Contact Our Staff

Main Office Phone: (813) 744-5519

  • Stephen Gran
    • County Extension Director
      (813) 744-5519 x 54113
    • Coordinates and supports the staff and services of UF/IFAS Hillsborough County Extension.

  • Lynn Barber
    • Extension Faculty, Florida-Friendly Landscaping™
      (813) 744-5519 x 54105
    • Water conservation; reducing stormwater runoff and non-point source pollution; Florida-friendly landscape design and maintenance.
    • Education
      B.A., College of St. Catherine


  • Chanel Campbell
    • Media Program Coordinator
      (813) 744-5519 x 54129
    • Provides technology assistance and media production services to extension faculty and staff. Coordinates technology needs for meetings on site and agent visits around the county.
    • Education
      M.S., Mass Communications and Media, Lynn University
      B.F.A., Graphic Design, University of Tampa

  • Diana Converse
    • Extension Faculty, Family Life
      (813) 744-5519 x 54140
    • Parenting, Child Development, Child Care Training, Family/Relationships, Balancing Work and Family, Communication and Grandparenting.
    • Education
      M.S., Human Ecology, Florida State University
      B.S., Human Science Education, Bowling Green State University

  • Alison Grooms
    • Extension Faculty, Food, Nutrition and Health
      (813) 744-5519 x 54136
    • Provides educational classes and information regarding food, nutrition and health, including food safety, nutrition for the elderly and other populations, and  food preservation classes.
    • Education

                     MPH., Public Health, University of South Florida    

                     B.S., Food Science and Human Nutrition, University of Florida

  • Susan Haddock
    • Extension Faculty, Professional Horticulture Services, IPM, and Small Farms
      (813) 744-5519 x 54103
    • Provides educational and diagnostic resources and training to Green Industry professionals regarding urban landscape horticulture, reducing non-point source pollution, integrated pest management (IPM), pesticide licensing and improving industry professionalism.
    • Education
      B.S., Landscape and Nursery Management/Environmental Horticulture, University of Florida, 2005
      MBA, Marketing, California State University, 1991
      B.S., Biology, Old Dominion University, 1983
      Certified Laboratory Assistant, ASCP, Sentara Norfolk General Hospital, 1977

  • Jackie Hunter
    • Extension Faculty, Youth, Adult, and 4H Expanded Food & Nutrition Education Program (EFNEP)
      (813) 744-5519 x 54121
    • Provides programs in basic food and nutrition education, food safety, general 4-H Consumer Science and gardening.
    • Education
      M.A., Career and Adult Education, University of South Florida
      B.S., Family & Consumer Sciences, Bennett College 

  • Lisa Leslie
    • Extension Faculty, Personal Finance
    • (813) 744-5519 x 54143
    • Personal finance including cash flow management, credit, debt management, and saving & investing for future goals.  Development and adaptation of educational materials to meet needs of different audiences. Outreach includes classes, 1-1 financial mentoring, webinars, and newsletters. Local coordinator for the Florida Master Money Mentor program and co-coordinator of Tampa Bay Saves.
    • Education
      M.Ed., Instructional Technology, University of South Florida
      Certified Financial Planner®
      Accredited Financial Counselor®

  • Rob Northrop
    • Extension Faculty, Urban, Community, and Traditional Forestry
      (813) 744-5519 x 54106
    • Provides educational programs, technical assistance and planning services to governments, arboricultural and natural resource businesses, communities and homeowners on issues and practices related to urban and community forestry and tree care. Provides technical advice and planning assistance to private and public forest land owners on forest management and restoration, as well as protection and preservation of natural areas.
    • Education
      M.S., Wildlife Ecology, University of Delaware
      B.S., Forestry/Wildlife, Virginia Tech

  • Chris Oswalt
    • Extension Faculty, Area Agent for Commercial Citrus for Hillsborough and Polk Counties
      (813) 744-5519 x 54131- Hillsborough County
      (863) 519-8677 x 108 - Polk County
    • Commercial citrus production, crop physiology, citrus nutrition, citrus pest and water management.
    • Education
      M.S., Horticultural Science - Fruit Crops, University of Florida, B.S., Citrus Production Management, University of Florida

  • Nicole Pinson
    • Home Horticulture
      (813) 744-5519 x 54145
    • Home lawns, landscapes, gardens, Master Gardener Volunteer Program, Junior Master Gardener Program; Environmental Horticulture (water conservation, integrated pest management, backyard wildlife).
    • Education
      M.Ed., Curriculum and Instruction, Secondary Education: Instructional Technology, University of South Florida
      B.S., Environmental Science and Policy, University of South Florida

  • Charles K. Poliseno
    • Extension Faculty, 4-H Youth Development
      (813) 744-5519 x 54132
    • Programs include Community Clubs, Afterschool Programs, School Enrichment Programs, Ag-Venture, 4-H Tropicana Public Speaking, and the development of other subject matter programs.
    • Education
      B.S., Business Economics, University of South Florida

  • Francisco Rivera
    • Extension Faculty, Small Farms & Alternative Enterprises
      (813) 744-5519 x 54119
    • Program includes sustainable agriculture methods, agricultural marketing, rural resource conservation and protection, least toxic pest management, and regulatory requirements for agricultural production. Work may include programs relating to rural/urban interface, intensive small scale agricultural, and small farm livestock/forage production. Additional responsibilities include supporting local farmers' markets and urban farms in addressing food accessibility. Also contributes to the 4-H Youth Development program.
    • Education
      B.S. General Agriculture, University of Puerto Rico at Mayaguez Campus​
      M.S. Animal Science concentration in Animal Nutrition, University of Puerto Rico at Mayaguez Campus
      M.B.A. Concentration in Accounting, Metropolitan University

  • Shawn Steed
    • Extension Faculty, Area Commercial Ornamental Production Agent for Hillsborough & Polk Counties
      (813) 744-5519 x 54147
    • Commercial Ornamental Plant Production – Best Management Practices for Irrigation and fertilization, Integrated Pest Management, Labor and Business Management and Market Development. Youth 4-H and Future Farmers of America Ornamental Horticulture programs.
    • Education
      M.S., Horticulture, University of Florida
      B.S., Horticulture, University of Florida

  • Alicia Whidden
    • Extension Faculty, Vegetables & Small Fruit – Commercial Production
      (813) 744-5519 x 54134
    • Commercial Production – Cultural practices, Plant Nutrition, Water and Pest Management, Post Harvest Issues and Marketing.
    • Education
      M.S., Microbiology, University of South Florida
      B.S., Botany and Horticulture, Florida Southern College

  • Brandi Yancy
    • Extension Faculty, 4-H Youth Development
      (813) 744-5519 x 54116
    • Programs include Community Clubs, Afterschool Programs, School Enrichment Programs, Ag-Venture, 4-H Tropicana Public Speaking, and the development of other subject matter programs.
    • Education
      B.S., Agriculture Education & Communication, University of Florida


Phone (813) 744-5519

Fax  (813) 744-5776

Contact Our Staff

Upcoming Events

UF/IFAS Directory

5339 County Rd. 579
Seffner, FL 33584-3334

Directions to Our Office

8am – 5pm


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