Made To Build

RZ Contracting is a premier general construction company serving the commercial and residential sectors in the Greater Philadelphia region and beyond. RZ is committed to building lasting excellence through high quality work and customer service. With proven experience and core values as the foundation, RZ Contracting has the ability to support your construction goals.

Who We Are

RZ Contracting is a high-quality general construction company built on integrity, quality, and excellence. These core tenants drive the unrelenting pursuit of surpassing customer expectations. RZ Contracting builds long-lasting relationships by always serving the best interest of the customer and going above and beyond to get the job done right.

Core Tenets





Ron Zawadsky Head Shot

Ronald Zawadsky

Owner & President

Bryant Deinhardt

Vice President

Jeff Nicholson

Real Estate & Finance Strategist

Andrew McEntee

General Manager

What We Do

RZ is a full-service, general construction firm with the expertise and scale to handle projects of all sizes and budgets. RZ has specialized teams that provide the individualized services customers need to tackle commercial or residential projects. RZTI is a full scale tenant improvement division that streamlines operations for tenants and property managers. RZ Custom Design provides concierge level service for full scale residential construction projects. RZ Contracting has the scope to match your construction needs.


  • Project Management
  • Design
  • Budgeting
  • Purchasing
  • Contracting
  • Cost Analysis
  • Bid Packaging


  • Concrete
  • Asphalt
  • Excavation
  • Utility Trenching
  • Demolition
  • Restoration
  • Land Clearing
  • Ice and Snow Management
  • Equipment Rental
  • Water Proofing
  • Stone-Work & Pavers


  • Project Management
  • Design
  • New Construction
  • Renovations
  • Fit Outs
  • Roofing
  • Electrical
  • Plumbing
  • HVAC


  • Project Management
  • Design/Build
  • Renovations & Additions
  • Landscapes
  • Kitchens & Bathrooms
  • Siding, Windows & Roofing
  • Decks, Patios & Walls
  • Electrical
  • Plumbing
  • HVAC

Have a project?

We would like to hear about your project and how we can help. Please contact us for more information or to request a free consultation.