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Meet The Office of Sustainability Staff 

Larry Rich, Sustainability Coordinator

Larry.Rich@longbeach.gov | Phone: 562.570.5839

Larry Rich has worked for the City of Long Beach since 1991, when he started as an intern in the Economic Development Bureau. He is now the Sustainability Coordinator in the Office of Sustainability.

Prior to coming to the Office of Sustainability, Larry worked in the Department of Development Services as a Planner in the Long Range Planning Division. In Long Range Planning, Larry participated in the development of the Long Beach 2030 plan, the creation of Green Building Standards for both municipal and private development projects, and the adoption of the City’s Construction and Demolition Debris Recycling Program. Larry also had the responsibility of monitoring and analyzing population and demographic trends within the City of Long Beach using U.S. Census Bureau data and other State and regional sources. Larry also has a strong background in using GIS (Geographic Information Systems), a powerful tool for demographic and spatial analysis.

Larry has a Bachelor of Arts degree in Geography with an emphasis in Urban and Regional Studies from California State University, Long Beach. Larry is also a LEED (Leadership in Energy and Environmental Design) Accredited Professional with the U.S. Green Building Council.

Courtney Chatterson, Communications Specialist

Courtney.Chatterson@longbeach.gov | Phone: 562.570.6396

Courtney joined the City in December, 2016. She manages all communications for the Office and is the Green Business Program Coordinator. Before coming to the City, Courtney worked as the Digital Marketing Associate for a startup sustainable investment business promoting the work of small and medium sized environmental entrepreneurs.

Courtney has a Bachelor’s degree in International Studies, with a Communications emphasis, and a minor in Nonprofit Management. She spent some time living in Haiti and Mexico before getting her Master's in International Development from the Graduate Institute in Geneva, Switzerland. She is passionate about sustainable development and contributing to a healthy, prosperous, and environmentally friendly community in Long Beach.

Courtney's Projects/Emphasis:

Communications, Green Business Program, UAIZ Program, Sustainable City Commission

Kristyn Payne, Sustainability Analyst

Kristyn.Payne@longbeach.gov | Phone: 562-570-5831

Kristyn joined the City in October, 2017. She received her Bachelor’s degree in Environmental Studies from University of California, Santa Barbara in 2016. There, she interned with UCSB Sustainability for over three years and was awarded an Outstanding Service Distinction by the Environmental Studies Department. During her time as a student, she also worked as a volunteer and later a staff member for the nonprofit California Student Sustainability Coalition, where she founded and managed a statewide writing program for college students.

After graduating, Kristyn participated in an AmeriCorps Service Year as a CivicSpark Climate Action Fellow with the County of San Luis Obispo Energy Watch Partnership. Kristyn has a passion for sustainability, a strong commitment to promoting livable and resilient communities, and is happy to be working for a city as vibrant and engaging as Long Beach. Kristyn is also a LEED accredited professional with the U.S. Green Building Council.

Kristyn's Projects/Emphasis:

Greenhouse Gas Inventory, Energy Infrastructure and Efficiency, Data Reporting, EV Charger Giveaway, Tree Planting Program

Blanca Diaz, Native Plant Coordinator

Blanca.Diaz@longbeach.gov | Phone: 562.570.6356

Blanca Diaz joined Sustainable Long Beach in October 2017. Prior to joining our team, Blanca Volunteered in a native plant nursery where she grew a deep respect for the plants. Blanca has worked as a farmer and garden educator with kids ranging from pre-k to 8th grade. She is passionate about native plant restoration, science, ecology and ethnobotany. When not tending the land, Blanca serves the community as an herbalist and teacher.

Blanca will be assisting development of the Native Plant Nursery at Willow Springs Park, along with maintenance of the new 12 acre restoration project at the park. She hopes to soon host classes focusing on the care of California native plants and more.

Blanca's Projects/Emphasis:

Willow Springs Native Plant Nursery and Restoration Area, Tree Planting Program

Britny Coker-Moen, Green Business Assistant


Britny Coker-Moen joined the City in June 2019 as the Green Business Assistant after her role as the Green Business Intern for the Fall 2019 term. Britny has a B.A. in Journalism with an emphasis on Public Relations and a minor in Environmental Science and Policy from Cal State Long Beach. While a student, she served as the vice president as well as the marketing and communications director for Cal State Long Beach's Student Sustainability Coalition. She was a volunteer with the Long Beach Environmental Alliance assisting in marketing and event organization. Britny enjoys camping, hiking, reading, being creative and always learning new things about the natural world. One of Britny's goal is to increase awareness about sustainability and the importance of preserving and protecting our environment for the enjoyment of our communities today and well into the future.

Britny's Projects/Emphasis:

Green Business Program

Jessica Medrano, Field Work Specialist

Jessica.Medrano@longbeach.gov | Phone: 562.570.5927

Jessica joined the Office of Sustainability in March 2020 as the Field Work Specialist. She will be planting trees throughout the City of Long Beach to support its urban forest through the street tree and fruit tree planting programs. She also supports the Mulch Delivery Program.

Jessica is also an Environmental Science Intern for California State Parks where she restores native habitat, monitors endangered animal species and loves to share her knowledge of the outdoors.

Jessica earned her B.A in Recreational Outdoor Management from California State University, Long Beach. During her time as a student she interned with the Orange County Water District Natural Resources department where she worked alongside biologists and botanists. This was her introduction to restoring native plant habitat and monitoring endangered species which has now become her passion.

Jessica's Projects/Emphasis:

Tree Planting Program, Mulch Delivery Program