Our TCIA Team
Departments: Accreditation | Corporate Sales | Development | Information Technology | TCI Magazine | Marketing | Meetings | Membership | Operations | Safety | Workforce Development
David White / President & CEO
As president and CEO, David works closely with the TCIA Board of Directors to develop strategy and leads a team of 45 employees that support the mission and goals of this growing and vibrant trade association. He has a demonstrated history of working in non-profit organization management, maintains his Certified Association Executive credential and holds a Juris Doctor and Master of Business Administration from Suffolk University. / Email Me
Bob Rouse / Chief Program Officer
Bob has over 30 years experience in the green industry, including many years as a practicing arborist. As the chief program officer, Bob provides direction for TCIA Accreditation programs, the TCIAF loss control program, and TCIA credentialing programs, including EHAP and Tree Care Academy. Bob is the secretary for the ANSI A300 tree care standards. He also provides leadership for TCIA's membership and marketing activities. Bob has served TCIA and its members since 1997. / Email Me
Charlie Tentas / Account Rep Sales
Charlie is the account representative for TCIA’s Accreditation and CTSP programs. Charlie can help you enroll in, and manage the process of, Accreditation and Certification. He is responsible for the Resellers Program, which offers TCIA training books and DVD’s to arborist and tree care supply vendors worldwide. / Email Me
Jenifer D’Urso / Credentialing Specialist
Jenifer joined TCIA in July as a credentialing specialist for the Accreditation Team. Her responsibilities will be to manage day-to-day aspects of the Accreditation programs and the Tree Care Industry Association Foundation (TCIAF) Loss Control program, as well as coordinate with auditors.
Jenifer earned her bachelor of science in accounting degree at Southern New Hampshire University. She worked in higher education for 15 years in admissions and finance. She previously held positions in various sectors, including retail and government.
Jenifer is an avid reader and lifelong learner, a certified herbalist and reiki healer. She has two German shepherd mixes (Patience and Zoe) and two tabby cats (Artemis and Maia). / Email Me
Beth Ibitz / Credentialing Specialist
Beth Ibitz joined TCIA in February
as a credentialing specialist in
the Association’s Londonderry, New
Hampshire, office. She will be responsible
for managing all aspects of the
certifi cate training programs, including
EHAP and Tree Care Academy. She also
assists with regional workshop planning
and managing programs in safety
and employee credentialing.
Beth has a degree in horticulture
from the University of Connecticut,
and worked for many years in garden
centers in Connecticut. She switched
gears to working in property and casualty
prior to her
moving to New
her Great Pyrenees, Violet. / Email Me
Sachin Mohan / Vice President of Corporate Relations and Marketing (TCI Magazine & TCI EXPO)
Sachin is the point person for TCIA’s associate members and is staff liaison on the Associate Member Committee. He facilitates the relationship between tree care companies and our industry’s manufacturers, vendors and suppliers of products and services through channels such as TCI EXPO and TCI Magazine. Sachin has served TCIA and its members since 1996.
If you’re interested in advertising in Tree Care Industry Magazine, TreeWorker newsletter, or the TCIA website, or would like to exhibit at TCI EXPO, contact Sachin. / Email Me
Amy Tetreault / Director of Development and Special Programs
As the director of development and special programs, Amy is responsible for leading the association’s development efforts and cultivating and strengthening relationships with current and potential donors. She works to coordinate awareness for TCIA’s Partners Advancing Commercial Tree Care (PACT) program, Voice for Trees Political Action Committee, Arborist Safety Training Institute, and TCIA Foundation programs. Amy also works with the entire TCIA team to manage large, long-term projects that aim to further the tree care industry. / Email Me
Sandy DeMello / ASTI Grants Coordinator
Sandy is responsible for managing two Arborist Safety Training Institute (ASTI) grant cycles each year that fund safety-training workshops. She provides support for the grant committee members and meetings, including compiling data, preparing reports and organizing meetings. / Email Me
Bruce White / IT Director
Bruce is responsible for TCIA’s information technology infrastructure which includes internal systems and support of tcia.org, tciaf.org and treecaretips.org. Bruce’s unflagging attention to current security practices ensures that all TCIA policies and procedures meet the highest standards and member account information remains safe. / Email Me
Ariel Crotty / Database Admin
As database administrator, Ariel maintains the TCIA member database. She works to maintain the accuracy of accounts, ensuring that they receive the most relevant updates and information available as well as to provide all benefits for which they are eligible. / Email Me
John Fletcher / Systems Administrator
John Fletcher joined
TCIA in March as a
in the Londonderry,
New Hampshire, office.
He will be joining the
team to assist in
building out and maintaining
John has a degree in
Business Administration and started
out in finance after graduating from
Southern New Hampshire University.
For the last three years,
John has worked in IT as a
network and systems administrator,
focusing on integration
efforts for an organization’s
mergers & acquisitions
John became a father in
February to his son, Harlen
John’s other interests include
basketball, cycling, and hiking.
/ Email Me
Don Staruk / Editor
Don is editor of Tree Care Industry Magazine, the most widely read publication in the tree care industry, and The Reporter, TCIA's most popular members-only publication. Don is always looking for story ideas, photos and feedback. Send him an email or post your photos. You may just be in the next TCI Magazine! / Email Me
Sue Blanchette / Associate Member Services Coordinator
Sue wears a lot of hats in her role as Associate Member coordinator. She is the ad traffic manager for Tree Care Industry Magazine as well as the Buyers Guide and Equipment Locator supplements, the TreeWorker and TCIA's website and electronic publications. She handles the Tree Care Industry JobBoard and all classified advertising for the magazine and the web. She responds to associate member inquiries and questions from advertisers. At times she is called on to pinch hit with layout and design in support of TCI publications and our advertisers. / Email Me
Richard May / Graphic Artist
Richard is responsible for the print and digital layout and production of Tree Care Industry Magazine and theReporter. As videographer, he creates educational and promotional content for TCIA and TCI EXPO. He also designs ads, products, logos and graphics for TCIA's web initiatives. / Email Me
Mike Rennie / Marketing Director
As marketing director, Mike works with his team to execute and manage all marketing-related communications and activities throughout the association. Mike has 15 years’ of management and marketing experience and has a diverse background that ranges from marketing international education programs to working as marketing director for a national construction trade association. / Email Me
Kathleen Costello / Senior Graphic Designer
As the in-house senior graphic designer, Kathleen designs and creates print and digital materials for TCIA. Committed to creating design materials that communicate effectively, her work can be seen throughout TCIA’s programs, events and outreach. Kathleen’s brochures, posters, web graphics, ads and other creative materials work to advance the branding of TCIA to members, the tree care industry, and the public. She is also a photographer and has taken many of the images that you see on our website and in our promotional materials. Kathleen also creates and coordinates the posts for TCIA’s Instagram account. / Email Me
Robert Herdlein / Webmaster
As TCIA's Webmaster, Robert manages the look and feel, day-to-day maintenance and branding of TCIA's web content. With nearly 20 years of experience as a web coordinator, Robert has worked for organizations such as The Center for Children with Special Needs (CSHCN) and the Washington State Medical Home. Robert also previously served as an Associate Student Advisor at The Evergreen State College, where he assisted students in the production of their online student newspaper.
Jon Gerstenberger / Marketing Coordinator
As the marketing coordinator, Jon maintains TCIA's paid social campaigns, contributes to organic social posts, email marketing campaigns, writing and editing various business communications, and acting as product liaison between Marketing and all other TCIA departments. Jon holds a Bachelor’s Degree in Marketing from Southern New Hampshire University, and is currently working towards a Master’s Degree in Marketing Research Analytics from Southern New Hampshire University. / Email Me
Diane Morgan / Director of Meetings
Diane coordinates TCI EXPO, the world’s largest tree care industry trade show and conference, and Winter Management Conference, the premier business conference for the industry. Diane is responsible for selecting conference locations, handling speaker negotiations, working with hotels and convention centers, and ultimately implementing TCIA’s largest events. Diane manages a department of three and oversees the organization and planning of 100+ workshops and trainings within the tree care industry. / Email Me
Mai Chen / Senior Meetings Coordinator
As meetings coordinator, Mai provides support for many of the meetings and events that appear on TCIA’s calendar, most notably TCI EXPO and Winter Management Conference. She also coordinates CTSP workshops throughout the country, the annual TCIA board of directors meeting and the spring and fall A300 committee meetings. / Email Me
June Hibbs / Meetings Coordinator
As meetings coordinator, June handles The Susan Harwood grant workshops which provide free EHAP and Aerial Lift training around the country. In addition, June provides support for many of the meetings and events that appear on TCIA’s calendar, most notably Student Career Days, TCI EXPO and Winter Management Conference.
June comes from a background of more than 20 years as the manager of member services for a luxury travel club. / Email Me
Tom Dunn / Director of Membership
Tom is based out of the Londonderry, NH Home office of TCIA, serving as the Director of Membership. Areas of responsibility include increasing awareness of TCIA programs and services, helping in the development of new programs and services to meet member needs and membership recruitment and retention. Tom also oversees the Regional Outreach Coordinator Program and represents TCIA in its relationships with numerous external constituencies.
Tom earned his B.A. in Political Science from the University of New Hampshire, with a background in insurance/risk management and occupational health and safety programming. Tom has worked in member relations roles for a non-profit municipal association and is a lifelong resident of New Hampshire.
/ Email Me
Stephenie Secord / Membership Coordinator
As the membership coordinator, Stephenie is responsible for the support to the Director of Membership, as well as administration and project manager within the membership department. She will act as support to the TCIA marketing and accounting teams for membership needs. Stephenie will be the front line contact for TCIA members, and is eager to speak with TCIA members to help solve problems or offer guidance and support, and to learn how we can make TCIA work for you. She wants to hear from you! Please do not hesitate to reach out to learn how to get the most value from your membership resources! / Email Me
David Lee / National Outreach and Retention Manager, New England/New York Regional Outreach Coordinator
David works to build awareness of TCIA and convey the value of membership and programs. He regularly attends regional meetings and trade shows around the country, plus visits TCIA members and is responsible for membership recruitment and retention. / Email Me
Dawn Thierbach / Regional Outreach Coordinator - Great Lakes
Dawn is the Regional Outreach Coordinator for Michigan, Indiana, Ohio and Kentucky.
As a Coordinator she will facilitate increased participation in TCIA programs via regional workshops that address both owner and employee needs, (EHAP, CTSP, Chipper Safety and other Tree Care Academy training programs, PHC Implementation, Business Boot Camp, etc).
Dawn organizes member gatherings, attends regional meetings, conducts individual company outreach visits as well as strengthens the position and visibility of professional tree care with the public and in the green industry.
She is based in central Michigan and brings 20 years of experience as co-owner; with her husband Jeff Thierbach, of Victorian Gardens Tree Service.
Her credentials include; ASCA (American Society of Consulting Arborists) Registered Consulting Arborist #579, CTSP, ISA Certified Arborist, ISA Certified Tree Risk Assessor, Member of the MTCC (Michigan Tree Climbing Championship) and Member of ISA chapter ASM (Arboriculture Society of Michigan). Dawn also has an Associate’s Degree in Applied Science/Ornamental Horticulture from Oakland Community College in Auburn Hills, Michigan. / Email Me
Beth Offenbacker / Regional Outreach Coordinator - Virginia, Maryland, Delaware, and North Carolina
Beth is the Regional Outreach Coordinator (ROC) for Virginia, Maryland, Delaware, and North Carolina. As an ROC, she facilitates increased participation in TCIA programs via regional workshops that address both owner and employee needs, (EHAP, CTSP, Chipper Safety and other Tree Care Academy training programs, PHC Implementation, etc). She organizes member gatherings, attends regional meetings, conducts individual company outreach visits as well as strengthens the position and visibility of professional tree care with the public and in the green industry.
Beth is an experienced outreach professional who is based in Northern Virginia. She is an active Tree Steward with Tree Stewards of Arlington and Alexandria (TSAA), and she currently serves as Chair of Continuing Education. Previously, she served as TSAA Training Chair from 2015-2017, with responsibility for leading a committee that coordinated the training of incoming Tree Stewards. Beth also leads green career workshops with the nonprofit Leaders in Energy.
In addition to her work with TCIA, Beth owns a small business that provides talent development and employee engagement services. She has extensive experience in designing and leading community engagement processes, including for environmental projects (watersheds, stormwater, and sewer). She also serves as an instructor for a community engagement class for urban planners.
/ Email Me
Margaret Hall Spencer / Regional Outreach Coordinator - Texas/Louisiana/Oklahoma
Margaret is the Regional Outreach Coordinator for Texas, Louisiana and Oklahoma. She is based in the Austin, Texas area.
As a Coordinator she will facilitate increased participation in TCIA programs via regional workshops that address both owner and employee needs, (EHAP, CTSP, Chipper Safety and other Tree Care Academy training programs, PHC Implementation, Business Boot Camp, etc.).
Organize member gatherings, attend regional meetings, conduct individual company outreach visits as well as strengthen the position and visibility of professional tree care with the public and in the green industry.
Margaret is an ISA Certified Arborist and Municipal Specialist and owns a business that provides arboricultural, horticultural and landscape consulting services. She is a board member of the Houston Area Urban Forestry Council and ISA Texas. Margaret is also the author of the children's book, My City Tree Cares for Me. / Email Me
Peggy Drescher / Regional Outreach Coordinator - Midwest
Peggy is the Regional Outreach Coordinator for Illinois, Wisconsin, Minnesota, Missouri & Iowa.
As a Coordinator she facilitates increasing participation in TCIA programs via regional workshops that address both owner and employee needs, (EHAP, CTSP, Chipper Safety and other Tree Care Academy training programs, PHC Implementation, Business Boot Camp, etc).
Peggy organizes member gatherings, attends regional meetings, conducts individual company outreach visits as well as strengthens the position and visibility of professional tree care with the public and in the green industry.
Peggy is based in greater Chicago and brings 23 years of experience in the field of Urban Forestry and is an ISA Certified Arborist. She is also a CTSP and a member of IAA ( Illinois Arborist Association). / Email Me
Christi Ruiz / Regional Outreach Coordinator - Southern California
Christi is the Regional Outreach Coordinator for Southern California. She has been involved in the tree industry growing up with her family’s tree care business in Southern California as well as serving in volunteer roles at Tree Climbing Championships through WCISA and NATCC. Christi has an extensive background in customer service, loves working with people and looks forward to meeting TCIA member needs in her area.
Christi lives in Fontana, California with her husband Phillip Ruiz, who is the Technical Training Director at Brightview Tree Care Services in Southern California. Christi has been married for 20 years and has 4 kids and 2 grandkids. / Email Me
Tasha Bilewicz / Office Manager
Tasha Bilewicz recently took over TCIA’s oﬃces in Londonderry, New Hampshire.
Tasha was previously an oﬃce manager at a startup medical company and helped to get that business up and running as well as assisting them in receiving their JCAHO (Joint Commission on Accreditation of Healthcare Organizations) certiﬁcation. She has more than 10 years in oﬃce management in the medical ﬁeld.
She has a Bachelor’s degree in Business Management from Kaplan University. Tasha enjoys watching her son, Zach, play basketball. She also volunteers at dog shelters and recently adopted a kennel dog, Mercedes. / Email Me
Jan Borelli / A/R Accounting Assistant
Jan handles all of TCIA’s invoicing and statements, including monthly invoicing of Tree Care Industry Magazine and membership dues. She is responsible for all phases of accounts receivable, as well as some account reconciliations. / Email Me
Lauralee Powers / Accounting Assistant
As accounting assistant, Lauralee is responsible for accounts payable, month-end account reconciliations and all recordkeeping for fundraising and events for TCIA. / Email Me
Kim Jacobs / Administrative Assistant
Kim Jacobs joined TCIA in September where she is take on the role of administrative assistant in the Operations Department. She will be answering phones, taking product orders, shipping orders and taking event registrations. In addition, she will be answering general questions and getting you in touch with the TCIA staff member who can help you with any specific questions.
/ Email Me
Beth Kelly / Administrative Assistant
Beth is responsible for assembling and mailing membership kits, tabulating various surveys, data entry and processing correspondence. She also provides support to the management team to enhance the workflow in their respective departments. / Email Me
Peter Gerstenberger / Sr. Advisor for Safety, Standards & Compliance
With over 30 years experience as a practicing arborist and the senior advisor for safety, standards and compliance at TCIA, Peter manages the department responsible for developing TCIA's safety and technical programs and heads up TCIA's regulatory affairs initiatives. He is also responsible for the Certified Treecare Safety Professional program and acts as staff liaison to TCIA's Safety and Education Committee and TCIA’s Alternate Representative to the ANSI Z133 Committee. Peter writes columns and articles for TCIA publications and speaks at arborist meetings around the country on safety and regulatory issues. Peter has served TCIA and its members since 1985. / Email Me
Irina Kochurov / Credentialing Administrator
As the administrator of the Certified Treecare Safety Professional program, Irina assists with database updates, meeting rosters, tests, exercises, and communications with prospective CTSPs and other program details. / Email Me
Tchukki Andersen / Staff Arborist
A Board Certified Master Arborist and Certified Tree Safety Professional, Tchukki has worked in the field of arboriculture for more than 20 years. She writes technical articles for the TreeWorker, Tree Care Industry Magazine, and compiles best management practices for industry publications. Speaking to homeowners through TreeCareTips.org and the Tchukki Channel video series, she is our resident “tree surgeon general.” Got a question about trees or how to care for them? Ask Tchukki at “Ask an Arborist.” / Email Me
Brigitte Orrick / Workforce Development Director
As the Director of Workforce Development, Brigitte manages TCIA’s Green Industry Workforce Development initiative, which mobilizes a grassroots network of employers to provide the resources necessary to attract students to green industry careers.
Specifically, the network assists targeted technical training centers, two-year college and four-year university programs through financial contributions to the schools, hands-on training for the students, and guidance for the faculty and career counselors. The network also helps establish new programs in major tree care markets, so students can have the option of earning degrees and/or training certificates in their green industry discipline of choice.
Brigitte was previously the Dean of Trade, Industry and Apprenticeship at Nicolet College in Rhinelander, Wisconsin. She also received the Patriot Award for assisting a member of the Wisconsin National Guard in finding employment. / Email Me
Meagan Pukhtiar / Apprenticeship and Workforce Development Coordinator
As Apprenticeship and Workforce Development Coordinator, Meagan supports the efforts of the Arborist Apprenticeship Program, which focuses on uniting tree care employers and motivated workers in order to attract and retain a well-qualified workforce. Specifically, the program offers an accessible career path to becoming an arborist.
Meagan has over five years of experience in higher education including admissions, recruitment, retention, advising and career counseling. / Email Me