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David D. Hunter, Certified Arborist, LLC
Forest Grove, Oregon
3406 NW Thatcher Road, P.O. Box 324, 97116-0324

Contact:  David D. Hunter
http://www.davidhunterarborist.com/
503-319-0380 Or Toll Free
daviddhunterarborist@live.com
3406 NW Thatcher Road, P.O. Box 324
Forest Grove, Oregon 97116-0324
Contact:  David D. Hunter
http://www.davidhunterarborist.com/
503-319-0380
daviddhunterarborist@live.com
David D. Hunter is a Registered Consulting Arborist with ASCA, ISA Certified Arborist and Certified Tree Risk Assessor. Providing both expert witness and consulting services. David has testified in court and helped clients reach resolution before trial. David has over 40 years of experience from working in forestry and is an expert in arboriculture.
Information:  
Arboriculture,  Forestry, 

David D. Hunter is a Registered Consulting Arborist with ASCA, ISA Certified Arborist and Certified Tree Risk Assessor. Providing both expert witness and consulting services. David has testified in court and helped clients reach resolution before trial. David has over 40 years of experience from working in forestry and is an expert in arboriculture.

Tree Tech Consulting
Bear, Delaware
114 Grand Canyon Court, 19701

Contact:  Russell E. Carlson, RCA, BCMA
www.tree-tech.com
302-832-1911 Or Toll Free
rcarlson@tree-tech.com
114 Grand Canyon Court
Bear, Delaware 19701
Contact:  Russell E. Carlson, RCA, BCMA
www.tree-tech.com
302-832-1911
rcarlson@tree-tech.com
Russ Carlson has more than 38 years experience in commercial and consulting arboriculture. He has been a certified arborist since 1983, and is a Board Certified Master Arborist since 2004. He is an ASCA Registered Consulting Arborist since 1994. Russ has been qualified as an expert witness in courts in Delaware, Maryland, New Jersey, and Pennsylvania. He has also presented workshops, seminars, and lectures at various venues, and served as an instructor at the American Society of Consulting Arborists Consulting Academy from 1997 through 2009, developing and teaching the Report Writing and the Forensic Investigations training modules. He served as a representative to the Council of Tree and Landscape Appraisers for 10 years.
Information:  
Appraisers,  Arboriculture,  Forestry,  Landscaping,  Risk Assessment, 

Russ Carlson has more than 38 years experience in commercial and consulting arboriculture. He has been a certified arborist since 1983, and is a Board Certified Master Arborist since 2004. He is an ASCA Registered Consulting Arborist since 1994. Russ has been qualified as an expert witness in courts in Delaware, Maryland, New Jersey, and Pennsylvania. He has also presented workshops, seminars, and lectures at various venues, and served as an instructor at the American Society of Consulting Arborists Consulting Academy from 1997 through 2009, developing and teaching the Report Writing and the Forensic Investigations training modules. He served as a representative to the Council of Tree and Landscape Appraisers for 10 years.

Arborgate Consulting, Inc.
Tustin, California
1131 Lucinda Way, 92780

Contact:  Gregory W. Applegate
http://www.arborgate-consulting.com/
714-731-6240 Or Toll Free
greg@arborgate.occoxmail.com
1131 Lucinda Way
Tustin, California 92780
Contact:  Gregory W. Applegate
http://www.arborgate-consulting.com/
714-731-6240
greg@arborgate.occoxmail.com
Mr. Applegate is an independent registered consulting arborist, certified arborist, ISA tree risk assessment qualified, and CEO of Arborgate Consulting, Inc. He has been in the horticulture industry since 1963, providing professional arboricultural consulting since 1984 within both private and public sectors. His expertise includes forensic consulting and testimony, appraisal, tree preservation, diagnosis of tree and palm health problems, construction impact mitigation, hazard and failure analysis, root damage studies, decay and loss of strength analysis, pruning programs, species selection, and tree health monitoring.
Information:  
Accident Investigations,  Arboriculture,  Arborist,  Failure Analysis,  Horticulture,  Landscaping, 

Mr. Applegate is an independent registered consulting arborist, certified arborist, ISA tree risk assessment qualified, and CEO of Arborgate Consulting, Inc. He has been in the horticulture industry since 1963, providing professional arboricultural consulting since 1984 within both private and public sectors. His expertise includes forensic consulting and testimony, appraisal, tree preservation, diagnosis of tree and palm health problems, construction impact mitigation, hazard and failure analysis, root damage studies, decay and loss of strength analysis, pruning programs, species selection, and tree health monitoring.

A.B.C. Consulting Arborists LLC
Spokane, Washington
12402 North Division #294, 99218

Contact:  Daniel J. Maple, BCMA, RCA, MA, TRAQ, TPAQ
www.AbcArborist.Com
509-953-0293 Or Toll Free
daniel@abcarborist.com
12402 North Division #294
Spokane, Washington 99218
Contact:  Daniel J. Maple, BCMA, RCA, MA, TRAQ, TPAQ
www.AbcArborist.Com
509-953-0293
daniel@abcarborist.com

 Daniel J. Maple's CV


Daniel J. Maple is an ASCA Registered Consulting Arborist, ISA Board Certified Master Arborist, ISA Municipal Specialist, ASCA Tree & Plant Appraisal Qualified (TPAQ), ISA Tree Risk Assessment Qualified (TRAQ), Qualified Tree Farm Inspector, Commercial UAV Airman Pilot, and a Commercial Applicator.

Mr. Maple has provided ethical, scientifically sound, arboriculture solutions to both the public and private sector since 1987. During this time, Mr. Maple owned and operated a tree service, and was a first responder in several natural disasters that resulted in thousands of tree failures. His investigations into the tree failures and the experience gained, makes him uniquely qualified among his peers, as a risk assessor and risk mitigation planner.

Mr. Maple has used his years of hands on experience along with his formal education to provide ethical, unbiased, and scientifically based expert witness services for both plaintiffs and defendants across the U.S.

His areas of expertise include risk assessment, forensic investigation, tree & plant appraisals, timber trespass, peer review of reports & methodology, ANSI Standards & BMP’s, along with expert witness services, opinions and litigation support. Please contact him for an honest and timely review of your case.
Information:  
Accident Investigations,  ANSI Standards,  Appraisal Review,  Appraisers,  Arboriculture,  Arborist,  Forestry, 

 Daniel J. Maple's CV


Daniel J. Maple is an ASCA Registered Consulting Arborist, ISA Board Certified Master Arborist, ISA Municipal Specialist, ASCA Tree & Plant Appraisal Qualified (TPAQ), ISA Tree Risk Assessment Qualified (TRAQ), Qualified Tree Farm Inspector, Commercial UAV Airman Pilot, and a Commercial Applicator.

Mr. Maple has provided ethical, scientifically sound, arboriculture solutions to both the public and private sector since 1987. During this time, Mr. Maple owned and operated a tree service, and was a first responder in several natural disasters that resulted in thousands of tree failures. His investigations into the tree failures and the experience gained, makes him uniquely qualified among his peers, as a risk assessor and risk mitigation planner.

Mr. Maple has used his years of hands on experience along with his formal education to provide ethical, unbiased, and scientifically based expert witness services for both plaintiffs and defendants across the U.S.

His areas of expertise include risk assessment, forensic investigation, tree & plant appraisals, timber trespass, peer review of reports & methodology, ANSI Standards & BMP’s, along with expert witness services, opinions and litigation support. Please contact him for an honest and timely review of your case.

Mark Webber’s Arboricultural & Horticultural Consultancy LLC
Dayton, Ohio
8172 Hemple Rd, 45417

Contact:  Mark A. Webber BCMA, CPH, LTE, MArborA, OCMNT, RCA, TPAQ, TRAQ
www.expert-arborist.com
937-604-2291 Or Toll Free
mwebber@expert-arborist.com
8172 Hemple Rd
Dayton, Ohio 45417
Contact:  Mark A. Webber BCMA, CPH, LTE, MArborA, OCMNT, RCA, TPAQ, TRAQ
www.expert-arborist.com
937-604-2291
mwebber@expert-arborist.com

Mark Webber's CV


Mark A. Webber holds 19 different certifications, qualifications, accreditations, and licensures in the fields of arboriculture and horticulture. Most notably, Mr. Webber is a Register Consulting Arborist, Board Certified Master Arborist, and a Certified Professional Horticulturist with over 45 years of relevant professional experience.

Mr. Webber provides investigations, reports, and testimony in matters related to tree condition, maintenance, and removal. His expertise includes the management of nursery, arboricultural, agricultural and landscaping operations, pesticide use, appraisals of crop, tree and plant damage, and an assortment of horticultural issues. Mr. Webber is an admitted member of 32 industry organizations, including the American Society of Consulting Arborist, International Dendrology Society, and American Phytopathological Society, the OSHA (Occupational Safety and Health Administration) Small Business Advocacy Review Panel for Tree Care Industry Rules. Mr. Webber has been a court-qualified expert in his field in Ohio, New Jersey, Washington, and California.

Mr. Webber has been working at farms and nurseries since 1975. He remains active in his industry by serving on committees and boards and as the Founder/Co-owner of an arboricultural and horticultural firm. In this capacity, he provides a full range of landscape design, installation, and landscape management. His company provides tree evaluations and inventory, lawn care, weed and pest control, tree, and arboricultural services. Additional services include drainage improvements, soil, and leaf testing, management of trees during construction, installation of retaining walls, consulting, and other related areas. Mr. Webber has worked as a Research Assistant for the BASF Corporation involving fungicides, insecticides, and herbicides trials on a diverse assortment of economically import agricultural and horticultural crops. He also served as an Apiary (Honey Bee) Technician for The Ohio State University.

Mr. Webber earned an Associate in Applied Science and a Bachelor of Science degrees in Horticultural Science with a minor in Agricultural Economics both from The Ohio State University. He is designated as a Board-Certified Master Arborist by the International Society of Arboriculture and is a Tree Risk Assessment Qualified Arborist. Mr. Webber is a Master Nursery Technician by the Ohio Nursery & Landscape Association. He is designated as a MArborA by the United Kingdom’s Arboricultural Association. Mr. Webber is also a New Jersey Licensed Tree Expert (LTE #639) and is a Licensed Arborist in multiple states. The board of the American Society of Horticultural Science has designated Mr. Webber as a Certified Professional Horticulturist. The American Society of Consulting Arborist has credentialed Mr. Webber as Registered Consulting Arborist #7

Education and Certifications

• A.A.S., BS, Horticultural Science, Agricultural Economics, The Ohio State University, Columbus, OH

•2020 Graduate from ASCA(American Society of Consulting Arborist) Consulting Academy, Sacramento, California

•Tree and Plant Appraisal Qualification (TPAQ), American Society of Consulting Arborists

• Certified Professional Horticulturist #30086, American Society for Horticultural Science, Alexandria, Virginia

• Licensed Arborist

• Certified Tree Expert #639, Board of Tree Experts Jackson NJ, August 2016-August 2017

• Licensed Tree Expert #639, Board of Tree Experts Jackson NJ, August 2017-Present

•I.S.A. Board Certified Master Arborist OH-0824BUM, International Society of Arboriculture, (I.S.A. Certified Arborist)

• I.S.A. Certified Arborist Municipal Specialist, International Society of Arboriculture

•I.S.A. Certified Arborist Utility Specialist, International Society of Arboriculture

• Tree Risk Assessment Qualified (TRAQ), International Society of Arboriculture

•Ohio Commercial Pesticide Applicator 6A, 6C, 8

• Wildlife Protector Certification, Wildlife Training Institute

• Master Nursery Landscape Technician, Ohio Nursery & Landscape Association (ONLA), Columbus, OH

• MArborA, designated by the Arboricultural Association, United Kingdom

• Registered Consulting Arborist #706, American Society of Consulting Arborist

• Sky Warn Weather Spotter Training Certification, National Weather Service
Information:  
Accident Investigations,  Agricultural Pesticides and Herbicides ,  Arboriculture,  Arborist,  Horticulture, 

Mark Webber's CV


Mark A. Webber holds 19 different certifications, qualifications, accreditations, and licensures in the fields of arboriculture and horticulture. Most notably, Mr. Webber is a Register Consulting Arborist, Board Certified Master Arborist, and a Certified Professional Horticulturist with over 45 years of relevant professional experience.

Mr. Webber provides investigations, reports, and testimony in matters related to tree condition, maintenance, and removal. His expertise includes the management of nursery, arboricultural, agricultural and landscaping operations, pesticide use, appraisals of crop, tree and plant damage, and an assortment of horticultural issues. Mr. Webber is an admitted member of 32 industry organizations, including the American Society of Consulting Arborist, International Dendrology Society, and American Phytopathological Society, the OSHA (Occupational Safety and Health Administration) Small Business Advocacy Review Panel for Tree Care Industry Rules. Mr. Webber has been a court-qualified expert in his field in Ohio, New Jersey, Washington, and California.

Mr. Webber has been working at farms and nurseries since 1975. He remains active in his industry by serving on committees and boards and as the Founder/Co-owner of an arboricultural and horticultural firm. In this capacity, he provides a full range of landscape design, installation, and landscape management. His company provides tree evaluations and inventory, lawn care, weed and pest control, tree, and arboricultural services. Additional services include drainage improvements, soil, and leaf testing, management of trees during construction, installation of retaining walls, consulting, and other related areas. Mr. Webber has worked as a Research Assistant for the BASF Corporation involving fungicides, insecticides, and herbicides trials on a diverse assortment of economically import agricultural and horticultural crops. He also served as an Apiary (Honey Bee) Technician for The Ohio State University.

Mr. Webber earned an Associate in Applied Science and a Bachelor of Science degrees in Horticultural Science with a minor in Agricultural Economics both from The Ohio State University. He is designated as a Board-Certified Master Arborist by the International Society of Arboriculture and is a Tree Risk Assessment Qualified Arborist. Mr. Webber is a Master Nursery Technician by the Ohio Nursery & Landscape Association. He is designated as a MArborA by the United Kingdom’s Arboricultural Association. Mr. Webber is also a New Jersey Licensed Tree Expert (LTE #639) and is a Licensed Arborist in multiple states. The board of the American Society of Horticultural Science has designated Mr. Webber as a Certified Professional Horticulturist. The American Society of Consulting Arborist has credentialed Mr. Webber as Registered Consulting Arborist #7

Education and Certifications

• A.A.S., BS, Horticultural Science, Agricultural Economics, The Ohio State University, Columbus, OH

•2020 Graduate from ASCA(American Society of Consulting Arborist) Consulting Academy, Sacramento, California

•Tree and Plant Appraisal Qualification (TPAQ), American Society of Consulting Arborists

• Certified Professional Horticulturist #30086, American Society for Horticultural Science, Alexandria, Virginia

• Licensed Arborist

• Certified Tree Expert #639, Board of Tree Experts Jackson NJ, August 2016-August 2017

• Licensed Tree Expert #639, Board of Tree Experts Jackson NJ, August 2017-Present

•I.S.A. Board Certified Master Arborist OH-0824BUM, International Society of Arboriculture, (I.S.A. Certified Arborist)

• I.S.A. Certified Arborist Municipal Specialist, International Society of Arboriculture

•I.S.A. Certified Arborist Utility Specialist, International Society of Arboriculture

• Tree Risk Assessment Qualified (TRAQ), International Society of Arboriculture

•Ohio Commercial Pesticide Applicator 6A, 6C, 8

• Wildlife Protector Certification, Wildlife Training Institute

• Master Nursery Landscape Technician, Ohio Nursery & Landscape Association (ONLA), Columbus, OH

• MArborA, designated by the Arboricultural Association, United Kingdom

• Registered Consulting Arborist #706, American Society of Consulting Arborist

• Sky Warn Weather Spotter Training Certification, National Weather Service

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