Open Haus Realty

By Appointment: Mount Riverview, NSW 2774

Our sales performance at a glance

See how Open Haus Realty has performed in the last 12 months on RateMyAgent*

3
Reviews
4
Properties for sale
4
Sold properties
$1.2m
Average sale price
$4.9m
Total sales value

*Includes all properties sold (last 12 months) as lead and supporting agent and published on ratemyagent.com.au. It may not be complete and can exclude off-market, private sales and undisclosed pricing and sold dates. Contact agent for full sales history.

Meet the team

Get to know the agent at Open Haus Realty.

Lucy Kollios
Lucy Kollios

Director / Licensed Real Estate Agent

  5   (30 reviews)
About Lucy
Lucy Kollios is the Founder of Open Haus Realty and an accomplished real estate agent with more than $20 million in property sales over the past year and a long list of five-star reviews from happy clients. Known for her honesty, transparency and relationship-driven approach, Lucy has built a strong reputation for delivering outstanding results while staying true to her values. Lucy has a deep understanding of the local community and property market. Her passion for real estate runs deeper than transactions—she’s dedicated to helping clients make confident, informed decisions that create long-term value. She believes in keeping every interaction open and transparent, ensuring her clients always feel supported and in control.Driven, approachable and highly professional, Lucy has earned praise for her integrity, clear communication and ability to achieve excellent outcomes. Her clients often describe her as trustworthy, fair and genuinely caring—someone who goes above and beyond to make the process seamless and rewarding for everyone involved. At the heart of Lucy’s work is a belief in building strong, lasting relationships rather than chasing quick wins. She focuses on the “long game,” maintaining ongoing connections with clients well beyond the sale. Whether guiding first-home buyers, supporting growing families, or helping investors plan their next move, Lucy approaches every campaign with the same level of dedication and ethical care. If you’re looking for an agent who is honest, ethical, and committed to your long-term success, Lucy Kollios is a partner you can trust—someone who combines local expertise, transparent communication and genuine care to deliver exceptional results every time.
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About us

Open Haus Realty is a boutique real estate agency led by Lucy Kollios, servicing the Lower Blue Mountains and Greater Western Sydney. Our experienced team delivers client-focused guidance, transparent communication, and genuine care throughout your property journey. We’re here for you before, during, and after the sale—making every step seamless and stress-free. Your goals are our priority.

Our reviews

3 reviewsacross 3 different locations, showing 3.
Seller review
An exceptional  agent who combines honesty, professionalism and genuine care for her clients.
7 days ago
An exceptional agent who combines honesty, professionalism and genuine care for her clients.

I cannot recommend her highly enough. She was exceptional throughout the sale of my house—honest, transparent, professional and always acting in my best interests. Her excellent communication kept me informed every step of the way, making the process smooth and hassle-free. Her integrity, dedication and genuine commitment to achieving the best outcome truly set her apart. She went above and beyond, and I always felt I could trust her advice and rely on her support. The things that I highly admire about her work are , work ethics, geniunity, honest , approachable, and guiding on best outcome. She know the market and knows how to reach to a deal that in interest of both buyer and seller. She is also well aware about market condition and her advice throughout the process , helped me in taking a timely decision. If you are looking for a highly professional, honest and caring real estate agent, I recommend her without hesitation. Thank you for your outstanding service!

Lucy Kollios

Lucy Kollios

  5   (30 reviews)
Seller review
Excellent communication, negotiation, market knowledge
12 days ago
Excellent communication, negotiation, market knowledge

We find Lucy, very professional, hail or strom she is there for clients. She has achieved results better than our expectations. We wish her all the best and recommend her.

Lucy Kollios

Lucy Kollios

  5   (30 reviews)
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Our properties

Open Haus Realty has 4 properties for sale and sold 4 properties in the last 12 months, showing 4, sorted by most recent activity

For Sale
$1,749,999.00
9 Belgravia Avenue
Gledswood Hills NSW 2557
5
3
2
House
For Sale
$1,749,999
7 Belgravia Avenue
Gledswood Hills NSW 2557
5
3
2
House
SoldAug 10, 2026
$1,325,000
11 Lance Street
Oran Park NSW 2570
4
2
2
House
For Sale
Contact Agent
22 Buckingham Loop
Oran Park NSW 2570
4
2
2
House
Show all 8 properties
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