Premier Real Estate Experts

Guiding Your Journey in Knoxville and East Tennessee Dynamic Real Estate Landscape

Meet our agents
Hilmar Castillo & Christian Penna-1 (1) (1) (1)

More Than a Brokerage

At Castillo Realty, our boutique team is passionate about helping you buy or sell a home with confidence and clarity—whether you’re new to Knoxville or a long-time East Tennessee resident. Founded in 2023, we’re driven by a belief that real estate should be personal, supportive, and rooted in community. We’re intentionally small, so you’ll always know your agent and feel supported throughout your real estate journey. Our hands-on approach, deep local expertise, and commitment to honest, open communication set us apart. 

What We Offer 

  • Expert guidance on buying or selling residential properties
  • Investment property strategy and acquisition 
  • Home staging and preparation advice 
  • Professional marketing and listing services 
  • Trusted vendor referrals—from lending to landscaping 
  • Ongoing support, even after closing 

From Knoxville and Farragut to Maryville, Oak Ridge, and Sevierville, we know this market inside and out. We aim to simplify every step, answer every question, and help you build a future you love. At Castillo Realty, you’re more than a transaction—you’re part of our community. Let’s make your next move together.

Speak To An Expert
Join The Team

Meet Our Real Estate Team

The Faces Behind Castillo Realty - Your Dedicated Real Estate Professionals.

Christian Penna

Christian Penna

 
Hilmar Castillo

Hilmar Castillo

 
Andrea Schneibel

Andrea Schneibel

 

Testimonials

What our clients say

Real Stories From Our Real (Estate) Clients!

"Seleccionar a Hilmar como nuestra realtor fue la mejor decisión qué pudimos tomar, su experiencia en el mercado, su dedicación, el compromiso y responsabilidad con el que trabaja la hacen definitivRead MoreRead Less
"Fantastic experience with a very hard working, attentive realtor! She kept us informed as she guided us through the entire process."
"Tuve la suerte de encontrar a Hilmar para la compra de mi primera casa, y no podría estar más agradecida. Desde el primer momento fue profesional, paciente y muy comprometida con ayudarme a encontrar Read MoreRead Less
"Hilmar was a great help throughout the entire house buying process! Whenever I needed help or had a question, she was quick to get back to me. Highly recommend. Thank you Hilmar!"
"She was a very helpful and knowledgeable realtor. I was very pleased and happy to have her as my real state agent. If you ever need find property in Knoxville Tennessee, I would highly recommend her"
"Hilmar and her team at Castillo Realty are the ultimate professionals. They assisted my client/friend with the sale of their Knoxville home in the most efficient and caring manner. Hilmar and her teamRead MoreRead Less
"We had a wonderful experience with Hilmar Castillo and Castillo Realty. From the day we met, she instilled a peaceful trust that she would take care of our needs in selling a home from another state. Read MoreRead Less
"Hilmar expertise, dedication, and genuine care have been invaluable in both the purchase and sale of my properties over the past five years. Her professionalism, responsiveness, and market insight truRead MoreRead Less
"Hilmar was an amazing realtor for me. She helped me sell several properties over the past few years and I am always amazed at how she can market the house at just the right price to solicit multiple oRead MoreRead Less
"Hilmar Castillo proved herself as an intelligent, resourceful and confident real estate agent in the marketing and sale of our home. She has the skills of a good listener, communicator and was efficieRead MoreRead Less