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Meet John Gantkowski

John Gantkowski is a highly trusted Pennsylvania real estate expert who helps buyers and sellers navigate the market with confidence. Whether representing your interests in a suburban neighborhood or a fast-developing investment area, John provides data-driven pricing strategy, negotiation skills, and local insight to get results for you across PA.

Whether you are relocating, selling your home, or looking for a property, you will receive clear guidance, quick communication, and a proven process designed to maximize values in today’s Pennsylvania housing market.

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Why List with Me

Over 56 Million
Sold
Top 1% Berks
County
#1 agent at Iron
Valley Berks
282 Satisfied clients
and counting
2619 HILL RD, READING, PA 19606
$879,900
  • Beds
  • Baths
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22 TEABERRY DRIVE, CARLISLE, PA 17015
$500,000
  • 5 Beds
  • 3 | 1 Baths
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355 N 8TH ST, READING, PA 19601
$275,000
  • Beds
  • Baths
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131 ELM ST, READING, PA 19601
$249,900
  • 7 Beds
  • 2 | 1 Baths
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160 E SPRUCE ST, RINGTOWN, PA 17967
$96,000
  • Beds
  • Baths
View Details
1910 SCHUBERT RD #19, BETHEL, PA 19507
$89,000
  • 2 Beds
  • 2 Baths
View Details

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Latest News

Built-for-rent multifamily construction surged at the end of 2025, extending the cycle’s heavy tilt toward rentals and keeping average apartment sizes below pre-Great Recession levels, according to a National Associati...

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The Iran war pushed the 10-year yield above a key level Friday and mortgage rates are headed higher as the conflict drags on.

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A Seattle federal judge denied NWMLS’s motion to dismiss Compass’s antitrust suit, keeping discovery on track for a February 2027 trial.

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