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Case study · Equipment rental

AR billing and customer portal for Hoskins Equipment

Invoicing lived on a green-screen ERP and a spreadsheet. We built the customer portal, the billing app that replaced the ERP screens, and the bridge into QuickBooks — a modern layer that works with the legacy system instead of replacing it.

  • Customer portal
  • Billing app
  • QuickBooks integration
Hoskins Equipment — AR billing + portal$4M+collected in its first fifteen months
$4M+collected in the first fifteen months
0legacy systems ripped out
3pieces: portal, billing app, QuickBooks bridge
The product as we found it

Invoicing lived on a green-screen ERP and a spreadsheet. Replacing the legacy system outright wasn't on the table — the business runs on it.

What we changed
Hoskins Equipment — AR billing + portal
  1. 01Built a customer portal where customers see and pay their invoices.
  2. 02Built the billing app that replaced the ERP screens for the team.
  3. 03Built the bridge into QuickBooks.
  4. 04Designed the whole thing as a modern layer that works with the legacy system instead of replacing it.
What moved

More than $4M collected through the portal in its first fifteen months.

The ledger

Shipping since June 2025.

118releases to production
46/74weeks with a release
Fri, Oct 30last release
  1. Fri, Oct 30Hoskins EquipmentA release to production
  2. Thu, Oct 29Hoskins EquipmentA release to production
  3. Mon, Oct 26Hoskins EquipmentA release to production
  4. Sat, Oct 24Hoskins EquipmentA release to production
  5. Thu, Oct 22Hoskins EquipmentA release to production
The full ledger →
Prizmstack's speed and communication are impressive. As far as agencies go, they're pretty cutting-edge in terms of AI tool use.
IT ManagerHoskins Equipment · verified review, Apr 2026
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