
Steer your projects. Monetize your licenses
Discover Maestro, our Trello Power-Up available today. It prioritizes your checklists and makes your subscriptions profitable.
Anticipate the arrival of by rosace in January 2027, a platform dedicated to project management, which helps you secure your margins and structure your complex operations.

A UNIQUE VIEW TO MANAGE ALL YOUR PROJECTS
Are your tools really helping you move forward?
Whether you manage projects on Trello or complex construction sites, one reality stands out: chaos always ends up taking over method.
The 3 signs that your current system is running out of steam:
The "Perpetual Click"
You spend more time digging through checklists or folders to find information than actually producing.
The "Perpetual Click"
You spend more time digging through checklists or folders to find information than actually producing.
Cognitive fragmentation
Your priorities are scattered across a multitude of tools, making a reliable overview impossible.
Cognitive fragmentation
Your priorities are scattered across a multitude of tools, making a reliable overview impossible.
Decisional uncertainty
Lacking consolidated and tracked data, every order or action is carried out in constant doubt, risking an impact on your results.
Decisional uncertainty
Lacking consolidated and tracked data, every order or action is carried out in constant doubt, risking an impact on your results.
If you recognize yourself in any of these points, it means your management system has reached its limits.
It is time to move from enduring crisis management to serene steering.

Maestro by rosace is the management layer that unlocks Trello's full potential.
Without changing your teams' habits, the Power-Up transforms your boards into a true decision-making hub. Scattered information is consolidated, priorities become clear, and next steps appear instantly.

Maestro by rosace is the management layer that unlocks Trello's full potential.
Without changing your teams' habits, the Power-Up transforms your boards into a true decision-making hub. Scattered information is consolidated, priorities become clear, and next steps appear instantly.
By rosace, the “Premium” standard for construction site management
We created by rosace because we experienced this chaos firsthand. Born from our long-standing expertise in construction, by rosace was created based on a direct observation in the field: the critical need for companies to structure their processes, track their actions, and secure their margins.
The vicious cycle continues without a locked-down system:
You lose money on forgotten amendments due to a lack of follow-up.
Operational ambiguity sets in, and your orders are placed on shaky assumptions.
Relationships with your clients become unnecessarily strained due to a lack of transparency.


By rosace, the “Premium” standard for construction site management
We created by rosace because we experienced this chaos firsthand. Born from our long-standing expertise in construction, by rosace was created based on a direct observation in the field: the critical need for companies to structure their processes, track their actions, and secure their margins.
The vicious cycle continues without a locked-down system:
You lose money on forgotten amendments due to a lack of follow-up.
Operational ambiguity sets in, and your orders are placed on shaky assumptions.
Relationships with your clients become unnecessarily strained due to a lack of transparency.


Your satisfaction is our priority
"With Maestro, I keep a clear vision of my priorities. The tool helps me quickly identify the tasks I haven't done yet and the approaching deadlines, so I can better anticipate my day-to-day work."
Damien
Cesaro Company
"What I appreciate about Maestro is having a clear and global vision of my tasks, even when they are spread across different boards. This allows me to better identify my priorities and handle emergencies more easily. I also save time on a daily basis, as I quickly know what I have to do without having to ask myself fifty questions about the next urgent task to handle. It is a real plus for better organizing my day and moving forward more serenely."
Isabelle
Cesaro Company
"The centralization of different actions allows me to quickly update multiple cards, even when they are spread across different boards. The multi-board view gives me an overview of my ongoing topics, while the Gantt view allows me to clearly visualize deadlines and the sequence of different steps. This is particularly useful for managing complex projects with numerous cards and multiple actions to coordinate. It allows me to better anticipate, structure my priorities, and improve daily efficiency."
Quentin
Cesaro Company
"I am not particularly comfortable with computers. What I expect from a tool like Maestro is a simple, practical, and visual experience that allows me to know immediately what I need to do."
Guillaume
Cesaro Company
"With Maestro, I keep a clear vision of my priorities. The tool helps me quickly identify the tasks I haven't done yet and the approaching deadlines, so I can better anticipate my day-to-day work."
Damien
Cesaro Company
"The centralization of different actions allows me to quickly update multiple cards, even when they are spread across different boards. The multi-board view gives me an overview of my ongoing topics, while the Gantt view allows me to clearly visualize deadlines and the sequence of different steps. This is particularly useful for managing complex projects with numerous cards and multiple actions to coordinate. It allows me to better anticipate, structure my priorities, and improve daily efficiency."
Quentin
Cesaro Company
"What I appreciate about Maestro is having a clear and global vision of my tasks, even when they are spread across different boards. This allows me to better identify my priorities and handle emergencies more easily. I also save time on a daily basis, as I quickly know what I have to do without having to ask myself fifty questions about the next urgent task to handle. It is a real plus for better organizing my day and moving forward more serenely."
Isabelle
Cesaro Company
"Managing projects used to mean spreadsheets, DMs, and missed invoices. This platform keeps our workflows tight and our clients impressed."
Amos Chen
Art Director, Pentagram
Your satisfaction is our priority
"With Maestro, I keep a clear vision of my priorities. The tool helps me quickly identify the tasks I haven't done yet and the approaching deadlines, so I can better anticipate my day-to-day work."
Damien
Cesaro Company
"What I appreciate about Maestro is having a clear and global vision of my tasks, even when they are spread across different boards. This allows me to better identify my priorities and handle emergencies more easily. I also save time on a daily basis, as I quickly know what I have to do without having to ask myself fifty questions about the next urgent task to handle. It is a real plus for better organizing my day and moving forward more serenely."
Isabelle
Cesaro Company
"The centralization of different actions allows me to quickly update multiple cards, even when they are spread across different boards. The multi-board view gives me an overview of my ongoing topics, while the Gantt view allows me to clearly visualize deadlines and the sequence of different steps. This is particularly useful for managing complex projects with numerous cards and multiple actions to coordinate. It allows me to better anticipate, structure my priorities, and improve daily efficiency."
Quentin
Cesaro Company
"I am not particularly comfortable with computers. What I expect from a tool like Maestro is a simple, practical, and visual experience that allows me to know immediately what I need to do."
Guillaume
Cesaro Company
"With Maestro, I keep a clear vision of my priorities. The tool helps me quickly identify the tasks I haven't done yet and the approaching deadlines, so I can better anticipate my day-to-day work."
Damien
Cesaro Company
"The centralization of different actions allows me to quickly update multiple cards, even when they are spread across different boards. The multi-board view gives me an overview of my ongoing topics, while the Gantt view allows me to clearly visualize deadlines and the sequence of different steps. This is particularly useful for managing complex projects with numerous cards and multiple actions to coordinate. It allows me to better anticipate, structure my priorities, and improve daily efficiency."
Quentin
Cesaro Company
"What I appreciate about Maestro is having a clear and global vision of my tasks, even when they are spread across different boards. This allows me to better identify my priorities and handle emergencies more easily. I also save time on a daily basis, as I quickly know what I have to do without having to ask myself fifty questions about the next urgent task to handle. It is a real plus for better organizing my day and moving forward more serenely."
Isabelle
Cesaro Company
"Managing projects used to mean spreadsheets, DMs, and missed invoices. This platform keeps our workflows tight and our clients impressed."
Amos Chen
Art Director, Pentagram
FAQ
Ready to get a return on your Trello licenses?
Ready to get a return on your Trello licenses?
Join the project managers who use Maestro by rosace to steer the activities of their teams with precision
No credit card required. ROI guaranteed from the first month.
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