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PLANET Toll Free: 800-395-2522

PLANET Mailing Address – Use this for credit card payments and other business correspondence:

Professional Landcare Network 
950 Herndon Pkwy, Suite 450
Herndon, VA 20170



To send email to a staff member, click on a name. To contact a staff member by phone, please dial (703) 736-9666 or (800) 395-2522 and use one of the following extensions.

Name Title Ext #
Sabeena Hickman, CAE, CMP Chief Executive Officer (CEO) 208
Carol Keeling VP of Finance & Administration 214
Sylvia Chandler Associate Director of Finance 200
Anna Walraven Industry Development & Foundation Manager 295
Bruce Steinke Information Technology Manager 221
Staci Ellis Finance Manager 111
Jackie Keener Office Manager 101
Shaine Anderson, CAE VP of Membership & Services 203
Christine Cachuela Director of Membership 202
Cheryl Claborn Membership Manager 293
Sarah Spinosa Membership Manager 216
Rebecca Poorbaugh Membership Coordinator 211
Karen S. Barnett Director of Programs & Services 209
Zane Castle Certification & School Accreditation Manager 105
Pamela Moore Programs & Services Manager 215
Sharon Casmay Certification & Resources Coordinator 219
Joan Haller, CMP Director of Education and Events 210
Betsy Demoret Education & Events Manager 216

Sheri Jackson Director of Supplier Relations 205
Cecilia Riek Director of Marketing & Communications 201
Sonia Myrick Communications Manager 212
Maureen Acquino Marketing Manager 207
Cheryl Claborn Advertising Sales Manager 293
Tom Delaney Director of Government Affairs 291
Lisa Schaumann Director of Public Relations 217
Heather Finney Associate Director of Public Relations 204