Paul VanDuyne, PE, has been with KJWW for over 30 years and president of the company since 2004. He has a degree in electrical engineering from Drexel University in 1974. He is licensed in 18 states and has a long history of quality design in healthcare facilities and other projects. Paul is a member of NSPE, IES, and AEE. He is an accomplished runner, seasoned traveler, active volunteer and dedicated family man. He loves a challenge and has overseen dramatic growth of the company in terms of employees, as well as size and number of projects.

Larry Pithan, PE, is the senior vice president at KJWW, and also serves as secretary-treasurer of the firm and branch manager of the Rock Island Office. Larry has worked his entire career with KJWW since graduating with a B.S. in mechanical engineering from Iowa State University in 1973. He is licensed in 12 states and is a member of ASHREA, ASME, NSPE, and IES. Larry is the recipient of ACEC-IL’s Community Service Award. Larry and his wife have endowed a full professorship at Iowa State University in the Mechanical Engineering Department. Reserved and punctual, Larry has been recognized for service to the profession. His love of family, church and travel occupy his free time.

Warren Lloyd, PE, LEED AP, serves as vice president of KJWW. He is a no-nonsense, high-energy leader, who has won international recognition for his engineering work, including two ASHRAE Society Technology Awards for his innovative design projects. Warren has a degree in mechanical engineering from Bradley University and over 35+ year’s experience. He is licensed in 15 states and is a member of ASHRAE and SAME. He has been a featured writer in many trade journals and speaker at national conferences. After hours he spends time with his family and flies remote-controlled airplanes.

David Smith, PE, serves as a principal at KJWW and is manager of the Madison Office. He has a B.S. in electrical engineering from the University of Illinois and is a licensed Professional Engineer in five states. With nearly 30-years experience at KJWW, he has a broad range of project experience from educational and governmental to healthcare, industrial and commercial facilities. Smith is a licensed pilot with an instrument rating and enjoys family time, as well as history and trivia.

Scott Bowman, PE, LEED AP, has been a principal of the firm since 2002. He received his B.S. in mechanical engineering from Iowa State University in 1982. He was named Engineer of the Year by the Central Iowa Chapter of the Iowa Engineering Society in 2006. He plays an active role in project development and systems planning. His specialties are in direct digital controls, energy efficiency, sustainable and green design, and systems commissioning. He is is licensed in several states and is a member of ASHRAE, NSPE, and USGBC. He has been a featured speaker at many national industry conferences. He devotes his extra time to family, church, travel and reading.

Paul Parry, PE, LEED AP, is a principal at KJWW, who also serves as the firm’s Corporate Mechanical Department Manager. He joined the firm after receiving his B.S. in mechanical engineering from the University of Iowa in 1989. He has worked his entire career with KJWW where he has served as project manager on many of KJWW’s largest projects. He is licensed in 9 states and a member of ASHRAE. A mentor to many KJWW staffers, Paul demonstrates an impressive work ethic and self-motivation. He is also a disciplined runner, who enjoys spending time with family and friends outside of the office.

Jeff Pratt, PE, LEED AP, is a principal at KJWW and serves as manager of the Naperville Office. He joined the firm in 1994 after receiving his B.S. in mechanical engineering from Iowa State University. He is a licensed Professional Engineer and a registered Energy Professional with expertise in the Chicago Energy Code. He is a strong leader and accomplished project manager. An expert carpenter, he enjoys home improvement projects and spending time with his family.

Jeff Boldt, PE, LEED AP, is a principal at KJWW and is corporate manager of Quality Control and Innovation. He has a B.S. in mechanical engineering from the University of Wisconsin and over 30 years experience. Jeff has been a featured speaker at industry conferences and has received an ASHRAE Society Technology First Place Award for his energy efficient designs. Jeff is a voting member of ASHRAE 90.1 Energy Code Committee. He specializes in sustainable and energy conserving design practices and has expertise in acoustics, vibration and noise control. Jeff is an accomplished road cyclist and triathlete.

Lee Van Opdorp, PE, is the corporate manager of KJWW’s Electrical Department. Lee is responsible for training and developing the electrical engineering staff in all aspects of project management, design, construction and quality control. He has keen listening skills and is very detail-oriented. He has a B.S. in electrical engineering from the University of Illinois with over 20 years experience at KJWW. He is licensed in 9 states. Lee is an avid golfer and racquetball player who also spends his free time with his wife and daughters.

Jeff Carpenter, PE, RCDD, is corporate manager of KJWW’s Technology Department. His excellent communication skills and attention to technical details serve clients very well. Jeff is responsible for overseeing the training and development of the technology staff, as well as project design and quality control. He graduated from Iowa State University in 1994 with a B.S. in electrical engineering and has worked his entire career with KJWW. He is licensed in several states and received his RCDD certification in 1999. Jeff is a member of the Healthcare Information and Management Systems Society, BICSI, and the International Communications Industries Association. He is a featured speaker at many national industry conferences. Away from work, his wife, son and daughter take up most of his free time, and he also loves playing with new gadgets and traveling.

Dan Huntington, SE, PE, LEED AP, is corporate manager of the KJWW Structural Department. Hard-working, Dan has an impressive history of helping clients with design challenges. He earned a B.S. in civil engineering from Purdue University, an M.S. in structural engineering from the University of California at Berkeley, and an M.B.A. from the University of Iowa. Dan is licensed in 13 states and is a member of AISC, LGSEA, ICRI, and SAME. A runner and tennis player, he also likes spending time with his family.

Sudhakar Nagavalli, MS, CCE, CBET, is corporate general manager of Medical Equipment Solutions. With more than 30 years experience in biomedical engineering and equipment planning, Sudhakar is an analytical problem solver who understands the needs of mission-critical clinical departments. Previously he was the director of biomedical engineering at New York Presbyterian/Columbia Medical Center in New York City. He received his B.S. in Electronics Engineering from the University of Mysore in Surathkal, India, and an M.S. in Biomedical Engineering from the University of Surrey in Guildford, United Kingdom. He is a member of the U.S. Board of Examiners for certification in Clinical Engineering. Sudhakar enjoys traveling and spending time with his wife and two children.

Andy Thielen, PE, LEED AP, is the branch manager of the Des Moines Office. Equipped with his B.S. in electrical engineering from Iowa State University, he started with KJWW in 1995. He has experience in municipal, industrial and commercial projects. His previous electrical contracting experience provides an understanding of contractor needs and system design. He specializes in generator systems and programmable logic controls. Andy values time with his family and also enjoys water sports and boating.

Steve Rhoades, PE, LEED AP, is the branch manager of the St. Louis Office. He joined the firm in 1995 after graduating from Iowa State University with a B.S. in mechanical engineering. He is licensed in several states, an active member of ASHRAE and an award-winning engineer. His specialty is healthcare engineering. He uses his military background in plant operations to design central systems for institutional facilities. Steve enjoys learning new technologies and teaching fellow engineers. His free time is spent with family, hiking, fishing and riding in hot air balloons.

Bob Winter, PE, is an associate at KJWW, who also serves as branch manager of the Downtown Chicago Office. He earned his B.S. in mechanical engineering from Cornell University in Ithaca, N.Y., in 1985 and an M.B.A. from the University of Chicago in 2005. He has extensive design experience with HVAC, fire protection and plumbing systems and has worked for a wide variety of clients, including hotels, museums and universities. He is licensed in several states and is a member of ASME. Bob enjoys tennis, creative cooking, and spending time with his wife and daughter.

Levi Sperry is the manager of the Construction Administration Department. He has a B.S. in construction science from Kansas State University and almost 20 years experience in the industry. He and his staff have provided construction administration services to a variety of projects, including healthcare, educational, institutional, and commercial. Levi is responsible for overall supervision and management of the department, project assignments, and assuring training for coordination of trades. In his free time, Levi enjoys woodworking and gardening. He and his wife have twins.

Melissa Oelke has been manager of Marketing and Business Development at KJWW since 1995. She has a bachelor’s degree in marketing from Bradley University. At KJWW, she focuses her keen organizational skills on meeting client needs. She is a strategist in implementing the firm’s Strategic and Marketing Plans, as well as developing and promoting of the firm’s markets and services. Her spare time is devoted to her husband, two children, decorating, golf and travel.

Patrice Accola is the manager of Corporate Education and an Associate at KJWW. She joined the firm in 2004 after 20 years as a corporate instructor and developer, including 13 years with Deere & Company. With degrees from the University of Wisconsin and Augustana College, she is responsible for professional development of staff, managers and leaders at all KJWW locations, and is creating the foundation for KJWW University. The mother of two children, Accola is an avid reader, traveler and walker.

David Hutchcroft is KJWW’s Information Systems Manager. He joined the firm in 1989 at the beginning of the computerized office revolution. Now he and his staff install and support the hardware, software and networking for all the engineers, administration and support staff, company-wide. He received a degree from Clinton Community College in 1985 and has taken extensive continuing education coursework. Married and the father of one son, Hutchcroft enjoys golf and motorcycling.

Tim Anderson is the Human Resources manager at KJWW. His staff is responsible for recruiting, hiring and processing new employees. They also oversee the benefit and insurance programs, service awards, employee-review process, training for supervisors, special events and corporate merchandising. Anderson is an alumnus of St. Olaf College in Minnesota and has done graduate work in counseling. An avid baseball fan, he is married with two sons and a step-daughter.

Shirley Howe is the controller for KJWW Engineering. She oversees all corporate accounting, payroll, and accounts payable and receivable. She joined KJWW in 2005 after a tenure with Unity Health Systems in Muscatine, Iowa. She has a B.A. in accounting from Saint Ambrose University and is a Certified Public Accountant. She is a member of the American Institute of Certified Public Accountants and the Iowa Society of CPAs. Married with two children, she enjoys biking, hiking, travel and gardening.