Sector Growth
Custom Portals · PRD
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Product requirements · Sector Growth

Custom portals, backed by HubSpot.

A branded, fast, mobile-first portal for your customers, members, investors, or partners, with HubSpot as the system of record. Your team works in HubSpot. Your customers get a beautiful window into their world. Read and written live, in real time. One platform that grows to replace the tools you pay for today.

Explore the capabilities
Built on HubSpot Mobile-first & white-label Live in ~90 days Scales to thousands of users 0 user caps
The opportunity

Your customer relationships live in HubSpot. Your customer experience should too.

Companies increasingly need a self-service portal for the people they serve. Off-the-shelf portal tools are rigid, rarely mobile, disconnected from your CRM, and capped by per-seat fees. So data goes stale, the experience feels generic, and you end up paying for, and stitching together, several systems. We take a different path: a portal custom-built to your brand and process, with HubSpot as the single source of truth.

~90 days
Discovery to launch
1
Source of truth (HubSpot)
Thousands
Concurrent users, cached for scale
Many → 1
Third-party tools consolidated
What it is

A front end your customers love. A back office your team already knows.

The portal is a custom web app, your brand, your layout, fully responsive. Behind it, HubSpot is the back office your team works in every day, plus a Sector Growth backend and database for the things HubSpot does not do (auth, caching, state, custom logic). The two are glued together and synced live.

Off-the-shelf portal
Rigid plugin you cannot truly customize
Breaks, or simply will not load, on mobile
Separate from your CRM, so data drifts out of sync
User caps and per-seat pricing
Slow, with no real path to scale
A tool you rent, that never gets better
Sector Growth custom portal
Your brand, your fields, any layout you want
Mobile-first, fast, polished on every device
HubSpot is the source of truth, always live
No caps, one flat managed fee
Edge-hosted, scales to thousands of users
A platform you own, that gets stickier over time
Who it's for

Anyone you serve gets a window. Your team never leaves HubSpot.

The same pattern fits almost any relationship where a customer needs visibility into their records, and your team needs to manage them. The portal is the external face; HubSpot is where the work happens.

External: the people you serve
Customers & clients Borrowers Investors Brokers & partners Members Patients & families Students & parents Tenants

They sign in to a branded portal and see exactly what is theirs: status, documents, messages, balances, next steps. Nothing more.

Internal: your team
Sales & success Operations Service Underwriting / processing Management

They work in HubSpot CRM, the back office they already have: dashboards, pipelines, tasks, reporting, audit. Every change is reflected in the portal in real time.

The capability set

Everything a modern customer portal needs, and then some.

Every capability below is generalized from portals we build today. Each maps cleanly to HubSpot objects, properties, associations, files, tickets, and events, plus our own backend for what HubSpot cannot hold. Scope what you need now; the rest is a module away.

The differentiator

The admin side is HubSpot. We do not rebuild your back office, we build the front of it.

Most "portal" projects quietly include a second, custom admin app to build and maintain. We do not. Your management dashboard, communication center, status management, conditions and tasks, reporting, and audit trail are HubSpot, the enterprise platform your team already trusts. The portal is the beautiful layer on top.

Your requirements, already solved by HubSpot

Management dashboards become HubSpot list and board views. Communication is the contact timeline. Status management is moving a deal through its pipeline. Conditions and tasks replace Trello or Asana natively. Internal notes stay private. Reporting and analytics are HubSpot dashboards, exportable to Excel, CSV, and PDF. The audit trail is the timeline plus the behavioral events the portal streams.

Manage

Deal and contact list and board views, filtered and sorted to your fields. Move a customer through their stages with a drag.

Communicate

Reply from the timeline; it appears in the customer's portal thread. Internal notes stay internal. Tasks replace your task tool.

Measure

Pipeline, production, operations, and team reports, native and exportable. Full audit trail for compliance.

How it works

HubSpot at the core. A secure edge backend in between. Your systems feeding it.

The portal never talks to HubSpot directly. A Sector Growth backend at the edge holds the credentials, enforces access, caches reads so HubSpot rate limits never bottleneck you, and writes changes back. Line-of-business systems sync into HubSpot and surface live in the portal.

Front end
Your customers
Branded portal, mobile-first, fast. Sees only their own records.
Sector Growth
Edge backend + database
Auth, caching, row-level security, custom logic. Secrets stay server-side.
System of record
HubSpot
Contacts, deals, tickets, custom objects, files, events. Your team works here.

Plus your line-of-business systems (a loan origination system, accounting, e-signature, a property or practice management system, a POS) sync into HubSpot through custom or native integrations, and everything relevant appears in the portal. Encrypted in transit and at rest, audited end to end, and built for the compliance posture your industry requires.

In focus · a real example

A borrower portal for a private mortgage lender.

Here is the platform instantiated for one industry. A lender's borrowers sign in to track their loans, see payoff progress, upload and track documents, and message the team, while every stage, document decision, and reply happens in the lender's HubSpot. This is live. Take a peek.

Real-time loan status, straight from the HubSpot pipeline
What the borrower sees
Every loan they hold, with balance, payoff progress, and next payment
A live status tracker through the lender's seven funding stages
Documents with approved / pending / action-needed status and re-upload
An async message thread with the loan team
Notification preferences, and their own editable profile
An investor view that scales to 100+ loans, searchable
What the team does (in HubSpot)
Moves a loan to the next stage; the borrower's tracker advances instantly
Approves or rejects a document; the badge flips in the portal
Replies from the timeline; it lands in the borrower's thread
Toggles who can sign in, and sends a reset, from the contact record
Sees logins, views, uploads, and messages stream in as events
Runs pipeline and production reports, native and exportable

See the live borrower portal

Opens a working demo, real data flowing live from HubSpot. Sign in with the demo account, or open it full screen.

Built for any industry

One pattern. Many fronts.

Swap the brand, the records, and the language, and the same platform serves a very different customer. Each is a re-skin and a configuration on the same foundation.

It grows with you

Start with a portal. End with a platform that replaces your stack.

Because everything centers on HubSpot, new capabilities are modules, not new projects. A typical path, sequenced so nothing breaks:

Live
The portal + HubSpot CRM
Branded portal, status, documents, messaging, notifications, the team working in HubSpot.
Next
Line-of-business integration
Your industry system (LOS, PMS, EHR, SIS, accounting) syncs into HubSpot and surfaces in the portal.
Then
E-signature & documents
Sign agreements in-flow; signed and funding documents land back in the portal.
Then
Accounting & payments
Statements, invoices, and optional payment visibility, reconciled to your books.
Then
More portals
Investor, broker, partner, or vendor portals, same data, a different lens.
Then
Native mobile app & AI
A mobile app on the same backend, and HubSpot Breeze agents for instant answers and automation.
How we deliver

Discovery, build, launch. Then we host and manage it.

01
Discovery
2 to 3 weeks. Your brand, fields, stages, personas, integrations, and the object model in HubSpot.
02
Build
The portal, the backend, the HubSpot model, and the integrations, on a fixed scope.
03
UAT
You test against real data; we tighten and harden.
04
Launch
Live on your domain, typically within a 90-day target.
05
Manage
We host, monitor, and support it on a flat monthly fee.
Fixed-scope build

A clear statement of work for the portal, the backend, the HubSpot model, and integrations.

Managed hosting

Edge hosting, monitoring, updates, and support. You and HubSpot, glued and looked after.

Productized, so it is fast

We have built this before. Your build reuses a proven foundation, which keeps cost and timeline down.

Why Sector Growth

An Elite HubSpot partner that also ships custom software.

Most agencies stop at configuration; most dev shops do not know HubSpot. We do both. We architect the HubSpot model and build the custom portal and integrations on top, so the two are designed together, not bolted together.

One partner, the full stack

HubSpot architecture, custom front end, backend, database, and integrations, delivered and managed by one team.

Sticky by design

The portal and HubSpot are glued together. Your customer experience and your CRM become one thing, harder to leave, easier to grow.

Let's build it

See a portal that is genuinely yours.

Tell us who you serve and what lives in your HubSpot. We will scope a portal that fits, and show you a working one first.

Start a discovery