The All-In-One ERP for Admin & System Management

The right people. The right access. Full control.
Behind every installation business that runs smoothly, there’s a system someone set up carefully. The right team members have access to the right modules. New starters are productive on day one. Leavers are offboarded before anything goes wrong. Leave is tracked without a spreadsheet and working hours are monitored without a manual check. OpusFlow gives whoever owns the system the tools to build that setup properly and maintain it as the business grows.
Super Admin module | OpusFlow
Join over 3.000 installers using OpusFlow

Why opusflow

Benefits for your team

Here’s what changes when your system administration is built into the same platform as your operations. No more separate HR tools, no more guessing who has access to what, and no more onboarding processes that rely on whoever happens to remember the steps.
Granular access, zero guesswork
Define exactly who sees what, down to individual modules and fields.
Onboard and offboard in minutes
New starters get the right access immediately. Leavers lose it just as fast.
HR admin without the spreadsheets
Leave requests, approvals, and hour balances managed in one place.
Security that doesn't need babysitting
SSO, MFA, and immutable audit logs. Your data stays yours, always.

WHERE SYSTEM MANAGEMENT BREAKS DOWN

Where the cracks appear

Most admin and system problems don’t announce themselves. Access that was set up two years ago and never reviewed. Leave tracked in a shared spreadsheet that three people edit. A new starter who spent their first week waiting for permissions. And a switch to a new platform that keeps getting postponed because no one wants to deal with the migration. These aren’t edge cases. They’re the default state for most growing installation businesses.

Sounds Familiar?

Access permissions were set up once and never revisited

When the business was smaller, everyone had access to everything and it worked fine. Now there are fifteen people in the system, two of them are in sales, one is a subcontractor, and nobody is entirely sure what any of them can see. Changing it feels risky. Leaving it feels riskier. Without a clear role structure and a way to enforce it, access management stays on the list of things to sort out later.

Someone submits leave via WhatsApp. A manager approves it verbally. Someone else updates the shared sheet, if they remember. By the time the planning team needs to know who is available next week, the data is unreliable and at least one person has a conflict nobody flagged. Working hours are no cleaner. Overtime, break compliance, and contracted hours get checked manually at month-end, if they get checked at all.

The current system is painful, but at least the data is there. Moving to something new means deciding what to bring across, how to bring it, and what happens if something gets lost. Most businesses delay the switch for months or years because the migration feels harder than the problem it would solve. The longer they wait, the more data accumulates in the old system, and the harder it becomes to make the move.

Role-based access. Set once, trusted completely.

OpusFlow’s Role-Based Access Control lets you define exactly what each user can see and do, down to the individual module, record type, and field. Group users into teams, assign permission profiles, and enforce them consistently across the whole account. When someone’s role changes, you update the profile and it applies immediately. No one-off exceptions, no forgotten access, and a full audit log of every login and data change for complete accountability.

Leave, hours, and compliance in one place.

OpusFlow’s leave management lets your team submit requests through a built-in calendar view, routes them through an approval workflow, and pushes approved leave directly onto the planning board. Hour registrations are logged against projects in real time, and working-hours compliance monitoring checks whether break and shift rules are being followed, flagging issues before they become a problem at month-end. No spreadsheets, no cross-referencing, no chasing.

A clean path to OpusFlow, with support alongside you.

OpusFlow is built on an open API, which means your existing data can be structured and imported without starting from scratch. The onboarding process is supported by the OpusFlow team, not handed off to an expensive third-party consultant. And because the platform is purpose-built for installation businesses, the data model already fits the way you work rather than needing months of configuration before it does.

Where the cracks appear

Most admin and system problems don’t announce themselves. Access that was set up two years ago and never reviewed. Leave tracked in a shared spreadsheet that three people edit. A new starter who spent their first week waiting for permissions. And a switch to a new platform that keeps getting postponed because no one wants to deal with the migration. These aren’t edge cases. They’re the default state for most growing installation businesses.

When the business was smaller, everyone had access to everything and it worked fine. Now there are fifteen people in the system, two of them are in sales, one is a subcontractor, and nobody is entirely sure what any of them can see. Changing it feels risky. Leaving it feels riskier. Without a clear role structure and a way to enforce it, access management stays on the list of things to sort out later.

Role-based access. Set once, trusted completely.

OpusFlow’s Role-Based Access Control lets you define exactly what each user can see and do, down to the individual module, record type, and field. Group users into teams, assign permission profiles, and enforce them consistently across the whole account. When someone’s role changes, you update the profile and it applies immediately. No one-off exceptions, no forgotten access, and a full audit log of every login and data change for complete accountability.

Someone submits leave via WhatsApp. A manager approves it verbally. Someone else updates the shared sheet, if they remember. By the time the planning team needs to know who is available next week, the data is unreliable and at least one person has a conflict nobody flagged. Working hours are no cleaner. Overtime, break compliance, and contracted hours get checked manually at month-end, if they get checked at all.

Leave, hours, and compliance in one place.

OpusFlow’s leave management lets your team submit requests through a built-in calendar view, routes them through an approval workflow, and pushes approved leave directly onto the planning board. Hour registrations are logged against projects in real time, and working-hours compliance monitoring checks whether break and shift rules are being followed, flagging issues before they become a problem at month-end. No spreadsheets, no cross-referencing, no chasing.

The current system is painful, but at least the data is there. Moving to something new means deciding what to bring across, how to bring it, and what happens if something gets lost. Most businesses delay the switch for months or years because the migration feels harder than the problem it would solve. The longer they wait, the more data accumulates in the old system, and the harder it becomes to make the move.

A clean path to OpusFlow, with support alongside you.

OpusFlow is built on an open API, which means your existing data can be structured and imported without starting from scratch. The onboarding process is supported by the OpusFlow team, not handed off to an expensive third-party consultant. And because the platform is purpose-built for installation businesses, the data model already fits the way you work rather than needing months of configuration before it does.

Join over 3.000 installers using OpusFlow

System admin tasks, handled in plain language

OpusAI agent is built into OpusFlow and has full context of your account, including your users, roles, projects, and data. Use it to search across the system in any language, surface information about team capacity or access configurations, create tickets or tasks from a quick instruction, or get a plain-language summary of activity across the platform. For whoever manages the system day to day, it removes the need to navigate to find answers and replaces it with a conversation.

Works with the tools your business already runs on

OpusFlow connects natively with Google Workspace, Microsoft 365, Exact, Mollie, and more, so your team hits the ground running, not starting over.

Control who does what, across every module

OpusFlow’s user management gives you a fully granular Role-Based Access Control matrix to work with. Assign permissions at the module and field level, group users into teams for resource planning and scheduling, and enforce modern security standards including Single Sign-On and Multi-Factor Authentication across the whole account. Every login and every data change is recorded in an immutable audit log. Onboarding a new starter takes minutes. Offboarding is immediate, with no risk of lingering access.

Super Admin module | OpusFlow

Trusted by the people who run the system

From business owners to operations leads, here's what teams say after making the switch.

SOLAR SG
“OpusFlow gives us the tools to manage our company efficiently and recognize our team’s work. Every time we’ve needed support, the OpusFlow team has been there for us. The ERP is complete, adaptable, and essential for our continued growth.”

Laura Barranco - Head of Finance and Operations

Leave requests, hour tracking, and compliance. Built in.

OpusFlow’s leave management module lets your team submit requests through a dedicated calendar view, with configurable leave types, per-employee balances, and a full approval workflow for managers. Approved leave appears instantly on the planning board so scheduling always reflects who is actually available. Hour registrations are logged against projects in real time, and working-hours compliance monitoring checks against configured shift rules, flagging breaches before they reach payroll or become an HR issue.

One platform. Every part of the business covered.

OpusFlow is not a quoting tool with a few extras bolted on. It is a full business platform built specifically for sustainable installation companies — with 25+ modules covering everything from your first customer contact to your final invoice. Here is what is included.

FAQ

Everything you want to know before booking a demo.

Can we export dashboard data?

Yes. OpusFlow’s advanced data grids support export functions so you can pull the underlying data out when you need it — for an external accountant, a board presentation, or any reporting that happens outside the platform. That said, for most reporting needs the live dashboard removes the need to export at all, since the data is already structured, filterable, and drillable within OpusFlow itself.

Can different team members see different dashboards?

Yes. Dashboard configurations are role-based, so you can assign different views to different parts of the organisation. A warehouse manager sees stock and procurement metrics. A financial controller sees revenue and invoice data. A business owner sees the full picture. Nobody is presented with data that is irrelevant to their role, and sensitive metrics are only visible to the people who should see them.

How does the chat inside a ticket work?

Every ticket has a built-in conversation thread where your team and the customer can exchange messages directly. The full history is stored chronologically and cannot be edited or deleted, so there is always a clear, accurate record of what was said and when. No more hunting through email chains to piece together what happened.

Can we import products from supplier catalogs directly into OpusFlow?

Yes, through two routes. The 2BA integration gives you access to over a million supplier products — search, compare pricing, and link results directly to your stock articles, with a bulk sync option to keep pricing up to date across all articles from a given supplier. The ENF integration covers solar panels, batteries, and inverters specifically, auto-populating product specifications on import so you can add new hardware to your catalogue and set your own pricing without any manual spec entry.

Is the customer portal branded to our company?

Yes. The customer portal carries your branding, so the experience your customer has is consistent with the rest of your communications. It reinforces your company’s identity rather than surfacing OpusFlow’s.

What can a customer actually see in the portal?

Customers have access to real-time project milestone tracking, all commercial documents linked to their project, scheduled appointment and survey dates, photo galleries from the installation, and a communication thread with your team. Everything relevant to their project is in one place, presented clearly without exposing any of your internal data or other customers’ records.

We run more than one company under the same group. Can OpusFlow handle that?

Yes. OpusFlow’s Multi-Entity Finance feature lets you manage multiple companies, labels, or subsidiaries from a single account. Each entity gets its own branding, invoice number sequences, payment terms, and accounting integration. Projects and quotes are automatically linked to the correct entity, so there’s no risk of invoices going out under the wrong logo or routing to the wrong general ledger.

Does OpusFlow replace our external accounting software?

No, and it’s not designed to. OpusFlow handles everything up to the point of invoicing — project data, BOMs, hours, contracts, and administration — and then exports clean, structured financial data directly to your existing accounting package via API. Your accountant keeps working in the tool they already know. You just stop spending hours preparing the data they need.

Can automations work across different departments and modules?

Yes. A single automation can span multiple modules — for example, when an installation is marked complete in project management, it can trigger an invoice in finance, create a follow-up task for the sales team, and send a completion notification to the customer portal simultaneously. Workflows aren’t limited to one department, and you can build approval chains that route between teams as part of the same sequence.

What’s the difference between the automation engine and OpusAgent?

The automation engine runs predefined rule-based workflows in the background — you set the trigger and the actions once, and they fire automatically whenever the conditions are met. OpusAgent is the AI layer that lets you give instructions in plain language and get results on demand. They work well together: automations handle the predictable, recurring work, and OpusAgent handles the ad-hoc requests that would otherwise need manual effort.

Which tools does OpusFlow integrate with natively?

OpusFlow currently integrates with Google Workspace, Microsoft 365, Mollie for payment processing, the Dutch 2BA product catalog, Exact and Peppol for accounting and e-invoicing, and AEAT for the Spanish market. For tools not on this list, the open API allows you to build custom integrations and connect OpusFlow to virtually any platform in your existing stack.

How does the migration from our current system work?

OpusFlow is built on an open API, which gives your team or ours a structured way to bring existing data across from your current platform. The onboarding process is guided by the OpusFlow team directly, without the need for expensive third-party consultancy. Because the platform is purpose-built for installation businesses, the setup process is shaped around how your business already works rather than requiring months of configuration to get there. The best starting point is a demo conversation where we can map your current setup to what OpusFlow covers.

What security standards does OpusFlow support?

OpusFlow supports Single Sign-On (SSO) and Multi-Factor Authentication (MFA) for all users. Every login event and critical data action is recorded in an immutable audit log that cannot be edited or deleted. Role-based access control ensures users only interact with the data and modules relevant to their role. For businesses operating across multiple entities, each company can be managed with independent access configurations under the same overarching account.

What does the leave management module cover?

You can configure leave types such as vacation, sick leave, and personal leave, each with their own rules and accrual settings. Employees submit requests through a calendar view that shows their own balances and any existing approved leave. Managers approve or reject via a dedicated workflow and approved leave is immediately reflected on the planning calendar. The module also surfaces working-hours compliance warnings in hour registrations, so break and shift rules are checked as hours are logged rather than after the fact.

Can we manage subcontractors and external users separately from internal staff?

Yes. OpusFlow lets you create distinct user profiles with separate permission sets for internal team members, subcontractors, and any other user type you need. Subcontractors can be given access to only the specific modules and records relevant to their work, with no visibility into financial data, other clients, or internal processes. Access can be time-limited and revoked immediately when a project ends.

Still have questions?

Our team knows the product inside out. Ask us anything — no sales pressure, no scripts.

Schedule your free demo

Get a live customized demo or discovery call focused on what your organization needs, get answers to your specific questions, and find out why OpusFlow is the right choice for your organization

What can I expect?

“OpusFlow has truly transformed our daily operations, making us more efficient and effective in managing our business. The seamless integration of processes and the ability to customize templates have been game-changers for us. Working with OpusFlow feels natural, and the software's responsiveness to our feedback has been invaluable.”
David van Gaalen - Co-founder
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