George Ackerson, Consulting Arborist
- Curriculum Vitae -
George Ackerson is founder and president of Horticultural Technologies, Incorporated,
which he began in 1989. He has been active in tree care since 1965 and is a Certified
Arborist with the Massachusetts Arborists Association and the International Society of
Arboriculture, ISA Qualified Tree Risk Assessor and a member of American Society of
Consulting Arborists. He has also worked as a research technician for several noted
plant pathologists on various projects from New England to Florida. Mr. Ackerson is
currently a Consulting Arborist working with the Facilities Dept. of the Massachusetts
Port Authority; Logan International Airport, Massachusetts Department of Transportation;
Highway Division, City of Chelsea, City of Somerville, John Hancock Financial Services
and Liberty Mutual Insurance Company, and The Dartmouth Group Management
Company. He is also an active member of the Board of Directors for the Massachusetts
Tree Wardens and Foresters' Association and a member of the Advisory Board for the
Massachusetts Department of Conservation and Recreation. Mr. Ackerson is involved
with landscape management consisting:
• Plant Appraisal
• Tree Protection
• Tree Risk Assessment
• Environmental Services
• Expert Witness Testimony

George has been involved with tree appraisal as a Municipal Arborist and with Tree
Preservation and Wetland projects for:

1. Consigli-O'Connor Joint Venture, Canton, MA – Tree Protection Plan, Worcester
Vocational High School, Worcester, MA 2003
2. Edward A. Fish, Associates, Boston, MA – Tree Protection Plan, St. John of God
Project, Brighton, MA, 2002
3. Stantec, (formerly, Gellar Devellis, Inc.), Boston, MA – D Street/Convention Center,
Boston, MA, 2003
4. Pressley Associates Inc., Cambridge, MA, - Central Artery/South Station Project,
5. Vanasse Hangen Brustlin, Inc., Watertown, MA, - Tree Preservation and Protection
projects at: McLean Hospital Project, Belmont, MA, 2001 and 2007; Lincoln Plaza,
Wellesley, MA; AstraZeneca, Waltham, MA 2007
6. Weston and Sampson Engineers, Inc. Peabody, MA – Tree Evaluation and Impact
Study of Massachusetts Water Resources Authority Shaft 7 to WASM 3 Connection
Mains, 2000 – 2002
7. City of Boston, Parks and Recreation, Boston, MA – American Legion Highway,
Re-construction Tree Evaluation, 2005
8. C.R.C., Mass. Dept. of Conservation and Recreation - Ponkapoag Wetlands
Replication, Canton, MA, May, 2009 – 2011
9. McCourt Construction Co. Boston and Lawrence-Lynch Corp. Falmouth, MA -
MassDOT for miscellaneous Environment/Wetland Replication Projects in
Massachusetts. Since 2010
10. Lincoln Ridge Home Association, Lincoln, MA, - Arborist Visual Tree Risk
Evaluation, 2012 and 2015
11. Boston College Boston College Facilities Services, Chestnut Hill, MA - Advanced
Tree Risk Assessment for Linden Lane, 2013
12. P.J. Keating Company (Div. of Oldcastle Inc.), Rte. 6 Sandwich, MA – Assist
MassDOT with tree cutting and tree thinning mitigation, 2014 – Ongoing
13. City of Chelsea, DPW – Forensic Investigation regarding Washington Park Tree
Failure. 2015 – Ongoing
14. City of Medford Housing Authority – Willis Avenue Apartments, Basic Tree Risk
Assessment. 2015
15. Liberty Mutual Insurance, Boston Headquarters – Sidewalk Tree Decline
Investigation, 2015
16. John Hancock Real Estate – Consulting Arborist for a porous pavement River Walk
Construction project within a conservation buffer zone along the Charles River
in Wellesley, MA, 2016

C:cv revised.8-2016
Office Mailing Address
106 B Pine Street, Clinton, MA 01510 P.O. Box 436
(978) 368-1900 Fax: (978) 368-1905 Clinton, MA 01510-0436