Marianne Mueller, Managing Partner and Principal, is a Certified Residential Appraiser and has been actively involved in real estate related fields for over twenty years.  Prior to heading up Mueller Lang, Ms. Mueller was Executive Vice President at one of the leading appraisal firms in New York. Marianne has been a resident of Manhattan for over 30 years and holds a degree from PACE University. As a certified expert witness, Ms. Mueller is a constant presence in the Unified Courts in New York City. Her valuation and consulting assignments have involved a wide range of properties including townhouses, cooperatives, condominiums, mixed-use and multi-unit housing.  Appraisals, valuations and market reports have been prepared for a wide variety of uses including trust and estate planning, matrimonial, bankruptcy, mental competency hearings, relocation, investment purposes, mortgage lending and etc.  Marianne thrives on the complex, specializes in luxury properties and often manages the valuations of large national portfolios for estate and matrimonial purposes. 

MLA has offices in Manhattan and Westchester serving all of New York City’s boroughs, Long Island including the East End and Hamptons, Westchester and Connecticut. 

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Mueller Lang & 

Recognized Specialists

Associates, LLC (MLA) 

Kevin Lang, Partner, is a Certified Residential Appraiser specializing in the Westchester County, New York Real Estate Market. Kevin is a lifelong resident of Westchester County and holds a BBA from the Hagan School of Business at Iona College. For over 14 years Kevin has provided stellar residential real estate appraisals, valuation services, and consulting assignments. His experience, efficiency, competency and intimate knowledge of the sub-markets establishes him as one of the most qualified real estate appraisers and consultants in the area. His experience, professionalism, and knowledge of the market is a tribute to Kevin’s growing reputation and success in tax reduction services. Kevin is a member of the Hudson Gateway Association of Realtors (HGAR) and the Hudson Gateway Multiple Listing Service (HGMLS). ​

​​Michael Lang, Partner, is a New York & Connecticut Certified Residential Appraiser specializing in high-end, complex valuations throughout the Westchester County, New York market area. Michael is also a New York State Licensed Sales Person and holds an MBA from the Hagan School of Business at Iona College. His experience, efficiency, competency, and intimate knowledge of the real estate markets helped Michael establish himself as one of the most qualified and well respected valuations professionals in Westchester. Individuals, businesses, and professionals throughout this market rely on Michael for their client valuation needs. 

Mueller Lang has partnered with some of the most experienced and certified experts in the appraisal field specializing in commercial appraisals, market analysis and real estate development. 

Please contact us for a comprehensive list of clients and references.