For more than one half century, East End has worked diligently toward building and maintaining a solid reputation as a Mechanical Contractor. We specialize in bid plan and specification work, as a prime contractor for a variety of markets throughout Southwestern Pennsylvania including; Education, Health Care, Housing, Governmental, Food Service, Office, Utility and Historic projects of various sizes up to and in excess of 1 Million dollars in contract value. In addition, we maintain longstanding relationships as a sub-contractor for a select number of prominent general and specialty contractors in the Pittsburgh Region.

We provide project management and related construction services for the full spectrum of piping trades, providing a single source to our clients for mechanical construction. In addition, East End, maintains a service division, which is capable of providing 24-hour emergency service to commercial as well as residential customers.

We are a privately held and family owned organization with an excellent financial history and bonding capability, enabling us to support a multi-million dollar backlog and scale our business. Our success rests in our ability to make our customers successful through effective project delivery. We achieve this with technical excellence in the trades we employ, meticulous project management, and an unyielding focus on customer service. The result is the complete satisfaction of our clients. No one stays in business this long without doing it right.

Whether customer, allied trade-partner, or supplier we strive to be a great company to work with and operate with the highest level of integrity, efficiency and dependability. We place great value on the relationships we have established in this industry over the years and are committed to building upon those relationships. The same dedication goes into every new client we take on.

From new construction to complex retrofit, special waste systems to green building, East End is capable of meeting the most demanding technical requirements. If you would like more information on our company or would like us to take a look at a project, just drop us a line. We would be more than happy to review it with you. In addition you can submit invitations to bid via our Contact page. We look forward to working with you.

Executive Leadership

Florinda Mascilli

Florinda Mascilli


As President, Flo has more than 40-years of construction industry executive experience and currently has oversight of purchasing, company financials and business development for the firm. She was instrumental in driving East Ends initial foray into the construction space and has constantly nurtured an attitude of fiscal discipline and customer commitment within the firm.

Arthur Mascilli

Arthur Mascilli

Technical Director and Consultant

As the founder of East End Plumbing & Mechanical, this 50-year trade veteran and construction executive, has seen nearly every facet of this industry. He is relied upon as a technical knowledge base to the entire firm. He is a Registered Master Plumber with the Allegheny County Health Department and in addition is a combat decorated Korean War veteran of the US Army Corps of Engineers.

Arthur Mascilli Jr.

Arthur Mascilli Jr.

Vice President of Construction

As Vice President of Construction Art Jr. is responsible for overseeing estimating and construction quality assurance in addition to field productivity analysis and developing company strategy. He brings over 17 years of trade, engineering project management and engineering quality assurance expertise to the firm. He holds a BA from the University of Pittsburgh and an MS/MBA from Duquesne University. In addition he is a Registered Master Plumber with the Allegheny County Health Department. Prior to his role at East End, Art Jr., held a variety of executive, engineering and quality assurance roles with prominent local firms including Mellon Bank, Fore Systems and Marconi.

Anthony Mascilli

Anthony Mascilli

Vice President of Operations

As Vice President of Operations Tony is responsible for driving overall business processes including project management, safety, human resources, P&L management and development of company strategy. He brings over 15 years of trade, service operations and engineering project management expertise to the firm. He holds both a BA and MS from the University of Pittsburgh and in addition is a Registered Master Plumber with the Allegheny County Health Department. Prior to his role at East End, Tony held and variety of executive and engineering roles with prominent local firms including the Pittsburgh Technical Institute, Fore Systems and Marconi.


  • New Mechanical Construction, Re-piping, Retrofits
  • Service Division Capable of 24/7/365 Emergency Service
  • Site Utilities, including Domestic Water, Sanitary, Storm, Natural Gas, Fire Service
  • Acid, Chemical and Specialized Waste piping Systems and Neutralizing Tanks
  • Oil Separators and Grease Interceptors
  • Compressed Air Systems
  • Medical Gas
  • Water Treatment Systems
  • Backflow Prevention Installation, Testing/Certification & Repair
  • Piping Insulation
  • High Efficiency Boilers Installation & Service
  • Hydronic Radiant Heating Systems
  • Hydronic Snow and Ice Melt Systems
  • High Efficiency Domestic Hot Water Heating Systems Installation & Service
  • Sewer and Drain Cleaning and Hydrojetting
  • Video Camera Pipe Inspection and Utility Locating

Head East…The right way since 1957

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