Curriculum Vitae

logo_grayTodd Prager, AICP, ISA BCMA


  • M.S. Horticulture, UC Davis, June 2007

  • B.S. Environmental Horticulture, UC Davis, June 2001

  • A.S. Forestry, Bakersfield College, June 1998


  • ISA Board Certified Master Arborist WE-6723B

  • ISA Tree Risk Assessment Qualified

  • American Institute of Certified Planners (AICP)

  • International Society of Arboriculture

  • Pacific Northwest Chapter of the ISA

  • American Planning Association

  • Oregon Chapter of the American Planning Association

  • Tualatin Riverkeepers

  • Friends of Tryon Creek

  • Portland Audubon Society

Recent Career History

Teragan & Associates Inc., Lake Oswego, OR 2012-Present

Urban Forestry Consultant

  • Urban forest planning consultant for municipalities. Activities include conducting research, analysis, and preparing written reports for urban forestry codes; preparing revisions to development codes, municipal codes, and urban forestry manuals; assisting in the preparation of urban forestry education and outreach items such as website updates, brochures, and mailings; and providing training to city staff on tree inventory and tree permit activities.

  • Consulting arborist for municipalities. Activities include conducting tree risk assessments and recommending abatement options; determining the replacement value of illegally removed trees; performing completeness reviews, recommending conditions of approval, and conducting compliance inspections for the tree/urban forestry plan component of land use applications; and providing comments and written reports on tree permits outside the land use process.

  • Consulting planner/arborist for private and public development projects. Activities include preparing tree inventories, natural resource delineations, preservation plans, mitigation options, arborist reports, and land use applications/findings for development projects as required by local land use requirements.

  • Consulting arborist for 5000 Acres Initiative. In partnership with Tualatin Riverkeepers and Green Girl Land Development, consulting in the design of parking lot retrofit projects to increase tree canopy without removing parking stalls. The project goal is to demonstrate how trees can be used to capture and treat stormwater in the over 5000 acres of parking lots in the Tualatin River watershed without impacting parking availability.

  • Consulting arborist for State Farm Insurance Company. Determine replacement value of trees for insurance purposes using industry standard tree appraisal techniques.

The City of Tigard, Tigard, OR 2007-2012

Community Planner/City Arborist

  • Acted as project manager for the development and implementation of the City’s Urban Forestry Master Plan and Urban Forestry Code Revisions projects. Received 2013 Oregon Planning Association Award for Professional Achievement in Planning and 2014 American Planning Association Award for Best Practices in Planning.

  • Created a flexible and incentive based tree grove preservation program through the statewide planning goal 5 process.

  • Developed a publicly accessible GIS based citywide tree and urban forest inventory.

  • Ensured public and private development projects adequately protect existing trees, and design/build new landscapes that provide increased tree canopy.

  • Served as manager for capital improvement projects to restore tree canopy on public properties such as schools, freeways, and parks.

  • Conducted hazard tree evaluations and recommend abatement options to protect public safety.

  • Performed tree appraisals to determine replacement value of trees removed for public and private development projects.

  • Provided education and outreach to the public and City staff regarding best urban forest management practices and the City’s tree and landscape ordinances.

  • Promoted the City’s urban forestry program via public speaking engagements with civic organizations, televised City Council meetings, local media, and at local schools during annual Arbor Day celebrations.

The City of San Francisco, San Francisco, CA 2002-2006


  • Evaluated conditions of the urban forest to prioritize management activities of City staff.

  • Coordinated with developers and property owners on the preservation and installation of trees and landscaping to ensure compliance with City standards.

  • Prepared reports for the public and City to explain permitting and enforcement decisions

  • Conducted training for volunteer groups on planting and maintaining trees.

Nursery Specialist

  • Participated in the design of the Conservatory of Flowers lowland tropics exhibit.

  • Maintained plant species to preserve biodiversity and educate the public about tropical plants.

  • Utilized IPM techniques including use of organic pesticides, predatory insects, and physical/mechanical controls while evaluating their effectiveness and protecting public health and safety.

  • Engaged the public through educational tours about the plant collections and management techniques.


  • Coordinated the planning, design, implementation, and maintenance of landscape improvements at the National AIDS Memorial Grove (NAMG).

  • Acted as the staff liaison between the City and the NAMG board of directors.

  • Organized and supervised monthly workdays with up to 150 volunteers

Select Research/Publications

  • City of Tigard. 2012. Urban Forestry Code Revisions Volumes I-V. City of Tigard, OR, Community Development Department, Long Range Planning Division. 1031p.

  • City of Tigard. 2009. Comprehensive Plan. City of Tigard, OR, Community Development Department, Long Range Planning Division. 230p.

  • City of Tigard. 2009. Urban Forestry Master Plan. City of Tigard, OR, Community Development Department, Current Planning Division. 101p.

  • Burger, D.B. and T.E. Prager. 2008. Deep rooted trees for urban environments:selection and propagation. Arboriculture and Urban Forestry Journal 34(3): 184-190.

  • McPherson, E.G. 2001. Sacramento’s parking lot shading ordinance: environmental and economic costs of compliance. Landscape and Urban Planning 57(2): 105-123.

  • McPherson, E.G., J.R. Simpson, P.J. Peper and Q. Xiao. 2001. Benefits and costs of Santa Monica’s urban forest. Davis, CA: USDA Forest Service, Pacific Southwest research station, center for urban forest research.

  • McPherson, E.G., J.R. Simpson, P.J. Peper and Q. Xiao. 1999. Benefit-cost analysis of Modesto’s municipal urban forest. Journal of Arboriculture. 25(5): 235-248.

  • McPherson, E.G., J.R. Simpson, P.J. Peper and Q. Xiao. 1999. Tree guidelines for San Joaquin Valley communities. Sacramento, CA: Local Government Commission.

Select Seminar Instruction

  • “Benefits of Trees Walk” City of Lake Oswego Urban and Community Forestry Program, Lake Oswego, Oregon, July 2014.

  • “Tigard, Tree City USA” Tigard High School Community Experience for Career Education Program (CE)2, Tigard, Oregon, December 2013. 

  • “Growing Big Trees for Stormwater Management” Parking Forest Presentation at ODOT Region 1 Headquarters, Portland, Oregon, December 2013.

  • “How Much Soil Does a Tree Need?” Parking Forest Presentation at the Sunset Swim Center, Beaverton, Oregon, November 2013.

  • “Branching Out: Urban Forest Planning” Oregon Planning Conference at the Oregon Convention Center, Portland, Oregon, May 2013.

  • “Urban Forest Panel Discussion” The Intertwine Spring Summit at the World Forestry Center, Portland, Oregon, April 2013.

  • “Preserving Trees with Development” Guest Lecturer at Clackamas Community College, Oregon City, Oregon, October 2011 and October 2012.

  •  “A Walk in Springbrook Park: Past, Present, and Future of an Urban Forest”  Friends of Springbrook Park, Lake Oswego, Oregon, April 2010.

  • “Trees and Parking Lots” Oregon Department of Forestry, Willamette Valley Green Industry Seminar, Silverton, Oregon, December 2009.

  •  “Reading the Landscape to Make Soil Determinations” James Urban and the Pacific Northwest Chapter of the International Society of Arboriculture, Up By Roots Breakout Session, Oregon City , Oregon, April 2009.

  • “Pruning Workshop” Friends of the Urban Forest, San Francisco, California, January 2007.

Select Volunteer Activities

  • “Regional Urban Forestry Strategy Steering Committee” The Intertwine Alliance, Portland, Oregon, May 2013-Present.

  • “Planning Commission” City of Lake Oswego Commission Appointment, Lake Oswego, Oregon, November 2010-May 2015.

  • “Second Look at Sensitive Lands” City of Lake Oswego Task Force Appointment, Lake Oswego, Oregon, September 2009-May 2010.