Timothy Kiefer, PE, Mechanical Engineer
Timothy Kiefer serves as Farnsworth's Director of Commissioning. He is a Registered Professional Engineer specializing in Mechanical Engineering and has extensive experience in building engineering for a variety of facility types. His experience includes comprehensive analysis, engineering and design of HVAC systems, plumbing, and fire protection integral to major construction projects. He is also responsible for and actively engaged in project analysis and preliminary systems, planning/selection, preliminary and final systems design, calculations, equipment selection, specifications, estimates and field inspections. Tim's Commissioning experience includes work on the Childrens Discovery Museum, Normal, IL; Centers for Disease Control, Atlanta, GA; Bank of Illinois Building, Normal, IL; and the U.S. Citizenship & Immigration Services Building, Lincoln, NE. Tim earned a Bachelor's degree in Mechanical Engineering from Michigan Technological University.

Ian McIntosh, Ph.D., Commissioning Agent
Ian McIntosh is a Project Director who has led Commissioning, Retro-Commissioning and LEED^®; Commissioning projects in Wisconsin, Indiana, Illinois, Colorado, Alabama, North Carolina and Rhode Island. His experience has included facilitating project intent workshops, conducting design and project specification reviews, developing electronic checklists and system manuals, tracking owner cost savings, in-depth field work, and coordinating full-scale O&M and user training programs. Ian is the primary author and leader of research and development of the recently published ASHRAE Laboratory Design Guide. He is presently implementing the Total Building Commissioning Process in approximately 1 million square feet of high technology laboratory facilities. He is a member of the American Society of Mechanical Engineers (ASME); American Society of Heating, Refrigerating and Air conditioning Engineers (ASHRAE); Building Commissioning Association (BCA); and the U.S. Green Building Council (USGBC).

Bethany Trumble, LEED^® AP
Bethany Trumble has been helping her clients achieve their LEED^® certification goals for several years. She has served as the LEED^® authority for the Silver Certified Children's Discovery Museum in Normal, IL, and the LEED™ Certified Russell T. Tutt Science Center at Colorado College. Bethany specializes in energy conservation and can analyze building systems in order to recognize energy conservation measures and opportunities for efficiency upgrades. Her engineering experience also includes HVAC system design, energy studies, LEED^® design review, and calculations involved with both design and energy services. Bethany has demonstrated her dedication to the engineering field through participation in both Pikes Peak and Rocky Mountain ASHRAE Chapters. She is also active with the USGBC Colorado Chapter, serving on Education and Outreach Committee and volunteering as Colorado Springs Tour Coordinator for the upcoming Fall Green Building Conference to be held in Denver, Colorado. Bethany earned a Bachelor's degree in Architectural Engineering from the University of Wyoming. She is a member of the American Society of Heating, Refrigeration, and Air-conditioning Engineers (ASHRAE); Society of American Military Engineers (SAME); and the United States Green Building Council – Colorado Chapter.

Brian Davie, LEED^® AP, Architecture
Brian Davie is a LEED^® Accredited Professional who has extensive experience in planning, design, document production, contract coordination, administration, and on-site observation. Brian has a broad range of experience in sustainable design concepts, and in research and design of sustainable buildings. He is also experienced with AutoCAD design software packages as well as 3D modeling and rendering software packages. Brian served as the LEED^® Consultant and Architect Intern on the new Bank of Illinois facility which will be pursuing LEED^® certification. He also played a key architectural role in the design of the new 130,000 SF US. Citizen and Immigration Services Building in Lincoln, Nebraska. That project has been designed to achieve a minimum LEED^® Silver rating. Brian earned a Bachelor's degree in Architecture from the University of Illinois. He is an associate member of the American Institute of Architects.

Lance Stewart, PE, LEED^® AP, Architecture Engineering
Lance Stewart is a LEED^® Accredited Professional, Certified Energy Manager and Professional Engineer who has provided electrical and illumination engineering on projects throughout the United States for nearly 30 years. He has been involved in all facets of project design and construction including planning, design, estimation of probable costs, construction administration, system start-up and commissioning. He has performed energy audits, prepared reports for energy retrofits, prepared designs and overseen construction of new and retrofit installations. Lance’s experience includes healthcare, commercial, industrial, institutional, and transportation facilities from Puerto Rico to Washington. He earned a Bachelor's degree in Architectural Engineering and Business degree from the University of Colorado at Boulder. Lance's LEED^® expertise has been applied to The Childrens Hospital, Aurora, CO; Russell T. Tutt Science Center, Colorado College, Colorado Springs, CO; U.S. Citizen and Immigration Services Building, Lincoln, NE; Boulder Community Hospital, Boulder, CO; and the Medical Center of the Rockies, Loveland, CO.

Timothy Gilles, LEED^® AP, Mechanical Engineering
Tim Gilles is a LEED^® Accredited Professional who has more than 20 years of experience working in recreational, government, institutional, commercial, industrial, and healthcare facilities. He has been responsible for preparing studies, reports, estimates of probable construction costs, specifications, and construction plans regarding mechanical, electrical, and plumbing systems. Various projects include new construction, renovation, master planning, feasibility, and energy conservation. Tim brings both technical experience and design flair to the projects on which he works, ensuring mechanical systems both meet his clients' needs and are visually integrated with the project design. He earned an Associate's degree in Applied Science from Lake Land College.

Branden DesCarpentrie, Registered Landscape Architect, LEED™ AP
Branden DesCarpentrie is a LEED^® Accredited Professional and has 10 years of professional responsibilty in creating and planning outdoor environments. He is especially sensitive to enhancing the overall environment, and integrating sustainable design practices to the project surroundings. He has worked on a variety of projects including streetscapes, city parks, neighborhood developments, hotels, banking facilities, airports, retired living centers, churches, and many other residential and commercial projects. He has extensive knowledge in creating community focused site plans, grading and drainage plans, and the use of plantings, hardscapes, and site amenities. Branden earned a Bachelor's degree in Landscape Architecture from the University of Illinois, and is a member of the American Society of Landscape Architects.

Chad Grindle, EIT, Mechanical Engineering
Chad Grindle is a specialist in the simulation and design of building systems, and the adaptation of computer applications to the construction industry. His knowledge of some of today’s technological software advancements provides him with a unique perspective in models, designs, and applications attuned to today’s modern facilities. In addition, Chad has been the lead developer and designer of Professional Documentation Service (PDS), including over 20 projects ranging from small green warehouse to a complete wastewater treatment plant. He earned a Bachelor's degree in Mechanical Engineering from the University of Wisconsin - Platteville. His work experience includes commissioning activities with Tutt Science Center, Colorado College, Colorado Springs, CO; Shelby Hall Interdisciplinary Building, University of Alabama, Tuscaloosa, AL; The Children’s Hospital at Fitzsimons, Aurora, CO; Boulder Community Foothills Hospital, Boulder, CO; Department of Natural Resources Northeast Headquarters, Howard, WI; Duke University, Medical Vivarium, Raleigh-Durham, NC; Ojibwa Millenium School, Belcourt, ND; U.S. Air Force Academy, Colorado; San Felipe Pueblo Elementary School, San Felipe, NM; and the Holbrook Dormitory, Holbrook, AZ. Chad is a member of the American Society of Heating, Refrigeration and Air-Conditioning Engineers .

Oliver Wu, Mechanical Engineering
Oliver Wu is a mechanical engineer providing his experience and skills in the field of building commissioning. Oliver is currently serving as project engineer in several building commissioning projects ranging from elementary schools to dormitories. Additional projects have included commissioning services for underground controlled environment vaults and assisting in a LEED^® accreditation workshop. Through these projects, he has gained experience in business development, project management, budgets and forecasting, environmental issues, code requirements, utility rate analysis, project scope definition, engineering design and project vs. life-cycle costing. Oliver has presented at the American Society of Heating, Refrigeration, and Air-Conditioning Engineers meetings the importance and scale of impact of the United States Green Building Council’s Leadership for Energy and Environmental Design (LEED^®). Oliver earched a Bachelor's degree in Mechanical Engineering from the University of California - Riverside.