# Basement conversion specialists in Ottawa

39 basement conversion specialists near Ottawa, ranked by the strength of independent public evidence. Trust Score is used when available, with reviews, credential evidence and registry data cross-checked across named public sources. No ads, no paid placement. Below are the top 12 by evidence.

| Contractor | Location | Trust Score | Rating | Reviews | Named sources |
| --- | --- | --- | --- | --- | --- |
| [Big City Windows And Doors](https://ca.mytrustedtraders.com/traders/big-city-windows-and-doors) | Ottawa | 60/100 | 4.8/5 | 161 | HomeStars |
| [Contracteur BNE inc.](https://ca.mytrustedtraders.com/traders/contracteur-bne-inc) | 1000 Ottawa App 330 H3C 0P3 | 42/100 | 5.0/5 | 8 | Soumission Rénovation |
| [MPP Construction and Decorating Inc.](https://ca.mytrustedtraders.com/traders/mpp-construction-and-decorating-inc) | Ottawa | 34/100 | 5.0/5 | 11 | HomeStars |
| [Chroma Reno + Design](https://ca.mytrustedtraders.com/traders/chroma-reno-design) | Ottawa | 32/100 | 5.0/5 | 1 | Soumission Rénovation |
| [Final Touch Decks and Fences](https://ca.mytrustedtraders.com/traders/final-touch-decks-and-fences) | Ottawa | 30/100 | 5.0/5 | 1 | Soumission Rénovation |
| [Joe Fournier-Ross Contracting](https://ca.mytrustedtraders.com/traders/joe-fournier-ross-contracting) | Ottawa | 30/100 | 5.0/5 | 1 | Soumission Rénovation |
| [Atlas Contracting](https://ca.mytrustedtraders.com/traders/atlas-contracting) | Ottawa | 30/100 | 4.0/5 | 1 | Soumission Rénovation |
| [Bedros And Sons](https://ca.mytrustedtraders.com/traders/bedros-and-sons) | Ottawa | 25/100 | 4.4/5 | 3 | HomeStars |
| [OCD Trade Services](https://ca.mytrustedtraders.com/traders/ocd-trade-services) | Ottawa | 25/100 | 5.0/5 | 1 | Soumission Rénovation |
| [Royal Renovations Ottawa](https://ca.mytrustedtraders.com/traders/royal-renovations-ottawa) | Ottawa | 25/100 | 5.0/5 | 1 | Soumission Rénovation |
| [Wassim foddah](https://ca.mytrustedtraders.com/traders/wassim-foddah) | Ottawa | 24/100 | 4.8/5 | 4 | HomeStars |
| [Heartnest Homes](https://ca.mytrustedtraders.com/traders/heartnest-homes-2) | Ottawa | 24/100 | 4.0/5 | 1 | Soumission Rénovation |

Each contractor's full public evidence is at its profile URL (append `/md` for a Markdown version). See all basement conversion specialists in Canada at `https://ca.mytrustedtraders.com/find/basement-conversion`.

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Source: MyTrustedTraders. https://ca.mytrustedtraders.com/find/basement-conversion/ottawa
Real public evidence only: every figure traces to a named source and is cross-checked. If a source does not carry a field, it is not shown.