About

Our History

Shapiro and Duncan is the culmination of three generations of plumbers and mechanical contractors. In the mid-30’s Jake Shapiro started J. Shapiro Plumbing & Heating in Washington, D.C. After Jake retired, his son, David, a mechanical engineer, organized a merit shop mechanical contracting company in 1976, known as Shapiro & Duncan, Inc.

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S&D Office
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1976

Dave & Marcia Shapiro Started Shapiro & Duncan Inc. in Rockville, Maryland

1976
1987

1st Project over $1 Million Lee Gardens apartment Mechanical Renovation

1987
1993

Sons, Jerry & Sheldon Shapiro become Company's New Owners

1993
1997

Shapiro & Duncan HVAC Commercial Service Department Created

1997
1999

Headquarters moves to Rothgeb Drive Rockville, MD 20850

1999
2001

1st Project Over $15 Million Georgetown University SWQuadrangle

2001
2003

Design Build Department Started, now separated into Special Projects & Engineering Departments

2003
2007

Shapiro & Duncan opens new Fabrication Facility in Landover, MD

2007
2007

1st BIM project Northern Virginia Forensics Lab

2007
2009

Charlie Ayres (COO) joins ownership

2009
2013

One Billion Dollars of Mechanical Systems Installed Since 1976

2013
2015

Set World Record Fastest Large Data Center Delivery on Project Goliath

2015
2016

HVAC Commercial Service Department Opens Data Center Division in Sterling, VA

2016
2017

1st Net Zero D.C. Office Building Completed AGU

2017
2019

3rd generation joins ownership, Aubrey, Amanda, and Aaron Shapiro

2019
2020

Engineering team grew to 6 licensed professional engineers

2020
2021

3000 total jobs completed

2021
2022

$2 billion of mechanical systems installed since 1976

2022
2023

Completed largest job to date, Medstar Georgetown Hospital over $80 million

2023
2024

HVAC Commercial Service Department grows to 30+ team members

2024