Grossmann Ledger·Invoice processing, made simple·Coming soon
The Duomo of Como above the lakefront, by day. Como after sunset. The cathedral dome, the city lights and the lake.
Paris rooftops by day, with the Eiffel Tower in the distance. The Arc de Triomphe and the avenues of Paris from above, at night.
Operating from Serving Europe

Applications that streamline your workflow.

For small and mid-sized companies. We connect your systems, take the manual work off your team, and give hours back to your week.

Talk to us → See what we do
Who we work with

Small and mid-sized businesses

How we build

Engineering-led

What you get

Measured. Documented. Yours.

Our purpose

Systems that ease your work, so you have more time.

Small and mid-sized businesses need systems that simply work: ready to run, properly built, and free of headaches. That is what we deliver.

i.

Less manual work

Repetitive tasks move off your team and into dependable systems.

ii.

Ready to run

Systems delivered working, documented, and supported. No loose ends.

iii.

More time

Hours back in your week, for the work that actually grows your business.

01 · What we do

What we do.

Applications designed and built around the way your business actually works.

Como and the southern arm of Lake Como, seen from the hills above the city.
01.01

Connecting your existing ERP systems

We integrate, extend, and streamline the ERP systems your business already runs on. SAP, NetSuite, Microsoft Dynamics, and others. Your data stays where it lives; your workflows get faster.

  • Order-to-cash and procure-to-pay workflows
  • Keeping your systems in sync with each other
  • Invoice processing and accounts payable intelligence
  • Custom modules built around your process
A lamp-lit street in Montmartre, Paris, with the domes of Sacré-Cœur above the rooftops.
01.02

Workflow optimization

We take over the manual, repetitive processes that quietly consume your team's hours. Designed with care, delivered with the discipline of production-grade engineering.

  • Reading, extracting, and routing documents
  • Approval chains and multi-step processes
  • Making your tools talk to each other
  • Dedicated tools for repetitive work
02 · Approach

How we work.

Good systems are built like infrastructure. Understood properly first. Designed with intent. Delivered without drama.

I Discover

We listen first.

We map how your business actually works before we propose anything.

II Design

We plan carefully.

A clear plan, with measurable goals, ordered for real impact.

III Deliver

We build and prove.

Production-grade engineering, measured against the numbers that matter.

IV Sustain

We stay on.

Monitoring, refinement, partnership. No walk-away after handover.

1person

From first call to final handover. No relay teams.

2days

We reply to every enquiry within two working days.

Yours

Systems that stay yours. Fully documented, licensed on transparent terms.

The Duomo of Como behind the lake boats at the pier.
Como Our headquarters.
The Institut de France on the banks of the Seine, Paris.
Paris Our base in France.
03 · Studio

About us.

A small studio operating from Como and Paris, working with small and mid-sized companies across Europe. Every project is led by the founder, from first call to final handover. No outsourcing, no relay teams, no surprises.

Where

Rooted in Como.

Operating from Como and Paris. Working with companies across Europe, in English, wherever your business is.

Who

Led personally.

The person who designs the system is the person who builds it. From the first call to the last line of code.

How

Long relationships.

We work in quarters and years, not weeks. Built to last, not to impress.

Why

Because operations matter.

The systems that keep your business running deserve the same care as the ones your customers see.

The Eiffel Tower at the end of a Paris street at dusk.

The best systems are invisible. They save you hours without you ever thinking about them.

Grossmann Systems
04 · Principles

How we think.

Built to last. Measured against real outcomes. Yours to keep, on terms that respect your business.

Principle I

Discipline over novelty.

Proven tools, proven patterns. New technology only where it earns its keep.

Principle II

Results, measured.

Every project starts with clear success metrics, agreed upfront. If we can't measure it, we won't claim it.

Principle III

Yours to keep.

Every system we build is licensed on transparent terms. Fully documented, structured so you stay in control of what your business runs on.

05 · Our products

Our first product: Grossmann Ledger.

Alongside custom projects, we build small, focused tools for small and mid-sized businesses. The first of them, Grossmann Ledger, is coming soon.

Grossmann Coming soon
Invoice processing, made simple

Drop your invoices in. Get clean, structured data out: supplier, amount, due date, VAT, bank details. Review, edit, export. Hours of manual typing, given back to your week.

  • Reads PDFs and images, in any language
  • Sorts your documents by type
  • One-click export to CSV and your accounting software
  • Encrypted. Confidential. Your data never leaves your account.
  • Licensed on transparent terms. Yours to keep.
Interested? Write to us and we will let you know when it launches.
06 · Contact

Tell us what's slowing you down.

A short, honest conversation. No obligation. I'll tell you whether I can help. And if I can't, I'll point you to someone who can.

Email info@grossmannsystems.com
Location Como, Italy and Paris, France
Availability Now accepting new engagements

Replies within two working days. Every conversation is confidential and carries no obligation.