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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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1601 MINERAL SPRING RD, READING, PA 19602
$615,000
  • Beds
  • Baths
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1601 MINERAL SPRING RD, READING, PA 19602
$615,000
  • Beds
  • Baths
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0 WOODLAND DR, LEESPORT, PA 19533
$499,000
  • Beds
  • Baths
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355 N 8TH ST, READING, PA 19601
$275,000
  • Beds
  • Baths
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218 N FRONT ST, READING, PA 19601
$239,000
  • 3 Beds
  • 1 | 1 Baths
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Latest News

Selling season 2026 – long on uncertainty and short on Spring mojo – is keeping many private homebuilders up at night and on edge all day long. The challenge is no longer just about generating traffic to homebuilder ...

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Brad Jacobs’ vaunted, capital treasure-trove-fueled sprint to geographic and marketshare clout, enough to disrupt the nation’s building products and materials supply infrastructure, took another big l...

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Iron Valley Real Estate ranks No. 10 nationally for five-year volume growth and No. 3 for five-year transaction side growth.

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