Slate Interlock & Design Business Logo

Landscaping & Hardscaping Contractor in Ottawa, ON

Welcome to Slate Interlock & Design, where we transform spaces into stunning landscapes. Through our client-focused approach and inclusive process, we're dedicated to bringing your vision to life with our expert hardscaping and innovative design services.

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At Slate Interlock & Design, 'Inspiring Ideas · Living Innovation' is more than a tagline—it's our ethos. We believe that every project begins with an idea, a vision of how a space can be transformed. We work closely with our clients, turning these ideas into tangible, innovative designs that serve not just aesthetic purposes but also enhance the functionality and value of the space. Our team combines extensive industry knowledge with a creative eye to deliver designs that are both visually stunning and tailored to your lifestyle needs.


From walkways to retaining walls, from landscape design to outdoor lighting, we provide a wide range of services that embody innovation and creativity. Whether you're envisioning a serene garden bed or a lively patio area, we bring your ideas to life with our skilled craftsmanship and keen attention to detail. Trust us to inspire and innovate for your outdoor spaces.

a close up of a brick pavement with a herringbone pattern

Choosing Slate Interlock & Design for your outdoor transformation means you're investing in a partnership that values your vision. With over 12 years of experience in the hardscaping industry, our expert team led by Nick and Ashley brings a wealth of knowledge and creativity to every project. We prioritize inclusivity and transparency, keeping you involved and informed throughout the process. 


Our diverse services in Ottawa and surrounding areas in Ontario, from walkways and driveway extensions to landscape design and outdoor lighting, are all delivered with exceptional attention to detail. We pride ourselves on offering top-tier customer service, ensuring your satisfaction is at the heart of our work. Our innovative approach combined with our commitment to quality ensures we not only meet but exceed your expectations. Choose Slate Interlock & Design, where we turn your ideas into beautiful, functional outdoor spaces.

Dive into our blog for a wealth of knowledge and inspiration. Here, we share the latest trends in landscape design, practical tips for maintaining your outdoor space, behind-the-scenes glimpses of our projects, and insights from our experienced team. Whether you're seeking ideas for your next project or simply want to learn more about landscaping, our blog is a valuable resource. Join us as we explore the world of hardscaping and design together.

A wooden gazebo with a green roof and a table and chairs in a garden.
March 17, 2025
Elevate your outdoor living with spring's hottest patio trends. Compare stone and brick patio options, focusing on durability, design, and maintenance for your Ottawa home.
A car is parked in front of a house with a garage
March 4, 2025
Boost your home's curb appeal this spring with driveway extensions. Explore gravel, concrete, and paver options that offer both style and functionality for your Ottawa property.
A gray and white house with a large lawn in front of it.
February 18, 2025
Transform your garden this spring with innovative residential landscape ideas. Discover how to blend personal style with natural elements for a harmonious Ottawa outdoor space.
A stone walkway in a garden surrounded by plants.
February 6, 2025
Explore the latest trends in stone and slate walkways for this Spring. Discover which is best for your Ottawa home, balancing aesthetics, durability, and maintenance.
A large white house is surrounded by a lush green garden.
January 16, 2025
Kickstart 2025 with inspiring outdoor living space designs tailored for Ottawa. Explore ideas that blend style, comfort, and function, creating your perfect backyard retreat.
A car is parked in the driveway of a house at night.
January 4, 2025
Discover the latest smart tech tools enhancing landscape maintenance in Ottawa. From smart sensors to robotic mowers, see how technology elevates efficiency and convenience.
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