Who We Are

Defining Excellence Since 1884.

Our Mission: Deliver industry leading experiences to our customers every day.

As an industry leader with over 130 years of experience, John W. Danforth Company specializes in providing engineered mechanical solutions in the Commercial, Sports & Entertainment, Industrial, Healthcare, Higher Ed & K-12, Government, and Advanced Technology Manufacturing (ATM) markets. Our mission is simple: to deliver industry leading experiences to our customers every day. Throughout the entire lifecycle of a project, our in-house sales, estimating, VDC, fabrication and installation teams work together to ensure we deliver technical solutions and value-based results.

At Danforth, we believe that our greatest asset is our people. As a growing company with over 700 office professionals and union trades workers in our fabrication shops and in the field, our employees are dedicated to our vision of building meaningful relationships from coast to coast. We are an employee-owned company and our leadership is committed to attracting and retaining high-achieving personnel.

With empowered employees at every level of the organization, John W. Danforth Company continues to supply turn-key solutions for any HVAC, refrigeration, plumbing, critical environment, custom metal fabrication, energy performance, or specialty mechanical project.

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We provide turn-key solutions for our customers, no matter the market.



Danforth’s Design-Build Model brings our 130 years of experience to the table from day one of your project. Our highly experienced team streamlines communication and project coordination by gathering all parties from design, estimating, fabrication, and installation under one roof. With a model centered on core principles of risk management, accountability, cost sensitivity, expedited delivery, and preeminent quality, we deliver innovative and value-based solutions for any project.Learn More »


Danforth maintains our own in-house Virtual Design & Construction Services Team with a staff of over 30 people. We utilize a full suite of software including AutoCAD MEP, Inventor, Trimble, Revit and Navisworks to coordinate with the project team and other building trades, our fabrication shops and the field installation team. We have also use a Leica 3D laser scanner, a tool which allows us to better provide comprehensive services. Our goal is to work through any conflicts prior to construction beginning so that work can be performed on time and on budget.Learn More »


The Danforth Energy Team implements energy initiatives for the K-12, municipal and industrial markets. Our professionals will create a customized plan to save you money and reduce energy consumption through a variety of facility improvement measures. These measures can include mechanical upgrades, lighting enhancement, building controls and envelope improvements. Our comprehensive services include energy performance contracts and ongoing support to monitor the programs and to ensure energy reduction goals are being met or exceeded.Learn More »


Danforth offers commercial and industrial HVAC and plumbing services as part of preventive maintenance agreements as well as emergency maintenance. In addition, our team can provide a full suite of environmental services such as testing, adjust, balancing and duct cleaning to keep your building systems performing at optimal levels and building occupants satisfied. Our team’s goal is to properly maintain you building’s mechanical equipment to help reduce operating costs and increase equipment lifespan.Learn More »


Our Work speaks for itself.

Each project Danforth has completed since 1884 has come with its own unique challenges. By never compromising and continually searching for new methods to overcome these challenges, we prove ourselves time and again as a leader in the mechanical contracting industry. Through the process of constructing solutions, we build client relationships and ensure mutual success. Several of our clients have testified to those stories of success here.

Our Values

Our core values are based upon four pillars:



Through the construction of a culture based in individual ownership, we empower our employees and provide them with the resources necessary to delivery industry leading experiences every day.


Danforth maintains a best in the business safety culture by keeping each other accountable and striving to protect our most valuable asset: our people.


As an employee-owned company (ESOP) where individual and overall success are directly aligned, Danforth retains personnel who perform at a high level without compromise.


By engaging the other three pillars and never compromising excellence, Danforth is able to invest in the future of the company through the form of facilities, equipment and training.

Danforth Newsroom

What’s happening at Danforth?

Danforth’s Coronavirus Response & Visitor Policy

John W. Danforth Company is committed to responding to the ongoing COVID-19 efforts focused on the health and safety […]

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Our Commitment to Help Your People & Facilities

As we all work together to overcome challenges presented by the coronavirus (COVID-19) pandemic, Danforth would like to reaffirm […]

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Reilly Memorial Scholarship Awarded to Hunter DeJonge

Hunter DeJonge (photo center), a Construction Management student from Alfred State College, was named the recipient of the 2020 […]

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Danforth Goes Red for Heart Health Month

Our Danforth Teams in Buffalo, Rochester, Syracuse and Albany took the initiative to “GO RED” every Friday during the […]

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Danforth Presents Power of Our People Award to Bill Barth

Bill Barth, General Foreman, was recognized with the Power of Our People Award for the industry leading experience he […]

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Danforth Invests in Cato – Meridian Central School District’s Positivity Project T – Shirts

Last year, Danforth began working with the Cato – Meridian Central School District on an Energy Performance Contracting Project. […]

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Patrick McParlane Named President & COO at John W. Danforth Company

John W. Danforth Company, one of the largest mechanical contractors in the northeast, announced that Patrick McParlane, one of […]

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Estimator Brian Langlois Receives Power of our People Award

Langlois was nominated for the award by Kelly Forsey, MWBE Coordinator. Brian was recognized by many colleagues who feel […]

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John W. Danforth Company is committed to responding to the ongoing COVID-19 efforts

focused on the health and safety of our co-workers, our customers, our project partners, and our communities.

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