Sustainability & Strategic Planning Staff


                                                           Meet Our Staff


             Peter Nierengarten                     Leif Olson                        Kristina Jones


Peter Nierengarten, P. E., LEED AP
Director of Sustainability & Strategic Planning

Peter has worked for the City of Fayetteville since the summer of 2012.  He is a passionate supporter of sustainable lifestyle choices including bicycle commuting, organic gardening, creative reuse and recycling, energy conservation, green remodeling, use of public transportation, rainwater harvesting and composting.  He has worked on multiple sustainability related projects including managing large solar array design and construction, micro-hydro design, rainwater harvesting, fruit and nut tree planting, bicycling outreach and education and municipal energy management policy.  He is very interested in promoting sustainability and livability for the City of Fayetteville and advancing the six goals of City Plan 2030.  Peter is very proud to serve Fayetteville in a role that will provide vital direction for his community's continued sustainable growth.

Peter earned a bachelor and masters degrees in Civil Engineering from the University of Arkansas in 2001 & 2002.  He worked for a civil consulting firm in NW Arkansas for a short time before relocating to Portland, OR in 2003.  For almost nine years he worked for the Portland Water Bureau as an engineer, project manager, energy manager, green building consultant and sustainability advocate. 

Leif Olson, A.I.C.P.
Associate Planner

Leif has worked as a long range planner for the City of Fayetteville planning division since 2003.  He has managed multiple planning initiatives in Fayetteville in recent years including: the Low Impact Development Ordinance, the Block Avenue design, the Hillside/Hilltop Overlay District Ordinance, the Downtown Master Plan vision document, form-based code adoption and architectural standards, the Outdoor Lighting Ordinance, the Access Management and Street Design standards, Accessory Dwelling Ordinance and the Cottage Housing Development Ordinance.  Leif works on a wide variety of projects and is specifically interested in projects that explore the relationship between land use and sustainability.

Leif earned a Bachelor of Science degree in City Planning from Missouri State University in 1993 and worked as a current planner in Kentucky prior to coming to Fayetteville.  His interest in urban planning policy is coupled with graphic skills that have been developed through the neighborhood planning process utilized by the City.  Leif also has extensive experience with moving complicated or difficult projects through the public approval process.

Kristina Jones,
Designer and Project Coordinator

Kristina has worked in leadership and support roles for the City of Fayetteville for seven years.  As a member of the Sustainability & Strategic Planning team she is responsible for leading collaborative design projects, policy research, and the design and creation of documents such as the Streamside Protection BMP manual and City Plan document updates. She utilized Autocad and Google SketchUp to generate award winning 3D fly-through models that depicted idealized build-out for the Walker Park and Fayette Junction Neighborhood plans.  She also worked closely with planners and engineers during the Master Street Plan updates to compile and draft a uniform set of street cross-sections.  In addition to this she staffs Feed Fayetteville and the Fayetteville Community Garden Coalition.

Kristina earned a bachelor of Landscape Architecture from the University of Arkansas in 2000 and took a position with Mesa Design Group in Dallas where she worked for three years developing construction and bid sets for subdivision layout, design and detailing.  While in Dallas she served as staff for the ASLA State newsletter TX-ture, which was honored for an ASLA State Merit Award.  In addition to her work at Mesa, Kristina has also worked for other companies in the landscape architecture and engineering fields as a designer and drafter.