Mark & Alison Eibner

Castle Rock Market Expert

Top Real Estate Agent

Contact Mark & Alison Eibner when you are ready to buy or sell in your local market!

1,200+ Homes Sold
10+ Years of Experience
$500M+ Total Volume
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Mark & Alison Eibner

10+

Years of Experience

Meet Mark & Alison

Why Work With Us


Deep local market knowledge
Personalized service from start to finish
Proven track record of success
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Testimonials

What Our Clients Say

This is what a few of our satisfied clients have to say

500+

Happy Clients

5.0

Rating

"Realty Oasis did an amazing job! Great communication and true advocates to help us get a beautiful home!"

Robbia Fezian

Verified Client

"Mark Eibner with Metro Brokers was a genuine pleasure to work with. He brings professional skills, friendly, respectful and clearly committed to our best interest throughout the whole process. He is a standard professional who brought both expertise and integrity to our transaction. I truly felt sup..." Read More

JoAnn Ratzlaff

Verified Client

"Mark has been my go to realtor for years. Most recently, he helped me navigate the sale of my mom’s condo, through some very unusual circumstances. Mark’s knowledge got it sold before a foreclosure could take her entire estate. He’s not afraid to think outside of the box and get the job done, and I ..." Read More

Barb Petruccelli

Verified Client

"We love Mark and Alison! We have been working with them for a decade and they are the kindest, most hard working, supportive realtors you could ever find!"

Andra McHugh

Verified Client

"Mark & Alison are wonderful! They take great care of their people and are intentional about getting the job done well! Thank you for your support!"

Emma Atchison

Verified Client

"I live in Germany and needed to sell a small piece of land in Colorado. Mark Eibner, Realty Oasis, was recommended to me by an American friend. After our discussion I decided to sign a contract with him to put the land on sale on my behalf. The sale is now completed, and I am absolutely satisfied wi..." Read More

Antje Graham

Verified Client

"Great team to work with, proactive in communication and totally will recommend!"

Jyn Ortizano

Verified Client

"Alison went above and beyond to navigate a smooth transition on the purchase of our newest property. I have Never worked with anyone more dedicated to us "The Client" as Realty Oasis. Hands down best in the Business! Thank you"

Dean Maus

Verified Client

"I would like to recommend Mark Eibner and Realty Oasis Realty. Mark is super professional, knows the market (ins and outs) and is a marketing guru. His knowledge is superior to most other Realtors and the vendors he works with are exceptional. Mark is also so willing to teach other associates and hi..." Read More

Rochelle Faraco

Verified Client

"Mark and his Team responded and delivered! They had the knowledge to cover everything from A to Z with an estate sell, the necessary “know how”, spot on recommendations, references and resources to list, show, sell and close the contract on our parents home. Even the 750 mile distance between us was..." Read More

John Frank

Verified Client

"Good afternoon if you are looking to sell your property look no further than Realty Oasis. Mark is the real deal he does what he says he will do and when it will be done. We bought our home from him and it needed upgrades but most people wouldn't have changed anything it was that close to perfect, ..." Read More

David Martin

Verified Client

"Mark was amazing helping us find the right house. He was always willing to be dragged from house to house and drive many miles for months to accommodate ones we wanted to look at. When we did find the house that was right for us he was just as excited as we were. He helped us through the entire proc..." Read More

Laura Anderson

Verified Client

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