Headquartered in Oneonta, in the foothills of New York's Catskill Mountains, along the Susquehanna River, the Paper Birch Properties team works closely with individuals and businesses looking to buy or sell residential and commercial properties across central NY.  

While we are known for our work in Otsego and Delaware Counties, Paper Birch Properties is also a proud part of the Keller Williams network, providing us with access to industry-leading resources that allow us to ensure our clients remain ahead of the competition.

In addition to standard residential and commercial transactions, the team also takes pride in serving specialty markets such as residential, commercial, and vacant land development. Our large network established in the development industry allows us to bring opportunities to their clients that are often not found on the open real estate market. 



Stefan Marikovics


Licensed R.E. Salesperson

Originally from Long Island NY, Stefan attended the University At Buffalo where he earned a degree in economics. After spending the early part of his career working in finance, he relocated to Oneonta in 2010.


Once settled he turned his focus to real estate and has not looked back. His large professional network and sphere of influence allow him to open doors for his clients on all sides of the property equation.


With a constant presence in the development world, he is also able to provide his clients with numerous investment opportunities that are not found on the open market. 


Corey Marikovics

Licensed R.E. Salesperson

Originally from Long Island, NY Corey relocated to Oneonta after graduating from the University At Buffalo with a degree in psychology.

Her organizational ability and the constant pursuit of perfection make her an ideal agent. If there was ever an agent who puts themselves in their client's shoes and goes on the journey with them, it's Corey. With an inclination for the arts and creativity, her approach to marketing and real estate is one of kind. Her second-to-none dedication to interpersonal relations ensures her clients never feel left behind or out of the loop.

Outside of the office you can find her writing music, hiking, or engaged in one of her numerous hobbies.


Lew Calabro

Licensed R.E. Salesperson

With over 30 years of real estate experience, Lew is certainly one who has seen it all. Originally from Connecticut, he maintains many in-depth connections to the down-state market.


For the past 10 years, he has also been heavily involved in the land development business. When it comes to understanding a client's goals, he is truly second to none. His ability to provide insight to his clients is one of the things that separates him from the pack.


In his spare time, you will usually find him playing his guitar and spending time in nature.


Egor Kryshtopav

Licensed R.E. Salesperson

After growing up in Brooklyn NY. Egor attended film and music high school before attending college and getting his degree in accounting. His biggest strength is his ability to find creative solutions to problems, with an unwavering dedication to the task at hand.


With a “never satiated” thirst for knowledge, Egor is on the constant hunt for new & improved strategies to everything real estate. He has developed an ability to multitask numerous in-depth projects without being thrown off task and prides himself on the ability to bring that to the table for his clients.


His positive attitude and infectious smile make him the perfect agent for anyone who values connection and feeling cared for.

In his spare time, you will find him building cars and looking for adventure.