530-458-3190 margoc@frontiernet.net

About Our Speakers

Loren McIrvin

Loren McIrvin is recognized as a leader in transforming how commercial landscapes in the San Francisco Bay Area are maintained by pioneering a holistic and team approach to landscape asset management. He is both an experienced practitioner and instructor or environmentally conscious practices who is guided by the conviction practices who is guided by the conviction that managing landscapes in a sustainable way is both pragmatic and responsible for all stakeholders. He has a passion for education, solving problems, and getting things done. His forward thinking approach to reducing chemical use and conserving water is leading a shift in our local industry. Loren holds licenses and certifications as a General Contractor, Specialty Contractor, Expert Certified Water Manager, ISA Certified Arborist, Bay Friendly Landscaper, IA (CLWM), CLIA, CIC, CID, NALP (CLP, CLT).

Suzanne Bontempo

Suzanne is an experienced horticulturist, IPM Advocate, urban garden educator and fine gardener. She has served in retail nursery management, and is a landscape designer. She has advanced training in integrated pest management, business management, urban composting, vermiculture, greywater systems and storm water pollution prevention. Broad experience includes running her own landscape business, and project managing. Collectively, with the IPM Advocate Program, she received the 2013 IPM Innovators award.

Current passions include teaching folks about gardening without pesticides. As a representative of the Our Water Our World program in the San Francisco Bay Area, she actively mentors and lectures various groups about pesticide runoff and non-toxic alternatives to support integrated pest management around their homes & garden. Philosophies are that of Deep Ecology and Biodynamic practices.

Jeff Calhoun

Jeff Calhoun is celebrating his 18th anniversary with FX Luminaire. Currently he is the FX Sales Manager in Northern CA with a territory in the specification markets and field support efforts that includes the SF Peninsula, North Bay, East Bay, South Bay, and Central Coast region. Jeff is a UC Santa Cruz graduate and holds a Master’s Degree in Business Administration from the Forbes School of Business (University of Arizona, Global Campus). Jeff has supported sales, specifications, designs, and service of well over 1,000 lighting projects in Northern California.

Karey Windbiel-Rojas

Karey Windbiel-Rojas is the Associate Director for Urban and Community IPM and Area Urban IPM Advisor with the University of California Statewide Integrated Pest Management Program (UC IPM). In her role as Associate Director, Karey provides leadership and coordinates communication and collaboration to address pest issues around homes, structures, landscapes, gardens, schools, and public areas and works with various audiences who live in or serve these areas.

Karey oversees UC IPM’s statewide urban educational materials, including content for the UC IPM website, training materials, and printed resources.
As a cooperative extension advisor, she conducts research and provides educational resources on local pest issues in the three counties she serves.
Karey earned a Master’s degree in Integrated Pest Management from UC Davis in 2006, where her studies focused on entomology, biological control,and pesticides, and a Bachelor’s degree in Biology from Cal Poly San Luis Obispo.

Jeff Moore

I have owned and operated Solana Succulents in Solana Beach (near San Diego) for close to 30 years, and have quite a bit of experience designing and installing succulent gardens. I have to date self-published five books on succulents, the most recent focusing on the genus Agave. I am married with two grown sons.