Exergen BSD, LLCEngineering and Consulting Specializing in Solutions for HVAC Systems

Climate Control Systems Clients

  • Cruft Laboratory – Harvard University
    Total building upgrade of offices and lab spaces with 2 pipe fan coil system.
  • Harvard University, Music Building – Paine Concert Hall and support space Renovations Retrofit Paine Concert Hall.
    1st floor classrooms and offices, basement new Wenger sound-isolated pracitice rooms with all season HVAC control
  • AGROTECH – Greenfield, MA
    Retrofit Film Production lines for reliable zone air flow and temperature control with a “primary and back-up” all season HVAC system.
  • Harvard University, Peabody Museum Department of Anthropology – 5th floor
    Space renovation; retrofit offices, conference areas, and classrooms with a ventilation air conditioning HVAC system and provide individual space temperature control.
  • Harvard University, Peabody Museum Shared Lab – 5th floor
    Laboratory renovation with hood ventilation air control and zoned space temperature control HVAC system.
  • Harvard University, Peabody Museum 5th floor Hecht Lab and NW Lab New Sound Room
    Peabody Laboratory renovation new fume hood ventilation and space HVAC temperature control. NW Labs Hecht Lab new “Noise Barriers” sound room with connections to building HVAC systems.
  • Harvard Divinity School, Temporary Office Space – 60 Oxford St
    Retrofit existing HVAC system for reliable temperature and ventilation air control on mezzanine, 1st and 2nd floors for temporary meeting rooms and office space use.
  • Gordon McKay Laboratory – Harvard University
    Design of building chilled water entry with upgrade of laboratory HVAC systems with 4 pipe fan coil system.
  • Blodgett Pool – Harvard University
    Cogeneration & boiler redesign and reconfiguration to heat pool, building HVAC systems and DHW needs.
  • Roscoe Pound Building – Harvard Law School
    Replacement of all classroom & office 3 pipe system units and conversion of system to 4 pipe with new fan coil units.
  • Pierce Hall – Harvard University
    Office & computer space renovations with HVAC improvements to 2 and 4 pipe fan coil units.
  • Boylston Hall – Harvard University
    Total building HVAC renovation of office and classroom areas, new chilled and hot water distribution with 4 pipe fan coil units and central ventilation system all under DDC operation.
  • Fairchild Biochemistry Laboratory – Harvard University
    Retrofit of laboratory HVAC ventilation and central heat recovery systems to DDC operation and monitoring.
  • Lyman Laboratory – Harvard University
    Total building HVAC renovation. Office areas provided with 2 pipe fan coil units, laboratory suites upgraded to 4 pipe fan coil units with all systems under DDC operation and monitoring.
  • William James Building – Harvard University
    Building phased renovations by level: renovated levels include basement, 2nd through 9th & 11th through 15th floors. Office improvements with perimeter induction units converted to a zoned 2 pipe system and core area with constant volume heating terminals.
  • Music Building – Harvard University
    Phased HVAC renovations with 2 & 4 pipe fan coil units with central Climate Controlled ventilation system ducted throughout office areas and practice rooms.
  • World Religions Offices – Harvard Divinity School
    Office renovations with heating and Conference Center HVAC.
  • Biology Laboratory – Harvard University
    Redesigned building chilled water entry with staged variable frequency drive pumping system.
  • Peabody Museum – Harvard University
    Exhibition space improvement with fan coil air conditioning system.
  • Perkin Observatory – Harvard University
    New 450 ton central chilled water plant designed for year round operation to meet cooling needs of offices, computer rooms and laboratory areas; expansion capabilities include a new chilled water distribution system for future upgrade to 2 & 4 pipe fan coil units.
  • Building C – Harvard-Smithsonian Center for Astrophysics
    Office improvements and new 2 pipe fan coil system connected to central plant distribution.
  • Preservation Library – Harvard University
    Office and laboratory HVAC systems with DDC operation and monitoring.
  • Currier House – Harvard University
    New chiller upgrade for Dining Hall and improvements to the kitchen area heating and ventilation systems.
  • Carpenter Center – Harvard University
    Chilled water entry pumping system upgrade with distribution to office and classroom areas with new fan coil air conditioning units and building risers for future expansion capabilities.
  • Emerson Hall – Harvard University
    Chilled water entry pumping system upgrade with distribution to new classroom heating and air conditioning unit ventilators.
  • Harvard Yard domestic hot water heating plant – Harvard University
    The domestic hot water heating plant services all of the yard dormitories and buildings. The plant consists of five direct vented boilers rated at a million Btu/hr capacity each, located in the basement mechanical area of Canaday Hall adjacent to the \underground utility distribution tunnels.
  • Mr. & Mrs. Gerald Sheehan Residence – Duxbury, MA
    Heating system upgrade with future potential to integrate central air conditioning to the facility. Modular gas boiler plant with half a million Btu/hr output and expansion potential that presently serves seventeen air handling units with ducted distribution systems.
  • St. Sebastion's School – Needham, MA
    Heating & Ventilation system improvements with potential to upgrade new additions to central air conditioning. Renovations integrated existing school classrooms and new expansion space that incorporated an Assembly Hall, Chapel, Large classroom and administrative office space.
  • Fairchild Biochemisty Laboratory – Harvard University
    Design and supervision of building chilled water entry with upgrade of selected laboratory HVAC systems to 4 pipe fan coil units. Pumping and distribution systems designed with capability for future fan coil system expansion.
  • Fairchild Biochemisty Laboratory – Harvard University
    Design and supervision of gas fired high pressure steam boilers system to replace electric units that served laboratory autoclaves.
  • Unitarian Universalist Church of Wellesley Hills
    Replace low pressure steam boiler and distribution system with a new gas fired hot water boiler and distribution system to service new and existing room terminal heating components. All spaces provided with individual space temperature controls.
  • St. Sebastion’s School – Needham, MA
    Classroom & Arts Center Addition. System design and construction review for a new heating plant with H&V systems with built-in potential for future AC.
  • Harvard University, Biology Lab
    CGR 4th Fl HVAC renovation of North Wing office and research labs. System design with construction review.
  • Harvard University, Biology Lab
    Murray/Losick 3rd Fl renovation of South Wing offices, research labs, dark room and kitchen/autoclaves. System HVAC design with construction review.
  • Harvard University – Leverett House Kitchen & Servery
    Kitchen & Servery new central exhaust and make-up air H & V system. Kitchen equipment process steam distribution and compressor room ventilation system.
  • Harvard University, 1033 Mass Ave
    2nd & 3rd Fl office renovations. System HVAC design with construction review.
  • Harvard University, Perkin Oberservatory
    Upgrade of chilled water plant with 225 ton winter load chiller with integrated back up potential for summer chillers. System design and construction review.
  • Harvard University, Biology
    1st & 5th Fl renovation of administration offices, library and research labs. System HVAC design with construction review.
  • Wesleyan University, Connecticut
    Memorial Chapel, 92 Theatre, New Lobby addition for functions and meetings. HVAC system design and construction review.
  • Sandwich Historical Society, Sandwich NH
    New zoned heating system design and construction review.
  • Harvard University, Biology Lab
    Michaels/Nohtruftt 2nd Fl renovation of South Wing office and research labs. System HVAC design with construction review.
  • The Somerset Club, Boston MA
    Heating system review with recommendations for system upgrade and improvements.
  • Harvard University, 1033 Mass Ave
    Mezzanine office renovations. System HVAC design with construction review.
  • Harvard University, Biology Lab
    Basement South Wing renovation for Tissue Culture Lab, office and Machine Shop areas. System HVAC design with construction review.
  • Harvard University, Sherman Fairchild Biochemistry Lab
    Gaudet/Jeruzalmi new basement X-ray lab Climate Control and support offices HVAC system renovations, System design and construction review.
  • Harvard University, Lyman Lab
    Attic office renovations. System HVAC design & construction review.
  • Harvard University, Biology Lab
    Dulac Lab 3rd Fl renovations of South Wing offices and research labs. System HVAC design with construction review.
  • Harvard University, Science Center Greenhouse Cafe
    Kitchen & Servery Renovation. Ventilation fresh air system and dining area HVAC systems design & construction supervision.
  • Harvard University, Lyman Lab, Doyle Lab,
    Climate Control Review & system retrofit recommendations.
  • Harvard University, Quincy House – Kitchen & Servery Renovation
    H&V makeup air & exhaust systems design & construction supervision.
  • Harvard University, Dunster & Mather Kitchen/Servery Renovation
    H&V makeup air & exhaust systems design & construction supervision.
  • Harvard University, Biology Lab – Bsmt Zebra Fish Facility
    HVAC systems for moisture control of high density fish collection and breeding facility. Design and construction supervision.
  • Harvard University, Biochemistry – Eggan Tissue Culture Suite Renovations
    HVAC systems & laboratory ventilation for TC facility. Design and construction supervision.
  • Harvard University, Biochemistry – Bsmt Cell Screening Facility
    HVAC systems for new equipment rooms & laboratory space. Design and construction supervision.
  • Harvard University, Herbaria
    Building HVAC systems infrastructure upgrade with new 1st fl laboratory renovation design and construction supervision.
  • Harvard University, Biology – Kramer Lab
    1st Fl renovations of North Wing offices and research labs. System HVAC design with construction supervision.
  • Wellesley College, Alumnae Hall
    Building heating system infrastructure upgrade with new HVAC systems for auditorium, rehearsal hall and support offices and work spaces. Design with construction supervision.
  • New Bedford Whaling Museum – New Bedford, MA
    Lagoda Room HVAC system design and construction supervision – program in progress.

Changing the way Institutions provide their Climate Control Conditioning!