Ottawa’s Full-Service Basement Renovation Experts You Can Trust
Arnet Construction specializes in high-quality basement renovations and separate dwelling unit (SDU) conversions across Ottawa. From design and permits to finishing touches, we handle everything—so you can relax and watch your vision come to life.
When You Work With Arnet, You Guarantee a Quality Project Done Right.
No matter where you’re located within the Ottawa region, our goal is simple: deliver dependable craftsmanship, clear communication, and renovations that feel effortless from day one.
2-Year Work Guarantee
Need repairs on our work? We do it free, no questions asked.
Transparent Payment Structure
You only pay as the project progresses.
Local Expertise You Can Trust
Trusted by your neighbours.
Basement Renovation Services
Your basement has endless potential — whether you’re creating a cozy family space, a home office, or a legal rental suite. At Arnet Construction, we handle every part of your basement renovation from start to finish, combining craftsmanship, design, and functionality that last.
Project Gallery
From small basement kitchens and bathrooms to full gut renovations and additions, your basement is in good hands with Arnet.
Who is Arnet Construction?
Arnet Construction is a full-service renovation company based in Ottawa, specializing in basement renovations and separate dwelling unit (SDU) conversions. Our in-house team of designers, drafters, engineers, and permit experts makes every project seamless from start to finish—no juggling multiple contractors or chasing paperwork.
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We back every job with a two-year service guarantee and a progress-based payment system, so you only pay as work gets done. With years of experience, clear communication, and a reputation for quality, we make it easy to turn your unfinished basement into a functional, lasting space you’ll love.
What to Expect Working With Arnet:
We make renovations simple and stress-free.
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Step 1 – Consultation: We meet to discuss your vision, budget, and timeline, then provide a clear, no-obligation quote.
Step 2 – Design & Permits: Our in-house team handles all drawings, permits, and approvals before construction begins.
Step 3 – Build: You’ll get updates at every milestone, and payments only happen as progress is made.
Step 4 – Completion: Once the work is done, we walk you through everything and back it with our two-year service guarantee.
You Scrolled This Far, Might as Well Give us a Shout!
Let’s turn your unfinished space into something you’ll love for years to come. Reach out today to request a free quote on your next basement renovation project and a member of our team will get back to your shortly.