytics/src/program/utils/relative-source-path.js
@@ -1,3 +1,5 @@
+const { toPosixPath } = require('./to-posix-path.js');
+
 /**
  * @desc determines for a source path of an import- or export specifier, whether
  * it is relative (an internal import/export) or absolute (external)
@@ -18,7 +20,7 @@ function isRelativeSourcePath(source) {
  * @param {string} rootPath like '/path/to/repo'
  */
 function toRelativeSourcePath(fullPath, rootPath) {
-  return fullPath.replace(rootPath, '.');
+  return toPosixPath(fullPath).replace(rootPath, '.');
 }
 
 module.exports = { isRelativeSourcePath, toRelativeSourcePath };
diff --git a/packages/providence-analytics/src/program/utils/to-posix-path.js b/packages/providence-analytics/src/program/utils/to-posix-path.js
new file mode 100644
index 000000000..7d763285e
--- /dev/null
+++ b/packages/providence-analytics/src/program/utils/to-posix-path.js
@@ -0,0 +1,12 @@
+/**
+ * @param {string} pathStr C:\Example\path/like/this
+ * returns {string} /Example/path/like/this
+ */
+function toPosixPath(pathStr) {
+  if (process.platform === 'win32') {
+    return pathStr.replace(/^.:/, '').replace(/\\/g, '/');
+  }
+  return pathStr;
+}
+
+module.exports = { toPosixPath };
diff --git a/packages/providence-analytics/test-node/cli/cli.test.js b/packages/providence-analytics/test-node/cli/cli.test.js
index fbd067483..377e71f3f 100644
--- a/packages/providence-analytics/test-node/cli/cli.test.js
+++ b/packages/providence-analytics/test-node/cli/cli.test.js
@@ -21,6 +21,7 @@ const extendDocsModule = require('../../src/cli/generate-extend-docs-data.js');
 const cliHelpersModule = require('../../src/cli/cli-helpers.js');
 const { cli } = require('../../src/cli/cli.js');
 const promptAnalyzerModule = require('../../src/cli/prompt-analyzer-menu.js');
+const { toPosixPath } = require('../../src/program/utils/to-posix-path.js');
 
 const {
   pathsArrayFromCs,
@@ -29,7 +30,8 @@ const {
 } = cliHelpersModule;
 
 const queryResults = [];
-const rootDir = pathLib.resolve(__dirname, '../../');
+
+const rootDir = toPosixPath(pathLib.resolve(__dirname, '../../'));
 
 const externalCfgMock = {
   searchTargetCollections: {
@@ -429,7 +431,7 @@ describe('CLI helpers', () => {
         pathsArrayFromCollectionName('lion-collection', 'search-target', externalCfgMock, rootDir),
       ).to.eql(
         externalCfgMock.searchTargetCollections['lion-collection'].map(p =>
-          pathLib.join(rootDir, p),
+          toPosixPath(pathLib.join(rootDir, p)),
         ),
       );
     });
@@ -444,7 +446,7 @@ describe('CLI helpers', () => {
         ),
       ).to.eql(
         externalCfgMock.referenceCollections['lion-based-ui-collection'].map(p =>
-          pathLib.join(rootDir, p),
+          toPosixPath(pathLib.join(rootDir, p)),
         ),
       );
     });