Run your business from one place.

Bring your people, processes and business information together — so your organisation can see what is happening, remember what happened before, and make better-informed decisions about what happens next.

Built for small and growing UK businesses.

Business overview

Illustrative

Open Actions

23

Awaiting Approval

5

Active Workflows

12

Tasks Due Today

8

Decisions requiring approval

  • Purchase request PR-1042

    Procurement · Manchester Branch

  • Quote discount above threshold

    Sales · Rotherham

  • Supplier change for Job J-318

    Operations · Leeds

Recent activity

  • Job J-318 moved to In progress

    Operations

  • Lead L-207 qualified and assigned

    Sales

  • Stock item SKU-4410 marked low

    Stock

  • Task T-982 completed

    Field team

Illustrative Dunn OS interface. Figures are examples only.

The Dunn OS approach

See. Remember. Decide.

Three connected ideas sit behind everything Dunn OS does.

  1. See

    01

    Bring important business activity together so you can see what is happening across your organisation.

  2. Remember

    02

    Build organisational memory from actions, decisions and outcomes instead of losing valuable context across spreadsheets, messages and individual employees.

  3. Decide

    03

    Use better context and past experience to support more informed decisions about what happens next.

  1. See
  2. Remember
  3. Decide

The problem

Your business shouldn't live across ten different systems.

As organisations grow, information and activity spread out — and the reasoning behind past decisions goes with it.

Information is scattered

Activity and records sit across different systems, spreadsheets, message threads and individual people.

Businesses forget

The context behind previous actions and decisions is lost, so the same ground gets covered again and again.

It is hard to see what happened

Establishing who acted, what information was available and why a decision was made takes far longer than it should.

Processes depend on single tools

Important business processes become tied to individual applications and communication providers.

One business. One clear view.

Connected operations

A connected operating environment, not another separate tool.

Dunn OS is designed as one operating environment for your organisation, so information, workflows and responsibilities stay joined up as work moves between people and teams.

Shared information

People work from the same records rather than their own copies.

Connected workflow

Work moves between people with context travelling alongside it.

Clear responsibility

It stays visible who owns each piece of work and what happens next.

Intelligence

Intelligence where decisions happen.

Dunn OS is being developed around a simple principle: intelligence should support people at the point where work and decisions happen, rather than sitting in a separate AI chat window.

  1. Situation detected
  2. Context gathered
  3. Recommendation explained
  4. Human approval where required
  5. Action
  6. Outcome recorded

The goal is not AI making every decision. It is giving people better context, clearer recommendations and a record of why important decisions were made.

People remain in control.

The Dunn OS design philosophy keeps human authority at the centre of higher-risk decisions. Intelligence can support and explain; defined actions are intended to require the appropriate human approval.

Organisational memory

Your business should remember.

Businesses accumulate valuable experience every day, but much of it disappears into inboxes, spreadsheets, messaging threads and people's memories.

Dunn OS is being developed to help organisations retain useful context from decisions and outcomes, creating organisational memory that can inform future work.

  1. Decision
  2. Reason
  3. Action
  4. Outcome
  5. Organisational memory
  6. Better context next time

Decision history

Know what happened. Know why.

Important business decisions should not disappear into conversations and disconnected systems. Dunn OS is being designed to preserve the context around important actions — what happened, who was involved, what information was available and why a decision was made.

Decision history

  1. Request
  2. Evidence
  3. Recommendation
  4. Approval
  5. Action
  6. Outcome

Access model

Access that reflects how your business actually works.

Dunn OS combines Role, Function and Scope to give people access to the information and actions they need.

Manager
Procurement
Manchester Branch

=

Manager → Procurement → Manchester Branch

Role
What level of authority does this person have?
Function
Which area of the business do they work in?
Scope
Which branch, department, project or business unit can they access?

This gives businesses more precise control than relying on job titles alone.

Business workflow

From enquiry to completion.

Dunn OS connects activities across your business, reducing the gaps created when teams rely on separate tools.

  1. 01

    Lead

  2. 02

    Customer

  3. 03

    Quote

  4. 04

    Job

  5. 05

    Task

  6. 06

    Delivery

  7. 07

    Payment

  8. 08

    Reporting

Application layer

One operating system. Across your business.

Use Dunn OS across the areas that matter to your organisation, bringing information and workflows into a connected operating environment.

Leads & CRM

Capture enquiries, manage opportunities and track leads through your sales process.

Customers

Keep customer information, activity and history together.

Jobs & Projects

Create jobs, assign responsibility, track progress and see what needs attention.

Tasks & Teams

Give people clear responsibilities and track work across your company.

Stock

See what you have, where it is and which items need attention.

Procurement

Manage purchase requests, approvals, suppliers and purchasing activity.

Management Dashboard

See key business information without chasing different people for updates.

Use cases

Built for businesses that need a clearer way to operate.

The immediate focus is small and growing UK businesses. The Dunn OS concept is intended to work across different types of organisation through common business capabilities and industry-specific configuration.

Property & Facilities

Manage enquiries, properties, maintenance jobs, contractors and operational activity.

Professional Services

Track prospects, customers, projects, tasks and client activity.

Trade & Service Businesses

Manage enquiries, quotes, jobs, teams, materials and customer history.

Growing SMEs

Bring disconnected spreadsheets, processes and applications into a connected business system.

Management visibility

See what's happening without chasing people.

Dunn OS gives owners and managers a clearer view of activity, open actions and decisions across the business from one place.

Open Actions

31

Decisions Awaiting Approval

6

Active Workflows

17

Tasks Requiring Attention

9

Customer Activity (7 days)

48

Stock Alerts

3

Active workflows

  • Enquiries in progress14
  • Quotes awaiting response9
  • Jobs in progress17
  • Awaiting parts4
  • Completed this week11

Requiring attention

  • Purchase request PR-1042 awaiting approval

    Procurement · Manchester

  • Job J-318 blocked — supplier change proposed

    Operations · Leeds

  • Task T-874 overdue by 2 days

    Field team

  • SKU-4410 below minimum stock level

    Stock

Activity by area

Leads
Customers
Jobs
Tasks
Stock
Procurement
Illustrative dashboard data shown for demonstration.

Adoption

Start with what you need.

You don't have to change your entire business at once. Start with the areas causing the biggest problems and introduce more Dunn OS functions as your needs grow.

  1. Step 1

    CRM

  2. Step 2

    Jobs

  3. Step 3

    Operations

  4. Step 4

    Stock

  5. Step 5

    Procurement

  6. Step 6

    Connected Dunn OS

Ready to see your business in one place?

See how Dunn OS could work for your company.

Dunn OS is operated by Dunn OS Ltd, a company registered in England and Wales (Company No. 17458594).