Guaranteed Values
Our Transparency Keeps Everyone Moving Forward.
Construction projects progress better when all parties have reliable, accurate and up-to-date information.
About Us
The Art of Moving Forward
Involved in over $15 billion in projects
Our expertise has driven over $15 billion in construction projects.
Recognized Across 3 Continents
Our expertise has been shared in North America, Europe and Africa.
Cost Consultants First & Foremost
We focus on one very specific issue: construction costs.
Diligent
A thorough cost estimate considers every detail that has an impact on the progress and cost of a project.
Unbiased
Transparency is our sole bias. We allow all parties to base their decisions on fair and unbiased data.
Understanding
Estimating how the work will progress and how much it will cost requires a broad understanding of both the process and unknowns.
Expert Advisors
We’re With You at Every Important Step.
Monitor construction work to ensure compliance with construction plans and building standards.
Ensure proper budget tracking for projects, in accordance with the terms and conditions of the contract.
Verify that the amounts requested by the borrowers are in line with the actual cost of the work performed.
Obtain all compliance undertakings regarding the work from the professionals involved in the projects.
Management Team
Pioneers in Cost Estimation.
Henri Wion
President
A trained engineer, Henri Wion has over 15 years of experience as a construction cost consultant. A pioneer in his field, Henri shared his expertise with several industry stakeholders before adding this service to his own firm, Artop.
Charley Wion
VP, Business Development
As an entrepreneur from an early age, Charley is especially passionate about numbers and relationships. Whether on a construction site or in front of a screen, nothing gets past him. Through his listening skills and integrity, Charley works to build strong relationships with our associates.
Assia Ezzahri
Director of the analysis department
With a bachelor's degree in economics, Assia has a thorough understanding of all issues involved in financing major construction projects. Diligent and hardworking, Assia takes it upon herself to analyze and double-check the accuracy of all our data and calculations.
Word from the president
“Knowledge of construction work management is part of our DNA. Several decades of experience in all its disciplines, are reinforced every day by the integration of current data, via our team of young experts skilled in establishing frank relations with those responsible for work on site. Our team makes it possible to provide means to ensure the protection of the interests of our clients, while protecting the development of the projects. Quick access to cash advances is a constant concern for developers. We make it ours!”
- Henri Wion
We’re Precise
A precise estimate requires precise data.
We have a custom-designed system which continuously updates the data we rely on. Our estimates are therefore backed by up-to-date figures that reflect confirmed costs from projects that we have recently audited and finalized.
Careers
Go Further, Together.
Are you an expert in construction project management, finance or cost estimating? Take your career to new heights and make a meaningful impact on the progress of major construction projects.
Career Opportunities