Sustainability in action: connect, optimize, save and reduce your carbon footprint 

Discover how Calculus is transforming rental companies and buildings into sustainable powerhouses. With our proprietary measurement platform and innovative solutions, we help rental companies remotely control their assets and help facility managers transform buildings into energy-efficient Smart Buildings.

Thanks to our expertise in digitalization, we help rental companies and facility managers achieve their sustainability goals. We help not only by lowering their carbon footprint, but also by achieving significant energy savings and cost reductions.

Take advantage of our powerful tools and enjoy the benefits Calculus offers to put sustainability into action. Contact us today to learn more and discover how you can make a positive impact on the environment.

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Our Customers
Boels Rental
BTS
Bulterys
Electro 80
F&L
The Powershop
Locquet
Mobile in time
Silent Power
Trition
Van Overbeek
Reco
CS Rental
POPA Lichtmasten
PON energy rental
roth Kippe
Neptunus
GR-technics
klimarent
Abrahams
AR Rent
Atlas Copco
DNCS
Grolsch
Jan De Nul
KMZ
Live Nation
Mobile Energy
MOJO
Nenspower
Orange Climate
Power 4 You
Span Tech
Stamex
Veldeman
We are one
Eurovision
Champions League
GGD Ghor
Arena
Pukkelpop
Bokrijk
Tijenraan
Open Universiteit
La sapiniere
Europarcs
Gijbels
Stageco

Discover the power of digitization

Download the Calculus field tool​

Helpdesk 

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Mijn Account 

Manage your quotes, invoices and payments

User Guide

Our knowledge base guides you through our portal