About Westar
The Lake Country area is our specialty!
Westar Realty LLC is a boutique, family-run real estate firm proudly serving Lake Country since 1997. We don’t just work here—we live here, too. Our deep roots in the community allow us to offer genuine local insight and a personal level of service you won’t find just anywhere.
Our commitment is simple: to provide honest, transparent, and thorough guidance every step of the way. Buying or selling a home is a major milestone, and we believe you deserve outstanding service, clear communication, and a trusted partner throughout the process.
And yes—we build and remodel homes as well. Founded in 1979, Westar Builders LLC specializes in custom homes and high-quality renovations designed to bring your vision to life. From start to finish, our goal is to make the experience as smooth and stress-free as possible. We take pride in using only superior-quality products, ensuring exceptional craftsmanship and lasting value.
So relax, explore, and get to know our team—we’re here to help you feel right at home.
Westar Realty
Judy Sebastian
Tash Sebastian-Schwartz
Tash Sebastian-Schwartz
Judy began her real estate career in 1979 and has over four decades of experience buying, selling, and building homes. As a licensed broker, she brings deep industry knowledge and a hands-on understanding of the entire real estate process.
A Lake Country resident for 43 years, Judy offers unmatched local expertise across everything from di
Judy began her real estate career in 1979 and has over four decades of experience buying, selling, and building homes. As a licensed broker, she brings deep industry knowledge and a hands-on understanding of the entire real estate process.
A Lake Country resident for 43 years, Judy offers unmatched local expertise across everything from distressed properties to new construction. Known for her strong negotiation skills and client-first approach, she is dedicated to helping buyers and sellers achieve maximum value with confidence.
Tash Sebastian-Schwartz
Tash Sebastian-Schwartz
Tash Sebastian-Schwartz
Tash was raised in Lake Country and has called Oconomowoc home for the past 15 years. With a background in education and experience relocating across the country with three children, she is a trusted resource for families and those navigating major moves.
From hands-on property work early in life to owning everything from fixer-uppers to c
Tash was raised in Lake Country and has called Oconomowoc home for the past 15 years. With a background in education and experience relocating across the country with three children, she is a trusted resource for families and those navigating major moves.
From hands-on property work early in life to owning everything from fixer-uppers to city condos and historic homes, Tash brings a well-rounded understanding of home value, maintenance, and renovation. As a Pricing Strategy Advisor certified by the National Association of Realtors, she expertly guides buyers and sellers to maximize their investment.
Westar Builders
Don Sebastian
Don Sebastian
Don Sebastian
Don began his career with Judy in 1979 and brings decades of hands-on experience to every project. Licensed in HC, his expertise extends beyond that of a traditional builder, allowing for a higher level of precision and problem-solving.
Committed to quality and value, Don believes in doing things right the first time—using superior materi
Don began his career with Judy in 1979 and brings decades of hands-on experience to every project. Licensed in HC, his expertise extends beyond that of a traditional builder, allowing for a higher level of precision and problem-solving.
Committed to quality and value, Don believes in doing things right the first time—using superior materials and working within your budget. Alongside Sam, he prioritizes listening carefully to ensure every build or remodel reflects your vision exactly.
Sam Sebastian
Don Sebastian
Don Sebastian
Sam was also raised in Lake Country and continues to call the area home. With a background in Urban Planning and decades of hands-on experience, he has been remodeling homes since purchasing his first home at just 18 years old.
Sam brings a genuine passion for people and an unwavering commitment to every project he undertakes. He is metic
Sam was also raised in Lake Country and continues to call the area home. With a background in Urban Planning and decades of hands-on experience, he has been remodeling homes since purchasing his first home at just 18 years old.
Sam brings a genuine passion for people and an unwavering commitment to every project he undertakes. He is meticulous in his attention to detail and takes tremendous pride in his craftsmanship and thoughtful selection of materials. This dedication is evident in every finished space—delivering results that are truly exceptional.
Creating custom homes and remodels of outstanding quality is the shared vision of Sam and Don, and it remains the standard they strive for on every project.