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Maximizing Steam System Efficiency


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We would be happy to schedule a walk through to assess your Steam Systems and make recommendations on how to make them more efficient.

Company History

Mosto Technologies Inc. was incorporated in 1997 and has continually served numerous New York facilities. MTI has over 40 years combined experience in steam systems and troubleshooting New York City steam systems on a daily basis. The operation and maintenance of steam traps is a straight forward task, while the application and evaluation of these traps requires an in-depth knowledge of steam systems, steam-related equipment, and steam properties.

Key Personnel

Steve Mosto| Principal.


Steve has been in the New York commercial building market for the past 30 years working with Class A commercial buildings, saving them millions of dollars in energy annually.  Steve founded Mosto Technologies in 1997 and pioneered new technology steam system solutions to reduce Con Ed steam usage through detailed audits, complex metering, upgrading steam heating and distribution controls, and real-time consumption & loss monitoring.  By working with Con Ed Steam, consulting engineers, buildings owners/operators and mechanical contractors, he has created a niche expertise that is unique and in demand.

Stephen Pascone| General Manager. LEED AP, CEM

After graduating with a bachelor’s of engineering degree from Stevens Institute of Technology in 2007, Stephen started his career at Mosto Technologies Inc. as a project engineer, working with New York City buildings to improve the overall efficiency of their steam systems through steam system audits, and installation of steam system monitoring systems.  Stephen’s responsibilities include overseeing the design, sales, and implementation of all Mosto Technology services and solutions.

Sal Villanueva| Operations Manager

Sal Villanueva, a 17-year music industry veteran, joined Mosto Technologies in 2009 to oversee company operations and business administration.  His responsibilities include cash flow management, company financials and financial relationships, process and procedural development and implementation, customer service, inside sales and logistics.

Chris Altenhoff| Steam System Auditing Manager

Chris joined Mosto Technologies in 2013 as a steam system auditor.  Chris has extensive experience auditing steam systems, overseeing the repairs and installation of steam condensate systems as well general steam system troubleshooting. Chris’ knowledge of heating processes enable him to assist facilities managers in identifying key areas where energy is being wasted and help improve the cost-effectiveness and efficiency of these systems.


Mosto Technologies is proud to be partners with MACH Energy, the leader in real-time energy monitoring and Donnelly Mechanical, a leading mechanical and energy service contractor in NYC.




MACH Energy

Leader in Real-Time energy monitoring



Donnelly Mechanical

Leading Mechanical and Energy Service Contractors in NYC