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General GUIDE

Agency Deployments: Managing Multiple Client Sites

Best practices for web design agencies deploying Sienna across multiple websites with the Agency White-Label plan.

Updated on 3/25/2026

Sienna for Web Design Agencies

Working with multiple clients means managing multiple codebases, branding guidelines, and compliance requirements. Sienna offers a dedicated Agency Plan designed specifically for web development studios, freelancers, and enterprise networks.

The Unlimited Websites Advantage

Unlike the Pro license (which covers a single domain), the Agency Plan allows you to deploy Sienna on an unlimited number of client websites.

You receive a “Master Agency Key” that validates all premium features (custom colors, disabled badges, self-hosting) across any domain you plug it into.

Example Agency Deployment

When shipping a client’s website (e.g., a restaurant on Squarespace or a boutique on Webflow), inject the Sienna script using your master key and the client’s hex color:

<!-- Client 1: Red Branding -->
<script src="https://cdn.jsdelivr.net/npm/sienna-accessibility/dist/sienna.min.js"
  data-primary-color="#D32F2F"
  data-hide-badge="true"
  data-key="agency_MASTER_KEY_XYZ"
  defer>
</script>
<!-- Client 2: Green Branding -->
<script src="https://cdn.jsdelivr.net/npm/sienna-accessibility/dist/sienna.min.js"
  data-primary-color="#388E3C"
  data-position="bottom-left"
  data-hide-badge="true"
  data-key="agency_MASTER_KEY_XYZ"
  defer>
</script>

Value Proposition for Your Clients

By including Sienna with your standard web design package, you can instantly up-sell accessibility to your clients without incurring ongoing per-site costs yourself.

You can offer:

  1. Immediate Visual Accessibility: Add a premium, white-labeled accessibility layer that matches the expensive custom design you just built them.
  2. Zero Privacy Liability: Reassure clients that Sienna doesn’t use cookies and won’t complicate their GDPR/CCPA privacy policies.

How to Upgrade

Ready to standardize accessibility across your entire portfolio? Head over to the Pricing page to purchase an Agency license, or open a support ticket if you need to migrate an existing Pro license.

Free Forever

Ready to make your website accessible?

It takes less than 2 minutes to install!