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Penn Trails LLC

PO BOx 1337

Carlisle, PA 17013





About Us

Penn Trails LLC, is an active member of the Professional Trail Builders Association (PTBA), North America's largest private sector group of professional trail specialists, contractors, designers and consultants.  Penn Trails is involved in all stages of natural surface trail assessments, planning, design, project managementand construction for a variety of trail types and classes.  Our special expertise is in the area of Universal Access Trails and Shared Use Pathways.  Penn Trails builds expert Teams for each project, bringing together talented  professionals and experienced partners with similar orientations and skills in their own respective areas of expertise including landscape design, GIS, engineering, universal access, sustainable planning and more. 


is the founder and owner of Penn Trails L.L.C.  His orientation to sustainable, natural surface trails has been acquired through contracted trail projects experience, professional education and certifications including Trail Planning, Design & Management certification as provided by the U.S. Bureau of Land Management, U.S. Fish & Wildlife Service and U.S. Forest SeLk-profilephoto.jpgrvice.  Knutson also completed the first of it’s kind 2011 certification course in Accessible Trails, for planning & constructing trails to meet the Federal trail accessibility guidelines, taught by Janet Zeller, the U.S. Forest Service, National Accessibility Program Manager.  He teaches a variety of trail planning, design and construction classes for clients including the PA Recreation & Parks Society, Wildlands Conservancy, Chesapeake Bay Foundation and DCNR.  In 2015, he was appointed to serve a second three-year  term on the Pennsylvania DCNR State Trails Advisory Board, and is Chair of the Outreach Committee working with trail advocates and groups around the state. A recipient of the American Hiking Society's 2003 Volunteer of the Year award for his trail work in Pennsylvania, he is also a former Appalachian Trail overseer and Pennsylvania Park Ranger. 


Certifications held by Larry Knutson;

  • Trail Planning, Design, Construction & Maintenance & TRACS - USDA Forest Service / US Fish & Wildlife / Bureau of Land Management
  • Universal Trail Assessment Process, Beneficial Designs
  • Lightly on the Land, PA Recreation & Park Society
  • Class "B" Sawyers Certification, USDA/US Forest Service

  • Licensed National Training Provider, American Red Cross
  • Water Rescue & Emergency Response, Pennsylvania Fish & Boat Commission
  • Critical Incident Stress Management, International Critical Incident Stress Foundation (ICISF)


is the Senior Project Manager at Penn Trails.   Amy joined Penn Trails in 2015, having been with the Maryland Park Service as Trail Manager and a Training Officer since 2006. Amy managed Patapsco State Park’s 220 mile urban trail system until 2013. As Amy herself will tell yoAL-profilephoto.pngu, “my passion for trails is endless. I love talking about trails, hiking trails, building trails, designing trails and helping others address their trail issues.” As Trail Manager for Patapsco Valley State Park, she developed a statewide sustainable trail curriculum. She has trained all levels of Maryland Park Service (MPS) staff, Department of Natural Resources (DNR) staff, Maryland Conservation Corps (MCC), Conservation Job Corps (CJC), multiple city and county staff, volunteers, and stakeholder groups in the diverse landscape of Maryland. 

Certifications held by Amy Lutsko;

  • Arborist, International Arboriculture Society
  • Tree Risk Assessor, International Arboriculture Society
  • Eastern US Wetland Delineation from Environmental Concern, Inc.


Manager for Planning and Design, manages planning and design projects including master planning and conceptual design for trails, trailheads, and other recreation and conservation projects. Sarah is enthusiastic about introducing people to the outdoors to instill passion for conservation and the natural world, “access is the first step – and when people have access to nature, they can know and feel comfortable there. Once they know it, they come to love it, and with that love comes the desire to protect it.  Through her landscape architecture practice, Sarah enjoys becoming an expert on specific places, and is looking forward to bringing out the best of her project sites throSarah Walterugh design, “good design responds to the site and emphasizes the essence of that place.

Sarah joined Penn Trails in 2019 and was previously employed with Centre County Planning & Community Development Office, where she administered the Centre County Agricultural Land Preservation Program and served as Executive Director of the Centre County Farmland Trust for over 6 years. Managing every aspect of conservation easement selection, placement, maintenance, and monitoring, Sarah also successfully engaged municipal, non-profit, state, and federal partners to leverage funding and expand the capacity of the program. In 2014, she initiated Centre County’s Municipal Partnership Program, allowing Centre County to access more State match dollars for agricultural conservation easement purchases.

Sarah has also worked for the U.S. Fish and Wildlife Service and Iowa Department of Natural Resources, as well as, spent a year studying at Lincoln University in New Zealand before graduating and working for a year on a farm and education center in Southern Oregon. Both experiences provided immersion in a unique land stewardship ethic, prompting her to become certified in Permaculture Design.





    Penn Trails LLC

    PO Box 1337

    Carlisle, PA 17013



    Copyright 2010 - 2012