
Software built for
fenestration.
Specialist software for the window, door and glazing trade — engineered by a team that's lived and breathed the industry. Home of FramesHub.
We didn't discover fenestration from a spreadsheet.
Years inside the industry taught us where it hurts — disconnected systems, endless rekeying, quoting that takes longer than it should, and software that solves one step without talking to the next.
The result was FramesHub. Today we're investing in a specialist software capability built for this trade and no other.

Every link in the process — joined up.
Most software stops at the edge of one business. We build for the whole chain, so information moves with the job instead of being typed in again at every handover.

Homeowner
- Enquiry
- Design
- Quote
- Approval

Installer / Retailer
- Sales
- Survey
- Ordering
- Installation

Fabricator
- Orders
- Production
- Manufacturing
- Despatch

Systems & Profile
- Products
- Technical data
- Distribution
- Insight
FramesHub — one platform, three products.
Each built for a different part of the trade — connected to the same chain.

FramesHub Lite / Pro
For installers & retailers
Survey, quote, sell and manage jobs from first enquiry to installation.
Explore
FramesHub EXP
For fabricators
Connect incoming orders to production — without replacing what already works.
Explore
FramesHub Profile System
For systems & profile companies
See live demand across the network and connect product data to the trade.
ExploreYour business doesn't have to fit the software.
Keep what works. Connect what doesn't. Build what's missing. We work alongside the technology you already run.
System Integrations
Join up fenestration, CRM, accounting and manufacturing systems.
Customers & Chain Members
Give customers and chain members the visibility they ask for.
Bespoke Software
Applications built around what makes your business different.
Workflow Automation
Cut repetitive admin and the rekeying between systems.
APIs & Connectivity
Move information cleanly between suppliers, systems and customers.
Production Software
Technology shaped around the factory floor and operations.
Reporting & Intelligence
Turn operational data into decisions management can act on.
Legacy Modernisation
Extend, connect or gradually replace systems you've outgrown.
Not a bolt-on — a division that knows the trade.
Fenestration is a dedicated, sector-focused division of Sitim — a team who understand the industry, with its own roadmap and a permanent place in the business. FramesHub is its flagship: a specialist software practice for the window, door and glazing trade, and where it starts, not where it ends.
A group of partners came together — best placed to design, program and build a system that covers every attribute of the industry. Between them they bring decades from:
Experience drawn from the UK, America, Japan, Germany and France.
Fenestration knowledge. Serious software engineering.
Industry experience
First-hand knowledge of how fenestration businesses actually run.
Serious engineering
An established software business building complex, scalable systems.
Integration before disruption
We work with the technology you have — not rip it out on day one.
In it for the long term
Fenestration is a permanent part of our business — built for the long haul, not a passing interest.
Got a fenestration software problem nobody seems to have solved properly?
We'd like to hear about it.
