• More than 10 years’ energy efficiency experience in commercial, institutional, and industrial facilities. • Certified Professional Engineer in Texas since 2011. • Demonstrated record of success in in energy audit, energy master planning, Retro-Commissioning (RCx), and M&V (Measurement and Verification) on various facilities and thermal distribution systems. • Experience with HVAC commercial software, such as eQUEST and EnergyPlus. • Familiar to various building Automation System: Siemens Apogee, JCI Metasys, Tracer Summit and Honeywell. • Self-motivated, detail-oriented, strong leadership and team player.

Senior Project Engineer @ Led technical team and provided engineering services to various clients’ energy programs, including • Developed project scope and budget hours, developed and managed the plan, broke down and tracked the tasks. • Conducted ASHRAE Level I, II and III Audits for various facilities. • Conducted Retro-Commissioning assessment to identify energy conservation measures and retrofit opportunities. • Performed ECMs savings estimations using MS Excel or commercial software, such as eQUEST. • Implemented Retro-Commissioning measures to optimize the HVAC system operation and reduce energy consumptions/cost in 8 facilities throughout the US, achieving an average EUI reduction of over 15%. • Developed and execute the M&V plan following IPMVP or ASHRAE to document achieved energy savings. • Performed troubleshooting investigations on various operation issues, and provided root cause solutions. • Evaluated and optimized the operation of complex thermal storage and thermal distribution system. • Prepared comprehensive technical reports detailing engineering analysis and recommendations for clients. • Developed and provided training to junior engineers and clients. From April 2013 to Present (2 years 9 months) Austin, Texas AreaProject Engineer @ From March 2011 to March 2013 (2 years 1 month) Austin, Texas AreaEngineer @ From February 2010 to February 2011 (1 year 1 month) Austin, Texas AreaResearch Assistant @ • Performed feasibility study of ground source heat pump system using eQUEST simulation. • Conducted walk-through audits for 8 buildings in UIC campus to identify energy savings opportunities. From August 2007 to January 2010 (2 years 6 months) HVAC Engineer @ • Performed design reviews, installation management in newly-built residential and commercial buildings. • Performed life-cycle cost analysis on different proposals of the new central chiller plant. • Tracked, analyzed and reported the energy consumptions of 10 commercial buildings. • Oversaw the new building commissioning and exist building energy audit projects. From July 2004 to July 2007 (3 years 1 month)

Master, Mechanical Engineering @ University of Illinois at Chicago From 2007 to 2009 Master, Building Science & Technology @ Tsinghua University From 2001 to 2004 Bachelor, HVAC (Heating, Ventilation, and Air-conditioning) Engineering @ Tsinghua University From 1997 to 2001 Haidong Zeng is skilled in: HVAC, AutoCAD, Energy Management, Energy Conservation, Energy, Simulations, Commissioning, Modeling, Pumps, Solidworks, Piping, ANSYS, Engineering, Materials, Heat Transfer