King Street Construction
King Street Construction
King Street Construction is a Kitchener-based general contractor specializing in additional dwelling units (ADUs), multi-family construction and major renovations. It also handles additions and commercial renovations and serves Kitchener-Waterloo and surrounding areas. For ADUs, it handles permits, utility servicing, foundation work and construction through finishes.
Business Highlights
- It is a family-owned local business.
- It is an HCRA-licensed builder (#B63947).
- It offers a two-year warranty for setbacks, including labour and materials.
Service Area
Kitchener-Waterloo, Cambridge and surrounding communities.
Featured Local Business
King Street Construction is one of 11 renovation contractors ProsGrade lists in Kitchener, Ontario.
5 services listed, including Additional dwelling units (ADUs), Multi-family construction and project management and Commercial renovations. Open weekdays, closed on weekends. Rated 5.0 from 31 reviews.
- Verified listing details
- Service information
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- Public contact information
- Published local profile
How This Business Compares
How King Street Construction compares with the other 10 renovation contractors on ProsGrade in Kitchener, using public Google ratings and review counts.
- Ranks in the top half of the 11 Kitchener renovation contractors on ProsGrade by Google rating and review volume.
- Rated 5.0 on Google, at or above the 4.9 average of other Kitchener renovation contractors on ProsGrade.
- One of 11 Kitchener renovation contractors on ProsGrade rated 4.7 or higher from at least 10 reviews.
Services Covered
5 services- Additional dwelling units (ADUs)Three pre-designed models: 425 sq. ft. (1 bed/1 bath, electric mini-split heating/cooling); 850 sq. ft. (2 bed/1 bath, gas furnace/electric AC); 1,720 sq. ft. (860-sq.-ft. main floor + 860-sq.-ft. basement, 3 beds/2.5 baths, gas furnace/electric AC); custom builds.
- Multi-family construction and project managementProjects from 2 to 10 units; purpose-built duplexes, multiplexes and small apartment buildings.
- Commercial renovationsOffice fit-outs, interior office remodelling and commercial additions.
- Home additionsMain-floor and second- or third-story additions; attached or detached garage conversions.
- Major renovationsFull-home renovations, basement finishing and structural changes.
Reviews
What customers say
Customers praise Kevin and his crew for helpful guidance and clear communication. One customer says they have completed three ADUs together and are planning a fourth; another appreciated that the window crew set each new window in place before removing the old frame to limit heat loss.
Customer Reviews
Gareth Evans
Jenn Wi
Stephanie Langford
The Contractor Coach
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Frequently Asked Questions
How does King Street Construction keep clients updated?
It provides weekly online project reports and says it will be upfront about possible timeline or budget changes.
Can King Street Construction adjust its pre-designed ADU models?
It can make minor changes, such as moving window and door locations.
What approvals might King Street Construction's ADU projects require?
All ADUs require a building permit, and some may need additional approvals or minor variances depending on the design. Requirements vary by municipality.
How does King Street Construction prepare multi-family project budgets?
It prepares budgets from the scope shown in available project documents. When design information is preliminary, it uses allowances and defined assumptions that are refined as drawings and trade pricing develop.








