Here is a list of vendors that Teachers' PD INC Teams have utilized.

AASL American Association of School Librarians
AATA American Art Therapy Association
Al De Vos Consulting "Providing Tools to Build a Positive Future" (831)809-7659
ASCD formerly Association for Supervision and Curriculum Development
BER Bureau of Education & Research
CA League of Schools middle, high & elementary (coming soon)
CABE California Association for Bilingual Education
California Institute for Biodiversity Sierra Nevada Field Journaling Workshop for Teachers
California Reading Association Reading Literacy
CCCSS California Common Core State Standards
CCSESA CA County Superintendents Educational Services Association
Center for Adaptive Schools "Building Capacities for School Improvement"
CEPTA CA Educational Technology Professionals Association
College Board Advanced Placement Annual Conference
Committee for Children Prevention of bullying, violence and child abuse.
Communication Consultants Empathy Training
CSTA California Science Teachers Association
CSUS MASE Center for Mathematics & Science Education
CUE Computer-Using Educators, Inc.
CWP The California Writing Project
Fresno County Office of Education PD such as "Interactive Science Notebooks"
Great Valley Writing Project CSU Stanislaus:  College of Education
High Tech High Project-based education
The History Project UC Davis
Institute for Inquiry Science Education
ISTE International Society for Technology in Education
Lawrence Hall of Science Science and Math Education
Love and Logic Institute "Solutions for the Classroom"
Matthew Gollub Communications Children's author
NAEA National Art Education Association
NAEYC National Association for the Education of Young Children
NCSS National Council for the Social Studies
Pat Wolfe - Mind Matters, Inc. Translation of brain research to classroom practice
Public Information Resources Inc Learning & the Brain
Pyramid Educational Consultants Picture Exchange Communication System and the Pyramid Approach to Education
Renaissance Learning "Advanced Technology for Data-Driven Schools"
San Francisco State University  Sierra Nevada Field Campus
SASP UC Davis Sacramento Area Science Project
Shasta County Office of Education trainings/conferences/professional development
SJVWP San Joaquin Valley Writing Project
Solution Tree "building schools where everyone learns"
South Coast Writing Project UCSB:  The Gevirtz School
Steve Spangler Science Teacher Training - Science Workshops
The DBQ Project History
Turn Around Schools "Empowering Educators with Proven Strategies"
UC Davis Extension Education, Autism Spectrum Disorders, etc.
UC Davis School of Education Professional Development
Verbal Judo Institute "Redirecting Behavior with Words"
Wireless Generation "Innovations should work in real classrooms, not only in theory."