Martignetti Construction

Since 2005, Martignetti Construction Company Inc. has partnered with homeowners and architects to deliver unrivaled construction and renovation services across Pennsylvania, New Jersey, and Delaware.

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We are a full-service construction company undertaking both commercial and residential construction projects. Please browse our portfolio to view some of the beautiful homes we have created and renovated.

Martignetti Construction Company, Inc.

We specialize in

Every project we deliver is an opportunity for us to bring our expertise and unique thinking to innovate and solve your problems or turn your dreams into reality.

Our experienced team endeavors to find the most innovative ways to deliver outstanding buildings in collaboration with our clients, and partners, ranging from painters and plumbers to HVAC, siding, roofing contractors, and more. 

  1. We deliver what we promise, on time and within budget
  2. We share our expertise and craftsmanship to offer maximum value 
  3. We are a fully bonded and insured company

In addition to this, the Martignetti Construction Company Inc. is Green Advantage Certified, a sign of our commitment to ensuring that our buildings leave a lasting legacy for local communities.

Pennsylvania, New Jersey, and Delaware.

Martignetti Construction Services



It is our firm belief that everyone deserves a great place to live and work. When you come to us with a project, we combine a wealth of practical knowledge and expertise with your vision.

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We can coordinate sub-contractors such as painters, plumbers, HVAC, siding, roofing, etc. We make it easy by managing all aspects of a project from start to finish.

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Martignetti Construction Company Inc.


Founded by John Martignetti in 2005, the Martignetti Construction Company Inc. offers high-quality construction and renovation services across Pennsylvania, New Jersey, and Delaware.

The founder and president, John Martignetti has over 40 years of experience in the construction industry. He has a Bachelor of Science in Civil Engineering from Drexel University, Philadelphia, PA. After working for several general contractors in the Philadelphia area, John decided to start his own business in 2005.