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Knowledge & Integrity
Longtime MetroWest residents, Mark & Liz are full time REALTOR agents in Westboro MA, who bring real-world experience,
patience and uncompromising loyalty to our investors, home buyers and sellers.
In this same spirit, Lassen Realty is proud to be adding Yousuf Syed and Winnie Monero-Syed of S. Weymouth to the firm. Yousuf and Winnie are working hard to provide the same excellent service to buyer and seller clients in the Boston South Shore.
In addition to holding his real estate license for over 20 years, Mark’s background brings a wealth of practical experience to his work. Whether you are buying, selling or investing, his experience as a Home Inspector and Master Electrician make him a valuable resource for Lassen Realty clients.
Liz is an licensed attorney and real estate broker. After practicing biotech patent law for two decades, she started Lassen Realty to apply her negotiation, analytical and business skills to solve real problems for real people.
How We Work Together
- Schedule a Time to Connect
- Fully Understand your Real Estate Goals
- Evaluate Market Data & Develop Your Plan
- We Keep Track of the Details
- Celebrate a Job Well Done!
MetroWest… and Beyond
There are so many different lifestyles in MetroWest: urban, suburban, rural, new construction, antique houses, many walkable neighborhoods full of Cape Cod, Ranch and Colonial style homes. We even have high rise apartments and a variety of condominiums and town homes. As Westboro MA real estate agents, Lassen Realty knows them all.
If your home to buy or sell is beyond the
Worcester to Boston MetroWest 495/Route 9 corridor
or South Shore, no worries!
We are licensed to work in all of Massachusetts as real estate selling agent and buying agents.
Don’t Just Take our Word for It
Liz Lassen & Mark Kosa
38 reviews
Reviewed by Ed & Amba (Buyer) 30 Jul 2024
Liz Lassen & Mark Kosa
38 reviews
Reviewed by (Vendor) 31 May 2024
Liz Lassen & Mark Kosa
38 reviews
Reviewed by Mike (Vendor) 14 May 2024
Liz Lassen & Mark Kosa
38 reviews
Reviewed by Mark G. (Buyer) 4 Oct 2023
Liz Lassen & Mark Kosa
38 reviews
Reviewed by BE (Buyer) 4 Sep 2023
Liz Lassen & Mark Kosa
38 reviews
Reviewed by Netra Srikanth (Vendor) 7 Jul 2023
Liz Lassen & Mark Kosa
38 reviews
Reviewed by Mike (Vendor) 30 May 2022
Liz Lassen & Mark Kosa
38 reviews
Reviewed by Tyler (Buyer) 23 Jan 2022
Liz Lassen & Mark Kosa
38 reviews
Reviewed by Kim Dacier (Vendor) 2 Jan 2022
Schedule a Free Consultation
We would love to discuss your long term and your short term goals regarding home ownership. Real estate is such a big investment. The right time for you to buy or to sell a property might be months or years away. We enjoy our work and genuinely want to help you make the plan that is best for you. So, please feel free to reach out and chat.