Hamilton · Mercer County

Chimney Repair in Hamilton, NJ

Full-scope rebuilding, repointing, crown repair, cap repair, flashing, and liner service across Hamilton Square, Yardville, Mercerville, and every neighborhood in between.

79+Years4GenerationsHamiltonLocal Crew
Chimney Repair in Hamilton, NJ

Local To Hamilton

Mercer County Crew

Written Proposal

Fixed Total · Clear Scope

Family-Owned

Since 1947

By Paul Pennacchi·Fourth-Generation Owner, A. Pennacchi & Sons

A. Pennacchi and Sons is a licensed masonry contractor specializing in chimney repair, and our shop has sat on Buttonwood Street in Hamilton since 1947. We are not a crew driving in from out of town. We are Hamilton Township neighbors, and chimney masonry has been the family craft the whole time. Four generations of the Pennacchi family have run this business, and Paul Pennacchi Jr. now leads every chimney restoration project, often a few minutes from our own front door. Our roots go back to the 1930s, when Gaetano Pennacchi immigrated from Italy and opened a masonry shop in nearby Trenton. In 1947 his sons Anthony and John made it official as A. Pennacchi and Sons.

Signs Your Hamilton Chimney Needs Repair or Rebuild

Central New Jersey sees 30 to 40 freeze-thaw cycles most winters. Water gets into a hairline crack, freezes, expands, and widens that crack a little more each cycle. That hits Hamilton’s mix of older homes near Yardville and Groveville alongside newer construction in Mercerville, since every era of building reacts to the swing differently. Active leaks, structural movement, cracked liners, and any safety concern need immediate attention. Minor mortar erosion that has not reached the brick core can be scheduled. A repair booked early is almost always smaller than the same repair booked a year later.

  • Cracked or crumbling mortar joints
  • Spalling or flaking brick
  • Efflorescence, the white staining that signals water intrusion
  • A leaning or shifting chimney structure
  • A damaged or missing chimney cap
  • Water inside the fireplace
  • Failed flashing where the chimney meets the roof

Chimney Repair Services in Hamilton, NJ

Every project starts with a real evaluation, not a guess. We check the flue, the crown, the cap, and the flashing on homes across Hamilton Square, White Horse, and Sandtown, so we know the actual failure point before recommending anything. A rebuild from the roofline up is the only lasting fix once brick has spalled or courses have shifted, and most Hamilton rebuilds run 3 to 5 days depending on chimney height and access. Repointing solves the problem when the brick is sound but the joints have failed, and we match mortar color and mix, including the lime-based formulas common on Hamilton’s older stock in Groveville and Colonial Terrace.

  • Chimney inspection covering flue, crown, cap, and flashing
  • Full chimney rebuilding from the roofline up
  • Repointing with color-matched lime mortar
  • Crown repair and reconstruction
  • Cap replacement and reseating
  • Flashing repair at the roofline joint
  • Stainless steel liner replacement where code requires it
  • Chimney leak diagnosis and repair

Chimney Repair for Hamilton Homes and Local Businesses

We handle private homes throughout Hamilton Square, Yardville, Mercerville, White Horse, Groveville, Sandtown, Colonial Terrace, and Wilbur, with rebuild work, repointing, leak repair, and waterproofing scoped to how each home was originally built. Hamilton Township and the surrounding area also still have factories, historic industrial buildings, and schools relying on older masonry chimneys. That institutional work gets its own dedicated process and crew.

How We Handle Your Hamilton Chimney Project

Call or submit the form to start. A craftsman visits the property, inspects the chimney, and documents the real scope. You receive a written proposal with a fixed total within 5 business days, so you know the full cost before a single mason arrives. Since we are based in town, scheduling a Hamilton site visit rarely takes long.

Local Reference Project

Many of our largest landmark restorations sit just outside Hamilton in neighboring Trenton, and the same crews handle both. Trenton Catholic Academy took limestone pointing and parapet stabilization. St. Pio Church took arch stonework and chemical facade cleaning. Closer to home, a Hamilton Square residence took a full chimney rebuild and a Mercerville home took repointing and crown repair.

Rebuild Or Repoint, Which Chimney Repair Do I Need?
A repoint works when the brick is sound but the mortar joints have failed, which is common on older homes in Groveville and Colonial Terrace. A rebuild is needed when brick has spalled, courses have shifted, or the crown has failed through to the flue. A site visit is the only reliable way to know which applies to your Hamilton home.
Should I Reline My Chimney?
Yes, if the liner is missing, cracked, or too small for your current heating equipment, which we see often on older Yardville and Sandtown homes. Stainless steel reline work is standard for gas and oil appliances. Clay liners still work for wood-burning fireplaces but are not accepted for modern high-efficiency systems under current code.
Why Does My Chimney Leak Even When It Is Not Raining?
Three common causes: porous brick that absorbed rain and is now releasing it as interior humidity, failed flashing at the roofline joint, or a cracked crown letting water soak straight into the brick. This shows up on Hamilton homes regardless of age. A real inspection before any repair starts matters more than guessing.
Do You Sweep Chimneys?
No, that is a separate trade we do not handle. Our focus in Hamilton is structural chimney repair and restoration, meaning masonry repairs, reline work, crown and cap fixes, and anything tied to the chimney’s actual structure and safety, not routine cleaning.
Will Homeowners Insurance Cover Chimney Rebuilding?
Sometimes, depending on the cause. Storm or lightning damage is often covered, while gradual wear from age or freeze-thaw cycles usually is not, which affects a good share of Hamilton’s older housing stock. Check your specific policy language and ask your adjuster directly, since coverage varies by carrier.
How Do I Avoid Chimney Repair Scams In Hamilton Township?
Get a written scope and a fixed total before any work starts, and be cautious of anyone pushing an urgent, cash-only deal at the door. A legitimate chimney repair company documents the damage with photos and stands behind the work with licensing and insurance you can verify.
Are You Actually Based In Hamilton, Or Just Servicing The Area?
We are actually based here. Our shop has sat on Buttonwood Street in Hamilton since 1947, and Paul Pennacchi Jr. runs the business from that same location today. A Hamilton site visit usually schedules faster than a call from further out, since we are not routing a crew across the county to reach you.
Start Your Project

Ready To Discuss Chimney Rebuilding In Hamilton?

Call the Hamilton headquarters or submit the form below. A specialist replies promptly to schedule your Hamilton site visit.