Michael Kelczewski

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Michael Kelczewski
Michael Kelczewski.jpg
Michael Andrew Kelczewski

(1983-05-29) May 29, 1983 (age 41)
Wilmington, Delaware
CitizenshipUnited States
Alma materUniversity of Delaware
  • MAK Realty Group (President & Founder)
  • Sotheby International Realty (Associate Broker)
  • Highlands Mortgage (Loan Officer)
Height6 ft 1 in (185 cm)
  • Christine Babett (Biological Mother)
  • Vernon Crank (Biological Father)
  • Wendy Valdes (Adoptive Mother)
  • Leon Kelczewski (Adoptive Father)
AwardsDelaware Achievers Philadelphia Magazine Top Luxury Real Estate Agents 2022

Michael Kelczewski (born May 29, 1983) is an American entrepreneur, real estate professional, and digital marketer. He is the founder and president of MAK Realty Group, a premier choice for luxury residential real estate buyers in Philadelphia.[1]

Kelczewski is engaged in luxury residential real estate as an associate broker at Sotheby International Realty, serving Maryland, Pennsylvania, Delaware, Washington, D.C., and Virginia, with his affiliations with Monument SIR, TTR SIR, and Kurfiss SIR.[2]

Early life and education

Kelczewski was born on May 29, 1983, in Wilmington, Delaware. His biological father was an acclaimed horse trainer and jockey who died shortly after his birth. After growing up in foster care, he was later adopted by Wendy Valdes and Leon Kelczewski.

At 13, Kelczewski moved to Hockessin, Delaware, with his adoptive family. He attended Christiana High School and later graduated from Mount Sophia Academy. He holds a degree in history and biology from the University of Delaware.

At 16, Kelczewski founded a digital marketing company, marking the onset of his entrepreneurial ventures.

Kelczewski obtained his broker license in 2019 and is authorized to operate in Delaware, Pennsylvania, Maryland, Washington, D.C., New Jersey, Virginia, and New York.


In 2012, Kelczewski founded MAK Property Investments L.L.C., serving as the parent company for an interstate commercial and residential real estate practice and associated tertiary entities. The company initially focused on residential real estate affiliated with Keller Williams.[3]

Kelczewski is also the president and founder of the MAK Group, a full-service real estate company servicing the Mid-Atlantic region. Over the years, MAK Realty Group has become the area real estate company of choice for luxury real estate home buyers.[4]

Kelczewski is also associated with Sotheby International Realty and serves Maryland, Pennsylvania, Delaware, Washington, D.C., and Virginia in affiliation with Monument SIR, TTR SIR, and Kurfiss SIR.[5]

In 2022, Kelczewski expanded his career by becoming a mortgage loan officer and joined Highlands Mortgage, LLC, in 2023.

Kelczewski has also worked as an associate broker with Brandywine Fine Properties under the Sotheby’s International Realty banner.

Kelczewski is regarded for his insights, market knowledge, and trend analysis, particularly within the Philadelphia real estate market. A proactive advocate for identifying employment and tax law changes impacting the real estate industry, he has been quoted in various publications, including Forbes, Huffington Post, Delaware Business Times, Delaware Online, Philadelphia Magazine, Philadelphia Inquirer, Fox News, Washington Post, NY Post, Associated Press, and Inman.[6]

Kelczewski is renowned for pioneering a blockchain-based real estate platform utilizing the open-source Ethereum blockchain network. The platform records details such as the list price, offer price, and contract, comprehensively documenting the entire transaction process, including initial bidding and subsequent negotiations. In 2018, Kelczewski successfully conducted the first property sale on the blockchain, accepting Bitcoins as payment for a property valued at $1.75 million in Newark.[7]

Awards and recognitions

In 2022, Kelczewski was recognized as one of the Top Luxury Real Estate Agents by Delaware Achievers.

Personal life

Kelczewski resides in Philadelphia, Pennsylvania. He was previously married, but the couple separated in 2018. In 2022, he reconnected with his biological mother, Christine Babett.

Kelczewski is an autodidact who engages in self-directed learning through reading and researching various subjects.

In the media



  1. "Michael Kelczewski Has Been Recognized Among the Top in His Industry by The Expert Network©". www.newswire.com. Retrieved 12 January 2024.
  2. Vuocolo, Alex (3 May 2019). "$599K Wyoming real estate sale recorded through block chain". Delaware Business Times. Retrieved 12 January 2024.
  3. Landesman, Laura (30 September 2022). "6 Tips To Sell Your House Before The End Of The Year". The Woodlands. Retrieved 12 January 2024.
  4. Linehan, Dan (29 January 2019). "Why Non-Traditional Careers Are on the Rise in Delaware". Delaware Today. Retrieved 12 January 2024.
  5. "Episode 14: Home Buying Strategies for Millennials Today – Interview with Michael Kelczewski | The Money Champ". themoneychamp.com. Retrieved 12 January 2024.
  6. Tindera, Michela. "Exclusive: Want To Be The President's Neighbor? You Can Be For Just $2.4 Million". Forbes. Retrieved 12 January 2024.
  7. "Home next to Biden hits the market for $2.3m but there are downsides to being the president's neighbour". Yahoo Finance. 8 July 2021. Retrieved 12 January 2024.

External links