- Planning and Budgeting
- Construction Drawings and Permits
- Foundation and Structural
- Plumbing
- Electric
- HVAC Installation
- Construction, Framing, and Structural Work
- Drywall And insulation company
- Flooring solutions
- Exterior and Interior painting
- Decking and porch Contractor
- Siding Installation
- Exterior and Landscaping
- Doors and Windows
- Roofing
- Project Management and Timeline
- Concrete, Pavement, and Masonry
Decking and porch Contractor
Elevate Your Outdoor Living with Cosmo Deck Builder: Certified Pro Contractor for Premium Decking
Explore a world of exceptional deck products at Cosmo Deck Builder, where beauty, durability, and sustainability converge. We invite you to discover a diverse range of options that bring the timeless allure of real wood and the innovation of composite collections.
Our mission is to craft stunning, low-maintenance living spaces using sustainable materials. As professional deck builders and certified pro contractors, we specialize in creating custom wood and composite decks, along with aluminum or vinyl railing and fences. With a commitment to excellence, we offer premium-grade decking solutions tailored to fit every environment, size, and budget.
Trust Cosmo Deck Builder to transform your outdoor space into a haven of beauty and functionality. Whether you seek the elegance of wood or the versatility of composite, we have the expertise to bring your vision to life. Contact us today for a free estimate and embark on the journey to your dream deck, installed by trained professionals verified by top brands like Trex, Decorator, and Timber Decking.
Contact Us for a Free Estimate and Consultation. Call Now to Book an Appointment and Transform Your Outdoor Space with Cosmo Deck Builder
Get Top-Notch Building services
- Trusted Builders
- A1 Raw material
- Multiple options
- Industry experts
- Licensed Builders
- 100% Customer Satisfaction
Explore Deck Products: Beauty, Durability, and Sustainability
At Cosmo Deck Builder, we invite you to explore a wide range of deck products that bring the natural beauty of real wood and the innovation of composite collections. Our mission is to create beautiful, low-maintenance living spaces with sustainable materials. As professional deck builders, we specialize in crafting custom wood and composite decks, as well as aluminum or vinyl railing and fences. We offer premium-grade decking options to suit every environment, size, and budget.
Your Ideal Outdoor Living Space
- Deck Installation
- Porch Design
- Railing Installation
- In-Deck Lighting
- Patio Construction
- Painting and Staining
- Fence Installation
GET IN TOUCH WITH US TODAY
Popular Deck Options for Northern Virginia and DC Homes
Deck Materials and Manufacturers
We are certified installers and professionals for renowned decking and railing companies, including.
- Trex Decks
- Custom Decks
- Wooden Decks
- Vinyl Decks
- Composite Decks
- Fiberon Decks
- Timbertech Decks
- Azek Decks
Wood Deck
Custom Deck Design
Tailored to your preferences and surroundings.
Expert Installation
Meticulous craftsmanship for long-lasting results.
Wood Railing Options
A range of styles for safety and aesthetics.
Deck Restoration
Revive and strengthen your existing wood deck.
Maintenance
Ensure your wood deck remains beautiful and durable.
Composite Deck and Railing Company Near you ACCREDITED and certified pro for Composite Decking Experts in Northern Virginia & Washington, D.C.
Elevate your outdoor living spaces with the cutting-edge beauty and durability of composite decking. Cosmo Builders is your trusted composite deck specialist, serving Tyson’s Corner, Falls Church, Fairfax, and Washington, D.C. Our comprehensive services cover design, permits, and expert installation, ensuring you get the perfect composite deck for your home.
Our Composite Decking Services
Custom Deck Design
Tailored to your preferences, with a wide range of composite materials to choose from.
Precision Installation
Meticulous craftsmanship for a long-lasting, low-maintenance composite deck.
Railing Options:
Various railing styles and colors to enhance safety and aesthetics.
Deck Restoration
Revive and strengthen your existing wood deck.
Deck Restoration
Revitalize your existing composite deck, restoring its appearance and structural integrity.
Maintenance
Ongoing services to protect and extend the life of your composite deck. Cosmo Builders is committed to using premium composite materials, offering superior resistance to the elements. Elevate your outdoor space with the timeless elegance of composite decking. Contact us today for a complimentary consultation and estimate, and experience the Cosmo Builders difference.
Get a FREE Consultation & Estimate
GET STARTED TODAY
Verified by Trex, Decorator, Timber Decking brand
Contact Us for a Free Estimate
Licensed, Accredited, and Memberships
Our Composite Decking Services:
Custom Deck Design
Tailored to your preferences, with a wide range of composite materials to choose from.
Precision Installation
Meticulous craftsmanship for a long-lasting, low-maintenance composite deck.
Railing Options
Various railing styles and colors to enhance safety and aesthetics.
Deck Restoration
Revitalize your existing composite deck, restoring its appearance and structural integrity.
Maintenance
Ongoing services to protect and extend the life of your composite deck.
Cosmo Builders is committed to using premium composite materials, offering superior resistance to the elements. Elevate your outdoor space with the timeless elegance of composite decking. Contact us today for a complimentary consultation and estimate, and experience the Cosmo Builders difference.
Service Areas
Customer Testimonials
Why Choose Us
Expertise
Benefit from our extensive industry knowledge and years of hands-on experience.
19 Years of Excellence
With nearly two decades of project management and construction experience, we guarantee expertise.
96 Proven Successes
We've successfully delivered over 96 commercial projects, showcasing our dedication to quality.
Workmanship Warranty
We stand behind the quality of our work with a solid warranty.
Quality Craftsmanship
Your peace of mind is our priority.Class A licensing and insurance.Craftsmanship paired with the finest materials in the industry.
Transparent Communication
We believe in clear, open communication to ensure your vision is realized.
Budget Control
We work with you to establish a realistic budget and stick to it throughout the project.
Timely Completion
We strive to complete projects on schedule to minimize disruptions to your daily life.
Additional Benefits
Experienced Team
Our seasoned team brings decades of expertise.
Cost-Effective Construction
We maximize value within your budget.
One-Stop Service
Enjoy convenience from design to build.
Local Experts
We're your trusted neighborhood contractor.
Awards & Certifications
Over 100 awards and licensed and bonded for peace of mind.
Local Class A Contractor
We're real people from your local community.Providing materials from top-rated manufacturers.
Free In-Home Design Consultation
We offer free consultations and estimates, emphasizing your unique vision.
Product Warranties
Count on us for product warranties and 100% customer satisfaction.
Why Cosmo Builders?
Because Your Home Deserves Excellence!
Quality Assurance
Our commitment to top-tier craftsmanship ensures your project's excellence with desired finishing.
Value-Driven
We offer cost-effective solutions that maximize your investment.
Expert Team
We will assist you from the design stage to permit, construction, and luxury finishing.
Why Cosmo Builders?
Because You Matter
Trustworthy Craftsmanship
We stand by our work with a solid warranty.
Your Vision, Our Mission
Open communication ensures your dreams are realized.
Local Connection
We're your neighborhood experts; invest in your community.
Effective Construction Management
Benefit from efficient construction management, ensuring seamless project implementation.
One Single Responsible Contractor
We take full responsibility for all aspects of your project.
Your Trust Matters
Count on us for a relationship built on trust, from sign-on to project completion.
Best of Houzz Service Award
We are honored to have received this prestigious award, highlighting our commitment to excellent service.
Best of Houzz Design Award
Our dedication to innovative and stylish designs has earned us this esteemed recognition.
Arlington County Green Home Choice Award
We take pride in our environmentally-conscious approach, exemplified by this award.
A+ Rated with BBB
Our commitment to exceptional service and professionalism is reflected in our A+ rating with the Better Business Bureau.
Approved, Certified Pro Contractor and Partnerships
Angi Leads Certified Contractor
Our expertise is validated by our certification from Angi Leads, a trusted platform for home improvement.
Thumbtack Pro
As a Thumbtack Pro, we are recognized for our high-quality services and professionalism.
House Pro Network
We are a member of the House Pro Network, showcasing our commitment to excellence in-home services.
Google Certified Contractor
Our certification from Google reflects our commitment to quality and trustworthiness in the industry.
Certified with Lowes
We are certified with Lowes, a testament to our excellence in home improvement services.
Certified with Home Depot
We are certified with Home Depot, a mark of our expertise and reliability.
First Builder Choice
We are proud members of First Builder Choice, demonstrating our commitment to quality and customer satisfaction..
Certified Products
We proudly hold certifications and accreditations from renowned manufacturers and brands in the construction industry
Bark Certified Pro Contractor
Bark Certified Pro Contractor is recognized and endorsed by Bark, a trusted platform for home improvement and construction Project.
Yelp Certified Contractor
Yelp Certified Contractor Trusted for Excellence, Quality Work, and Customer Satisfaction.
Networx Pro Certified Contractor
Networx Pro Certified Contractor Your Assurance of Professionalism and Quality Workmanship.
BuildZoom Verified Contractor
BuildZoom Verified Contractor Certified Pro for Reliable and High-Quality Construction Services. Delivering Exceptional Work Every Time with customer satisfaction
- GAF Roofing Products
- CertainTeed Residential Roofing
- Trex Decking
- Deckorators
- Andersen Windows
- Pella Windows and Doors
- James Hardie
- Ply Gem Siding
- GP Vinyl Siding
Our certifications, affiliations, and partnerships reflect our dedication to excellence, customer satisfaction, and industry standards.
Certified Pro Contractor
We hold certifications from industry leaders, including GAF, CertainTeed, Trex, Decorator, Timber, Andersen Windows, and Pella.
Google Guaranteed
Ensuring trustworthy and reliable services.
