company_news 2009-04-21T20:12:40Z <p align="left">Nathan Jacob Koob, AIA, director of sports in the Tulsa office at Crafton Tull Sparks, has received LEED&reg; accreditation. He has a bachelor&rsquo;s degree in architecture from Oklahoma State University. Nathan has 10 years of experience in architectural practice. He is a member of the American Institute of Architects.&nbsp;<a href="../../../assets/0000/0979/Nathan_Koob_and_Lance_Bartlett.pdf"></a></p><p align="left">Lance Bartlett, E.I., engineer for the civil department in the Russellville office at Crafton Tull Sparks, has received LEED&reg; accreditation. Lance has a bachelor&rsquo;s degree in mechanical engineering from Arkansas Tech University. He has over 11 years of professional experience. Lance is a member of the American Society of Civil Engineers, American Society of Mechanical Engineers, National Society of Professional Engineers, and the American Water Works Association.</p><p align="left">LEED, Leadership in Energy and Environmental Design, is the standard for design and construction of green buildings. The LEED accreditation test is administered by the U.S. Green Building Council. This brings the company&rsquo;s total to 43 employees who are accredited in sustainable design. </p>Crafton Tull Sparks has over 300 employees with offices in Conway, AR, Little Rock, AR, Oklahoma City, OK, Rogers, AR, Russellville, AR, Tulsa, OK and Wichita, KS. Founded in 1963, they provide architectural, engineering, interior design, landscape architecture, planning, and surveying services across the nation.<br /><br /><a href="../../../assets/0000/0979/Nathan_Koob_and_Lance_Bartlett.pdf">View press release</a> 75 additional-employees-receive-leed-accreditation-75 2009-04-21T00:00:00Z Nathan Koob and Lance Bartlett pass exam 2009-04-21T21:32:00Z 1