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27 Years
experience
Custom Cultured Marble Vanity Tops & Window Sills in Sparta, WI
At SFI, Inc., we specialize in crafting high-quality cultured marble vanity tops and window sills designed to meet the needs of dealers and their clients. Established in 1999, our company has grown from a small operation with 12 employees to a dedicated team of 23 professionals working in a 25,000-square-foot facility in Sparta, Wisconsin. Our products are proudly made in the USA, combining over 20 years of industry experience with state-of-the-art manufacturing techniques. We offer a wide range of customization options, including six product lines, more than 50 color choices, and tailored features such as unique bowl placements, edge designs, and depth variations. Our facility is strategically located along I-90, 25 miles east of La Crosse, and is designed to optimize production efficiency while maintaining a safe and pleasant work environment.

We pride ourselves on delivering durable, aesthetically pleasing solutions that complement any bathroom or custom project. Our window sills are available in standard depths of 4 to 10 inches, with lengths up to 10 feet, and can be finished in either matte or gloss textures. We maintain a commitment to quality, ensuring every product reflects the integrity of our process and the expertise of our team. For dealers, we provide comprehensive resources including product brochures, specification sheets, and instructional videos to streamline the ordering and installation process. We welcome the opportunity to showcase our operations through facility tours, allowing clients to witness firsthand the craftsmanship behind our products.
Services
Cultured Marble Vanity Tops Custom Window Sills Modular Sink Tops Two-Tone Bowl Styles Custom Edge Designs
Details
  • Year established: 1999
Highlights and features
  • We offer over 20 years of specialized experience in cultured marble manufacturing.
  • Our products feature extensive customization options, including 50+ color choices.
  • We maintain full control over production quality through in-house manufacturing.
  • Our Wisconsin facility uses state-of-the-art equipment for consistent product quality.
  • We provide comprehensive resources and support for dealer partners.
Services
Cultured Marble Vanity Tops
We create cultured marble vanity tops with extensive customization options including multiple bowl configurations, edge designs, and depth variations. Our products offer dealers over 50 color choices and both matte and gloss finishes. Each vanity top is manufactured in our Wisconsin facility using advanced techniques to ensure durability and aesthetic appeal for bathroom applications.
Custom Window Sills
Our custom window sills are crafted from cultured marble to match any bathroom decor. Available in standard depths of 4 to 10 inches with lengths up to 10 feet, these sills feature hand-crafted colors and finish options. We provide precise manufacturing for both single-piece and multi-piece installations to accommodate various window dimensions.
Modular Sink Tops
We offer six modular product lines designed for easy integration into various bathroom layouts. These pre-engineered solutions maintain customization flexibility with multiple color options and configuration choices. Our modular tops balance cost-effectiveness with quality construction for efficient installation in residential projects.
Two-Tone Bowl Styles
Our specialized two-tone bowl designs allow contrasting color combinations within a single vanity top. This feature provides unique design possibilities while maintaining structural integrity. We implement this option across multiple product lines to enhance visual appeal without compromising functionality or durability.
Custom Edge Designs
We provide various edge profile options to complement different bathroom aesthetics. Our customization extends to unique shapes including angled edges, radius corners, and specialized contours. These design elements are integrated during manufacturing to ensure seamless transitions and professional finishing touches on all cultured marble surfaces.
People
Julie Baginski
Operations Manager
Julie Baginski oversees daily operations at SFI, Inc., ensuring efficient order processing and production quality. With extensive experience in manufacturing management, she plays a key role in maintaining operational excellence at our Wisconsin facility.
Scott Pirnstill
Sales Representative
Scott Pirnstill serves as our dedicated sales representative, providing expert guidance to dealers on product selection and customization options. He brings industry knowledge and personalized support to help clients find optimal solutions for their projects.
Kelly Isensee
Executive Assistant
Kelly Isensee supports executive operations at SFI, Inc., managing administrative functions and facilitating communication across departments. Her organizational expertise contributes to the smooth coordination of our manufacturing and customer service activities.
Questions
What materials do you use for your vanity tops?
We use cultured marble and cultured granite materials for our vanity tops, offering both durability and aesthetic versatility in various color options.
Can I customize the dimensions of my vanity top?
Yes, we offer custom sizing options including various lengths, depths, and bowl configurations to meet specific installation requirements.
Do you provide samples of your color options?
We offer over 50 color choices for our products, which can be viewed through our product brochures and at our Wisconsin facility during tours.
How are large window sills handled?
Window sills longer than 120 inches are manufactured in two pieces with a seam to ensure proper installation and structural integrity.
What finishes are available for your products?
We provide both matte and gloss finish options for all our cultured marble products to suit different design preferences.
Can I visit your manufacturing facility?
Yes, we welcome facility tours at our Sparta, Wisconsin location to showcase our production process and quality control measures.