Optovo For Tomorrow — 100% of every toolkit purchase, plus 5% of all Optovo profit, goes to kids’ cancer treatment in Armenia.Read the story →
Service · 16

Client Portals & Membership Platforms

Stop running your client relationships over email threads and shared folders. We build branded, logged-in portals where clients see their projects, documents, invoices, content, or community — and where memberships turn into recurring revenue.

What it is

The upgrade from email attachments.

When clients ask 'can you resend that file?' or 'where do I see the status?', the real problem is that your business has no logged-in home. Everything lives in email threads, shared drives, and someone's memory. It reads as unprofessional and it eats hours of your team's week.

A client portal fixes both: one branded login where each client sees exactly their world — project status, deliverables, documents, invoices, messages, appointments. For membership businesses the same machinery becomes the product itself: gated content, courses, community, and subscription billing that runs itself through Stripe.

We have built these for agencies, advisory firms, and product companies — including the account, permission, and billing infrastructure underneath. It is one of the highest-leverage pieces of software a service business can own.

What you get

A complete logged-in product.

  • Branded portal on your domain — every client gets a secure login
  • Per-client dashboards: status, files, deliverables, history
  • Secure document exchange (no more attachments floating in inboxes)
  • Messaging or update feeds so communication lives with the work
  • Stripe subscription billing for memberships — trials, tiers, upgrades
  • Gated content, courses, or community spaces for member models
  • Admin panel for your team: manage clients, content, and access in minutes
  • Roles and permissions that mirror your organization
  • Full source code and data ownership — no platform rent
How we build it

From access chaos to one login.

  1. 01

    Model the relationship

    What does each client need to see, do, and never see? The portal is designed around your actual client lifecycle.

  2. 02

    Proposal

    Fixed quote and timeline in writing within 48 hours.

  3. 03

    Build

    Auth, dashboards, documents, billing — with a working portal you can log into within the first weeks.

  4. 04

    Migrate + launch

    Existing clients imported and invited with zero-friction first logins. Your team trained on the admin side.

  5. 05

    Extend

    Optional: new modules over time — reporting, scheduling, referrals, community — as the portal becomes the center of the client experience.

The stack

Proven portal architecture.

Next.jsReactNode.jsPostgreSQLStripe BillingResendS3-compatible storageJWT auth
Who it's for

Who runs on portals.

  • Agencies and studios delivering ongoing work to many clients
  • Advisory, legal, and financial firms exchanging sensitive documents by email
  • Coaches and educators selling gated content, courses, or community
  • Any business ready to turn expertise into recurring membership revenue
Pricing

Scoped to your member model.

Client portals typically start around $8–18k fixed-quote depending on modules (documents, billing, courses, community). Membership platforms with subscription billing land in the same range — and replace platform fees that scale against you forever.

Recent work
FAQ

Portal questions, answered.

What does a client portal actually include?

Whatever your client relationship needs: per-client dashboards, project status, secure file exchange, invoices and payments, messaging, appointment booking, and content. We scope the modules to your workflow — you are not paying for features you will not use.

How is this better than Notion, Drive, or a generic portal SaaS?

Shared docs work until clients need a professional, branded, permissioned experience — and until you need billing, status, and documents in one place. A custom portal is your product, on your domain, with your rules, and no per-client platform fees as you grow.

Can it handle memberships and subscription payments?

Yes — Stripe-powered tiers, trials, coupons, upgrades and cancellations, with content and community access gated automatically by membership level. The billing runs itself.

How much does a client portal cost to build?

Most portals land between $8–18k fixed-quote depending on modules. If you are currently paying a per-member or per-client SaaS fee, the math usually flips within the first year or two — and the asset is yours.

Is it secure enough for sensitive documents?

Yes — encrypted in transit and at rest, per-client permission walls, audit trails of who accessed what, and your own accounts holding all data. For advisory and financial firms this is usually a step up from the email attachments it replaces.

Can existing clients and content be migrated in?

Yes — we import clients, documents, and content from wherever they live today (drives, email, old platforms) and handle the invite flow so adoption is smooth. Launch day feels like an upgrade, not a disruption.

Pairs well with

Ready to start?

Tell us what you're trying to build. Free 30-minute call. Written proposal with fixed pricing within 48 hours.

Other services