Products & Services
Our commitment to excellence is evident in every product we source. We specialize in providing top-tier building materials across Ontario, ensuring that every product we source is certified. Our dedication to quality is unwavering, as we strive to meet and exceed industry standards in every endeavor.
Building Materials
We source and supply construction materials to contractors across Ontario. As every project is unique, we will provide customized solutions specific to your project.
Disclaimer: The stock photos displayed on this website are utilized solely for illustrative purposes.




Plywood & Lumber
Product Description
We supply top-quality lumber and plywood for diverse construction needs sourced from industry-recognized manufacturers.
- Extensive Selection of Premium Materials
- Procured from Reputable Manufacturers
- Customized Choices for Each Project

Concrete
Product Description
We source concrete mixtures that are ideal for a multitude of construction applications, designed and certified to meet stringent industry standards, ensuring longevity and structural integrity.
- Broad Range of High-Quality Concrete Mixes
- Materials Compliant with Industry Standards
- Tailored Selection for Individual Projects

Rebar
Product Description
Critical for structural stability, rebar is crafted to support and strengthen concrete under tension. Our rebar solutions are known for their quality and reliability and come in a range of sizes and grades to suit your specific requirements.
- High-Quality Rebar
- Diverse Sizes and Grades Available
- Durably Constructed for Longevity

Piles
Product Description
We supply sheet and concrete piles engineered for durability, perfect for both temporary and permanent structures. They provide reliable earth retention and excavation support in tough conditions.
- Variety: Sheet and Concrete Options
- Expertly Engineered for Superior Performance
- Designed for Long-Term Durability

Epoxy Grout
Product Description
Epoxy grout, blending durability with visual appeal, is perfect for areas with high traffic and moisture. Made of resin, hardener, and an optional colourant, it provides superior hardness and resistance to water, stains, and bacteria.
- Resistant to Water and Stains
- Ideal for high-traffic areas
- Variety of Color Options Available

Non-Shrink Grout
Product Description
We source non-shrink grout, a high-performance hydraulic cement grout, tailored for crucial construction tasks. This user-friendly premix meets CSA standards, ensuring reliability for essential applications.
*For best results, we can advise on measures required for challenging conditions like strong winds, extreme temperatures, and cement-reactive substances during curing.
- Strength Exceeding 7,000 psi (50 MPA)
- Compliant with CSA Standards
- Mixing and Pumping consultation provided

Sanded Cement Grout
Product Description
The grout range features a variety of cement and fine sand mixtures suitable for all joint widths. Grouts with higher sand content are ideal for wider joints, ensuring stronger bonds and less shrinkage. The inclusion of polymers enhances hydration and prevents discoloration, ensuring a uniform, durable finish.
- Varied High-Sand Grout Options
- Choice of Pre-mixed or On-Site Preparation
- Consistent and Long-Lasting Finish

Concrete Sealers
Product Description
Both non-sanded and sanded cement grouts are water-resistant but not waterproof, prone to liquid absorption and stains. Unsealed, they can also promote mildew growth. Our sealing solutions add a protective layer, maintaining the grout’s appearance and integrity against moisture and stains.
- Tailored Sealing Solutions
- Effective Against Moisture and Stains
- Durable and Long-Lasting Protection

Environmental Solutions
Product Description
We offer solutions for soil reinforcement and erosion control, suitable for a range of applications including stabilization, drainage, and fencing. These products are designed to solve complex infrastructure challenges, ensuring improved soil performance.
- Expertly Engineered
- Certified installation available
- Eco-friendly Impact
Site Safety
We collaborate with construction firms to enhance the safety of their workspaces. Our aim is to source the latest, top-quality protective gear and essential safety materials.
Disclaimer: The stock photos displayed on this website are utilized solely for illustrative purposes.




Disinfectants
Product Description
We offer high-quality disinfectant solutions from top manufacturers, specifically designed for use in diverse construction and industrial environments.
- Powerful Disinfectant Solutions
- Extensive Selection of Industrial-Strength Products
- Formulated to Combat a Wide Range of Pathogens

Cleaning Supplies
Product Description
We provide a wide range of cleaning supplies, including robust, heavy-duty cleaners and environmentally friendly options, all crafted to meet the demanding cleaning needs of the construction industry.
- Environmentally Friendly Options
- Powerful Heavy-Duty Cleaners
- Safe, Non-Toxic Formulations

Spill Kits
Product Description
We supply spill kits that are designed to efficiently and safely handle hazardous material spills. Equipped with essential tools and absorbents, they are indispensable to maintaining a clean and safe work environment.
- Comprehensive, Fully-Equipped Kits
- Intended for Professional Use
- Essential for Hazardous Spill Management

Fall Protection / Harnesses
Product Description
We offer meticulously selected protection and harness systems, ensuring unmatched safety for workers in elevated environments. These systems are crucial for security in any high-altitude work setting.
- Guaranteed Safety in Use
- Designed for Comfort and Dependability
- Essential for Elevated Work Safety

Safety Signs
Product Description
We provide a range of safety signs, essential for effectively conveying hazard awareness on construction sites. These signs, ranging from general safety notices to specific hazard warnings, are vital in keeping a work environment safe and well-informed.
- Compliant with Industry Standards
- Site specific traffic control plans available
- Crucial for Ensuring a Safe Work Environment
P.O Box 21040 Sudbury,
ON Canada P3E 6G6
Locations we serve.
Headquarters:
Sudbury, Ontario
We are currently serving different sectors in Ontario, Canada.
Industries we serve.
Tendewa Supplies Inc. is dedicated to serving the heavy civil construction sector with a broad array of premium materials, catering to the unique needs of each project.
We are proud to supply a diversified clientele, supporting a range of large-scale infrastructure developments.

Dams, Sewage,
& Ports

Canals & River Construction

Wastewater Treatment Plants

Bridges Transportation

Road Transportation

Railroad
& Subway Transportation

Coastal Engineering






