Grandview Design & Build

5 reviews rating Write a review

The foundation of our company is based on servicing customers with quality craftsmanship, timeliness and trust. Grandview Design & Build is an active 360 degree renovations company for home owners, real estate agents and investors. We understand that every project and client is different. This is why we provide a personable approach when discussi  read more...

Contact Details

Contact Grandview Design & Build

289-830-8843 |Website 2 Ravenscroft Rd, Ajax ON L1T 1V7

5 Customer Reviews

Rating of 5 / 5 from 5 Reviews

5 5

Grandview Design & Build began operations in 2020 and has received 5 reviews for an overall customer rating of 5. The average rating for businesses providing similar services in the Ajax area is 4. Write a review

Overall Rating Summary

Quality of Work Quality 5.0
Timeliness Timeliness 5.0
Cleanliness Cleanliness 5.0
Budget Budget 5.0
Communication Communication 5.0
Courteous Courteous 5.0

Rating Distribution

Very Good

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Grandview Design & Build has a TrustScore™ of 4.3. The average TrustScore™ for other businesses providing similar services in Ajax and the surrounding areas is 3. For detailed information on how TrustScore is calculated, click here to learn more.

TrustScore 4.3 / 5.0
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The following elements are used to calculate TrustScore:

Customer Reviews Last 12 Months All Time
Total Received 1 5
Approved 1 5
Unverified 0 0
Suspicious 0 0
Overall Rating 5/5 5/5
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Complaints Received Last 12 Months Last 3 Years
Suppliers & Creditors 0 0
Employees & Sub-Contractors 0 0
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Posted License Information N/A License Information
Posted Liability Insurance Not yet provided
Posted Workers Compensation
Company Website Yes
Social Media Profiles Not yet provided
Endorsed by Peers Not yet endorsed
In Business Since 2020
Member of TrustedPros Since 2020

TrustedPros does not validate certain information provided by contractors and vendors in conjunction with the creation or maintenance of their profile and we cannot endorse or guarantee the performance of any contractor. TrustScores are provided for informational purposes only. We urge you to use the TrustScore™ in conjunction with the tips provided in our Hiring Guide to maximize the probability of hiring the best professional for you project.

Main Services Offered

Kitchen Renovations

Do you like to chef it up but not have enough space? Or maybe you have enough space but need a much needed upgrade? Whatever your needs, Grandview is ready to bring your kitchen to life.

Basement Renovations

Basements are a great way to double your living or working space. Whether you want more recreational space, or a separate unit for additional income. Grandview can help.

Bathroom Renovations

Whether you want to refresh the family bathroom or build the designer ensuite of your dream, Grandview is here to make that space come to life.

Other Services Offered

Home Theaters

With everything going on, who doesn’t love a good old fashioned family movie night? But imagine having your own movie theatre right under the same roof! Can you see it? Well Grandview can, and we’ve helped many homeowners create he entertainment space of their dreams, and can help you too!


Like to entertain? Better yet, do you like to entertain outdoors? Grandview is an expert in deck and fence construction. Whether it be a simple deck to put a small dining set, or a triple story entertainers dream. Grandview has created decks of all different calibers.


Framing, this is where you turn nothing to something. This phase is one of the most important in creating your space and Grandviews framers have what it takes. From basements to additions, we can build the foundation of your magnificent space.

Windows and Doors

Windows and doors are one of the best investments you can make in your home. Grandview is qualified to help you with this major upgrade, from run of the mill windows, to grand custom front entrances. Grandview can help!

Design Build

To create the space of your dreams, this is where it all starts. After a thorough consultation with our clients, Grandview will know just what you need to create a space unique to you that you can enjoy for years to come.

Closet and Storage

Do you need to build down your bulkhead to allow for standard 80” closet doors or do you want a fabulous new walk in closet. Whatever your taste or needs, Grandview will be there with you until the job is done!


The Grandview drywall team is second to none, these guys will turn what looks like an unfinished basement into a finished space in about a week. From drywall to priming, our guys are at the top of their trade.


In the last decade, we’ve removed and replaced every type of floor imaginable. From carpet to vinyl to hardwood, Grandview is here to help you with all your flooring needs.


Insulation is very important for energy savings. Insulation can also be a great help for noise or fire protection. Grandview has experience with all types of insulation.


Carpentry is a strong point at Grandview. Between decks, framing, finish carpentry and custom units. We have years of carpentry experience under our belts.

Demolition Work

After appropriate dust protection, the team at Grandview finds great enjoyment in the demolition of the old, to allow for the construction of the new!

Heating & Air Conditioning

Living in a country like Canada, we all know the importance of functional HVAC. Whether hot or cold, Grandview can help you with all your HVAC needs.

Home Additions

Love your home, but want more of it? The team at Grandview has a great team who is able to add the space you need to your existing structure.


From quartz to granite to marble. From waterfall edges to full wall. We’ve done it al. Whatever your needs, Grandview will get the job done.

General Contracting

We taking pride in doing it all. From housekeeping to quality work, Grandview has what it takes to manage your job from start to finish.


We all love our neighbours, but who doesn’t need a little privacy? We have experience with all sizes and styles of fencing.

Cabinetry and Millwork

Whether it’s a new kitchen, a built in entertainment unit or a bar for your weekend parties. Grandview does it all!

Overview Continued


The foundation of our company is based on servicing customers with quality craftsmanship, timeliness and trust. Grandview Design & Build is an active 360 degree renovations company for home owners, real estate agents and investors.

We understand that every project and client is different. This is why we provide a personable approach when discussing budget, timelines and preferences. Our trusted suppliers and contractors help us ensure each job operates seamlessly and that our clients stay top of mind.

The culture at Grandview Design & Build is unique because we love what we do! Every customer provides us an opportunity to collaborate with their vision and support them with our expertise. This is a honour that we cherish and build upon.

We take pride on offering the highest level of customer service and dexterity to your project.

Additional Information

Main contact(s) Derek Dettwiler-Johnson
Listed with TrustedPros since: 2020
Residential work Yes
Commercial work Yes
Warranty 2 year limited warranty on all renovations.
Accepts credit cards No
Year established 2020
Offers financing No
24 Hour emergency service No
Legal structure Partnership
Licensing information Business does not require a trade license
Insurance information Contact Grandview Design & Build to request insurance details.

Check local laws pertaining to license requirements and verify license and insurance details provided by the contractor prior to hiring.


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