Exterior Deck Design and Construction in Waukesha:A Beautiful Addition to Your Living Space
Premier Deck Solutions by Sennott Contractors Inc. - Waukesha's Trusted Deck Builders
Sennott Contractors Inc. is ready to transform your outdoor living experience with a custom-designed deck for your home or commercial property in Waukesha and surrounding communities. As certified Trex Pro installers, we combine expert craftsmanship with premium materials to create beautiful, lasting outdoor spaces that enhance your property value and lifestyle while withstanding Wisconsin’s varying seasons.
Trex Pro Certified Contractor in Waukesha

We’re proud to be recognized as Trex Pro Certified Contractors serving the Waukesha area, a distinction that reflects our expertise and commitment to excellence in composite deck installation. This certification means:
- We’ve been specially trained in the latest Trex installation techniques
- We offer exclusive Trex product warranties
- We have demonstrated consistent quality in Trex product installation
- We can provide expert guidance on the full range of Trex composite decking and railing options

When you choose Sennott Contractors for your Trex deck in Waukesha, you’re guaranteed professional installation by a team that meets Trex’s rigorous standards for craftsmanship and customer service.

Comprehensive Deck Services for Waukesha Homeowners
Our deck services include:
- New deck design and construction
- Deck repairs and renovations
- Additions to existing decks
- Professional cleaning, sealing, and staining
- Trex composite decking installation
- Custom railing systems
For existing decks, we provide expert maintenance services including pressure washing with properly trained technicians who know exactly how much pressure to use to clean effectively without damaging your deck surface. Regular maintenance extends the life of your deck, ensuring many years of enjoyable outdoor living even through Waukesha’s seasonal weather changes.
Additional Premium Deck Features & Services
Enhance your Waukesha home’s outdoor living space with our specialized deck features:
Modern Railing Solutions
- Drink Rails: Functional flat-top railings that provide convenient surfaces for beverages and small items
- Cable Railing Systems: Sleek, contemporary railings that maximize your view while maintaining safety
Weather Protection Systems
- Trex RainEscape Waterproofing System: Create a dry, usable space underneath your elevated deck with this innovative drainage system – perfect for Wisconsin’s rainy seasons
- Covered Decks: Custom roof structures to extend your outdoor enjoyment regardless of weather
- Pergolas: Add architectural interest and partial shade with these beautiful structural elements
Elegant Design Upgrades
- Wrapped Columns: Transform basic support posts into attractive architectural features with decorative column wraps
- Low Voltage Lighting: Enhance safety and ambiance with integrated deck lighting systems that extend your outdoor enjoyment into the evening
Each of these options can be customized to complement your home’s architectural style and meet your specific needs for outdoor living in the Waukesha area.
Material Options for Every Waukesha Home
We offer a wide range of decking materials to suit your preferences, lifestyle, and budget, with considerations for Wisconsin's climate:
- Trex Composite Decking: Low-maintenance, eco-friendly, and available in numerous colors and textures – ideal for withstanding Waukesha’s freeze-thaw cycles
- Cedar: Natural beauty with inherent resistance to rot and insects
- Treated Pine: Economical option with good durability when properly maintained
- PVC/Vinyl (Azek): Virtually maintenance-free with excellent longevity.
Our Personalized Approach to Waukesha Projects
We believe in a consultative approach to every project. When you contact us, we will:
- Schedule an on-site visit to your Waukesha property
- Conduct a comprehensive evaluation of your space
- Discuss your needs, preferences, and how you plan to use your outdoor area
- Consider important factors such as:
- How long you plan to own your home
- Your budget constraints
- Desired maintenance level
- Sun exposure and placement considerations
- Local Waukesha building codes and requirements
- Provide a detailed plan and itemized estimate

Why Choose Trex Composite Decking for Your Waukesha Home?
As Trex Pro Certified installers, we highly recommend Trex composite decking for Waukesha homeowners seeking the perfect balance of beauty, durability, and low maintenance in our Wisconsin climate:
- Long-lasting performance: Resists fading, staining, scratching, and mold even through Wisconsin winters
- Eco-friendly materials: Made from 95% recycled materials
- Low maintenance: No sanding, staining, or sealing required
- Beautiful aesthetics: Available in a wide range of colors and wood-grain patterns
- Excellent warranty protection: 25-year limited residential warranty
- Weather resistant: Performs exceptionally well in Waukesha’s varying climate conditions