Staff Qualifications

Marc D. Barnes
Senior Project Manager, Owner

Mr. Barnes has over twenty years of experience in forestry. His knowledge of natural resource management is diverse and extensive – stemming from his experience as a logger in Eastern Canada, and through the positions he has held in academia, industry, and private consulting firms. Combined with his high level of education from accredited institutions, this experience allows Mr. Barnes to participate with the utmost confidence on any project relating to natural resource management, including: forest inventory, timber cruising, silvicultural prescriptions, harvest system analysis, timber sale layout design, watershed analysis, and vegetation inventory and mapping. He is a registered professional forester in the state of California, a Certified Forester through the Society of American Foresters, and a member of the Forest Guild. Mr. Barnes is president, owner, and founder of Integrated Resource Management, employing experts in the fields of forestry, forest engineering, silviculture, and ecology since 1994.

Kathy Dunn
Office Manager/Bookkeeper

Mrs. Dunn has been with Integrated Resource Management as the lead Office Manager/Bookkeeper since 2003. She comes from a natural resources background which has significantly enhanced her work quality and understanding of projects at IRM.

Mrs. Dunn graduated from Oregon State University in 2003 with a Bachelor of Science in General Agriculture with an emphasis in Education. She is currently in charge of bookkeeping, office management, supporting project managers, and also successfully carries out project manager duties for several large scale inventory projects throughout Oregon.

Matthew Mellenthin
Habitat Restoration Coordinator/Project Manager

After graduating from University of Wisconsin – Stevens Point in 2004 with a Bachelors of Science in Natural Resources, Mr. Mellenthin began his career with Integrated Resource Management. He has worn several hats for IRM, starting out as a forest inventory technician and growing into a successful project manager and habitat restoration ecologist. When not collecting data on forest inventory projects, Mr. Mellenthin assists with forest restoration projects throughout Oregon. This includes overseeing crews for jobs which involve burning, spraying, and seeding. He obtained his Oregon Commercial Pesticide Applicators license in 2007, and has led multiple projects involving integrated herbaceous weed management and eradication since then. His wildlife management background, and steady outdoors work ethic is a valuable asset to Integrated Resource Management and the forest restoration sector of the company.

Daniel Howard
Forester/Project Manager

Dan joined IRM’s team in 2014 as a Project Manager and has since worked in all facets of company operations. He has served clients from non-profits, to local, regional, state, and federal governments, small landowners, and private industry. He is highly skilled in project management and specializes in data collection and data management using ArcGIS and Microsoft platforms.

Mr. Howard completed his education at the SUNY – College of Environmental Science and Forestry, in Syracuse, NY. He holds a B.S. in Forest Resource Management (2008) and an Associate of Applied Science in Forest Technology (2006) from the storied Ranger School in the Adirondack Mountains. Both degree programs are accredited by the Society of American Foresters providing a solid foundation for success in natural resource management. Immediately following graduation, he purchased a new pair of boots and an Amtrak ticket to the PNW, starting his adventure working for the University of Washington – College of the Forestry in Seattle. Dan made his way to Benton County, OR to work for the USGS Forest and Rangeland Ecosystem Science Center in 2010, working as a Biologist, preforming vegetation and biological assessments on projects throughout the West. When not working, Dan can be found mountain biking and is heavily involved with Team Dirt – a local chapter of the International Mountain Biking Association or splashing through local streams in search of trout.







Connor O’Hearn
Forest Technician

Mr. O’Hearn is currently pursuing a Bachelors of Science in Forestry Management at Oregon State Universities College of Forestry and an Undergraduate GIS Certification from the College of Earth, Ocean and Atmospheric Sciences in Corvallis, Oregon. In August 2013 Connor began work with IRM, accruing three seasons of forest restoration experience working with aquatic and terrestrial restoration practices. These restoration practices included; slash piling, herbicide application, oak release, and noxious weed removal.  By 2016 Mr. O’Hearn was promoted to Forest Technician and has been involved with projects for Roseburg Forest Products and Washington State Department of Natural Resources performing timber cruises and inventory work. Mr. O’Hearn is experienced with programs such as ArcGIS and ENVI for remote sensing purposes and creation of map products.  Mr. O’Hearn will be involved in the new Drone/UAV Forestry Services for IRM during the spring and summer of 2017.