FSBO & Flat Fee MLS

Buyer & Seller Assistance

Real Estate Transactions

Real Estate Contract DIsputes

Quit Claim Deeds

TOD Designations (Deeds)

Landlord / Tenant Law

Shared Driveway Agreements/

Joint Well Agreements

Condominium Law & More

Attorney Jason A. Greller

Real Estate Lawyer

Madison, Wisconsin

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JUSTIA 10/10 Real Estate Lawyer Rating

AVVO Top Real Estate Attorney Rated 10/10

AVVO Client Choice Award Winner - Madison, Wisconsin

Best Real Estate Lawyers in Madison, WI - Expertise Rated

5 Star Google Rated Wisconsin Real Estate & Property Law Attorney


Welcome to Attorney Jason A Greller - Real Estate Lawyer, S.C.

We are a Madison, Wisconsin real estate and property law firm centrally located in Dane County and serving customers throughout all of Wisconsin's counties.

Our real estate attorneys specialize in real estate transactions and real property law. If you are interested in buying or selling property or have other real estate law related needs, we have an experienced real estate lawyer available to assist you through your transaction.

In addition to residential real estate transactions, our real estate attorneys offer a variety of real property related legal services at flat fee rates and reasonable hourly rates. Our real estate lawyers are available to discuss your project and address all of your questions and concerns.

We encourage you to browse our website for more information on buying or selling a home or how our real estate lawyers may assist you in your real estate matter. Please contact us for more details on our rates and services or call us for a free consultation. Our staff is here to answer your questions.


25+ Years of Practice


Reasonable Flat Fees


Fast Turnaround Time


Top Peer Rating

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Serving All Wisconsin Counties

Real Estate Transactions

Our reasonable flat fee and exceptional service translate into no surprises at closing, including your attorney's fee.

We built our reputation by representing buyers and sellers in real estate transactions. Our all inclusive flat fee rates for buyers and sellers sets the benchmark in residential real estate transaction legal representation. If you are SELLING or BUYING a property in Wisconsin, we have experienced lawyers available to assist you. Our flat fee puts a real estate attorney in your corner from start to finish.

Offers to Purchase

Counter Offers

Don't make the mistake of working with an attorney who dabbles in real estate. You deserve a real estate lawyer that specializes in residential real estate transactions. Our reasonable flat fee and exceptional service translates into no surprises at closing, including your attorney's fee.

Attorney Review Contingencies

Condominium Sales & Purchases

Same day or next day service on offer reviews for sellers & offer drafting for buyers (including holidays and weekends!!!!!).

Vacant Land Offers

Disputes Concerning

Real Estate Transactions

Selling Real Estate

Whether you are thinking of selling your property For Sale By Owner (FSBO), or by FLAT FEE MLS, or by using a conventional real estate agent, our attorneys offer reasonable flat fees to assist you. Your real estate lawyer will guide you from the start through the closing of your real estate transaction.  If you are thinking about listing your property, you should contact us to discuss your listing and marketing options, review your listing and help you prepare your Real Estate Condition Report. Your attorney will outline the process and answer any questions you may have regarding the sale of your property.

If you have an Offer to Purchase your property, please contact us to review that Offer and to draft Counter-Offers as may be necessary.  

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Buying Real Estate

We offer a reasonable flat fee for buyers throughout Wisconsin. Whether you are looking to purchase a single family home, a condominium, vacant land new construction or an apartment complex - we can help. Call us and your lawyer will review the process with you, draft the Offer to Purchase, discuss the terms of the Offer and then will send the Offer to you for electronic signature. Typical turnaround time is either same day or next day depending on the day and the time received. Please feel free to contact us to discuss your purchase. 

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Wisconsin Real Estate Law

Your property is one of your biggest assets. 

You can protect that investment by having an experienced real estate attorney at your side.  

Real Estate Practice Areas

Perhaps you've encountered a hurdle in a real estate transaction; or need an agreement between co-owners of property; or a shared driveway agreement; or a note and mortgage between private parties; or need a lease drafted for a new tenant. Our attorneys are able to assist you in all of these matters and more. Please visit our Real Estate Law page to see the full range of services we offer.  

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Quitclaim Deeds

& Transfer on Death Designations

If you are looking to transfer an interest in property by Quitclaim Deed (sometimes spelled Quit Claim Deed) or a Transfer on Death Designation (TOD Deed), then we have an experienced lawyer available to explain the process, answer your questions, draft the Deed and make sure that the Deed is properly recorded. Please contact us to learn more about our flat fee for Quitclaim Deeds & TOD Deeds

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Who we are.

Attorney Jason Greller - Wisconsin Real


Originally trained as a litigator, Jason knows that the best way to avoid problems is to start with a well thought out and carefully crafted document. Jason's clients benefit from his 20+ years of practice, his comprehensive knowledge of real estate law and his experience assisting clients in thousands of transactions.

Jason is a lecturer on the topic of residential real estate transactions and is recognized by both the local and national media as an innovative leader in Wisconsin real estate law. As a member of the Wisconsin Realtor Association Real Estate Forms Committee, Jason lends his expertise to the WRA regarding the use and modification of Wisconsin State approved forms used in real estate transactions.


— Hannah Roth

Jason Greller is, quite simply, the most exceptional lawyer we have ever worked with. He has extraordinary integrity and a remarkable commitment to communication and service.

Born and raised in New York City, Jason came to Wisconsin to attend the UW Law School. Along the way he fell in love with the Madison area and married the love of his life. In his free time, Jason may be found spending time with his family, playing tennis, sailing on Lake Mendota or searching for a lost golf ball. He lives in the Town of Middleton with his wife and two children.

Contact us.

Need more details?

We are here to assist. Contact us by phone, email or via our social media channels.

21 North Butler Street - Suite 101

Madison, WI  53703

voice: 608.218.4030

email: info@knollgreller.com