Chrome Extension
401k plan data, compliance flags, and outreach hooks directly inside Nooks and LinkedIn — no tab switching.
Download Extension
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Installation
1
Download the extension
Click the button above to download
55-hundred-extension.zip to your computer.2
Unzip the file
Double-click the downloaded zip to extract it. You'll get a folder called
extension — keep track of where it is.3
Open Chrome Extensions
In Chrome, go to
chrome://extensions — or open the Chrome menu → More Tools → Extensions.4
Enable Developer Mode
Toggle Developer mode on using the switch in the top-right corner of the extensions page.
5
Load unpacked
Click Load unpacked (top left). Select the
extension folder you just unzipped. The 55-Hundred card will appear.6
Pin it to your toolbar
Click the puzzle piece icon in Chrome's toolbar, find 55-Hundred, and click the pin icon to keep it visible.
7
Connect your API key
Click the 55-Hundred icon in your toolbar. Paste your API key — find it at /account after signing in to the web app. The extension stores the key locally and uses it for all lookups.
Updating to a new version: download the new zip from this page, unzip it, go to
chrome://extensions, and click the refresh icon on the 55-Hundred card. If the card is missing, click Load unpacked and select the new folder.
What it does
🎯
Nooks dialer overlay
A floating panel appears automatically on
app.nooks.in. As you move between contacts, it detects the account and pulls their 401k data in real time — participants, assets, recordkeeper, compliance flags, and talk track hooks.💼
LinkedIn company pages
Navigate to any company page on LinkedIn and the panel injects automatically. Works across LinkedIn's SPA navigation — no page reload needed as you browse between companies.
🔍
Toolbar popup
Click the 55 icon in your toolbar to manually search any company by name or EIN. Add a state filter for better match accuracy. Expands to show filing history and Schedule C providers.
Changelog
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