Administrative Team

Tami VanZandt

Workers Compensation Specialist

Tami was in the medical field for 16 years. She did the workers compensation cases for the patients at at the office she worked in. Tami had some experience in workers compensation, but most of her experience has been in the medical field. Tami’s current position is Worker’s Compensation Specialist. When she’s not at work, she spends most of her time with her children, family, and friends. Tami has worn many hats in her career but being a mom and a grandma has been the biggest joy her life. She enjoys going to the beach and the lake while sitting around a fire pit with her family.  Tami tries to live everyday to the fullest.

Tyler Lewis

Administrative Assistant

Tyler Lewis has been with Diamond PEO since 2017 and enjoys every moment. He works as the Corporate Administrative Assistant. He took courses at Saddleback College. He loves anything to do with science and politics. He is always eager and willing to help others no matter what task you toss his way. His dedicated work ethic, helpful personality makes him an inspiration to all he works with and encounters on a daily basis. He enjoys video games, anything and everything Star wars, spending time with his family, going to concerts and hanging out with his friends and being a mentor to his younger siblings.

Sugeilli Nunez

Workers Compensation Specialist

Sugeilli has worked in customer service and office admin her entire care and loves working with clients. She has had experience working in many different insudtries. She’s had experience working in restaurants, small mom an pop companies , medical offices, and since then moved up to larger companies, such as Diamond. She loves working at Diamond because it challenges her to learn and grow. She enjoys learning more about the workers compensation world. Sugeilli is an indisposable asset to Diamond as she is one of the lead worker compensation specialists in the company. Her hobbies include baking and crafting. She also enjoys coffee, baseball, art museaums, and nature.

Maria Munoz

Workers Compensation Specialist

Maria attended Cerritos College for business administration. She has eight years of experience working in the medical field as a claim adjuster for a pain management office. Maria also has worked in HR for seven years as an administrator and benefits coordinator. On her free time, she enjoys cooking, baking, painting, and reading.

Shaun William Aceves


Shaun received his undergraduate degree from California State University Long Beach in Criminal Justice. He continued to become a paralegal. He has been apart of the Orange County Paralegal Association (active and voting member) since 2018. Originally, Shaun worked in corrections and rehabilitation with adult federal offenders and later juvenile probationers. The bulk of his experience in the legal field is in workers’ compensation. Shaun is also a California-licensed life, accident & health insurance agent. He enjoys golf, baseball, and boxing. Shaun is married and loves dogs.

Payroll Team

Claudia Rodriguez

Payroll Director

Claudia holds a Bachelors of Science in Business Administration. She began her career working as an admin. Shortly after, she took on her role as an onsite specialist/service coordinator. Claudia also has experience as a recriter. She now processes payroll and is a lead recruiter.

Irvin Huerta

Payroll Specialist

Irvin has been doing payroll for about 7 years. He is currently a payroll specialist, and graduated from Anaheim High School in 2007. He has three kids and has been married for 10 years. Irvin loves sport, and spending time with his family. In his free time he enjoys playing baseball and basketball. His personality is outgoing and funny.

Marisol Rodriguez

Payroll Specialist

Marisol worked as an account executive prior to beginning her current position at Diamond. She graduated from Everest college with a degree in Medical Assisting. She enjoys visiting new places, sight-seeing, playing sports, and spending time with her family.

Nellie Benavides

Payroll manager

Nellie has worked in the staffing industry for over 5 years. From there, she worked her way into the payroll department. In 2017, she became a part of the Diamond team. She’s an incredibly hard workers and loves the feeling of accomplishing her goals. Nellie’s hobbies include gardening and home design.

Veronica Rodriguez

Payroll Specialist

Veronica began her career in a staffing agency as a receptionist. She also did recruiting and payroll. She studied at Santa Ana College. She loves traveling, sight seeing, going to the beach, and taking pictures of travel destinations.

Safety Team

Andrew Martinson


Andrew was in the construction industry for 18 years before beginning his job at Diamond PEO. He is currently perusing his education as a safety manager. Andrew enjoys fishing and football. He has a daughter and a stepson.

Gabriela Gervacio

Safety Specialist

Gabriela has 9 years of experience in Safety. She has an in-depth knowledge of safety programs, training employees, safety inspections, root cause investigations, and investigation interviews.
She also has a safety certification and is currently perusing her business management degree
Gabriela loves the outdoors, fitness, and learning new things,

Monica Rodriguez

Safety Workers Compensation

Monica has held many roles in her career. She has managent experience in multiple comanies. Monica studied criminal justice in college. She loves playing sports, nature, hiking, and exploring new cities. Happiness to Monica is having cup coffee and a great conversation. She enjoys reading, playing soccer, and going to Disneyland. Monica loves life, people, music, and the world. She aspires to become a lawyer.

Oregon Location
650 NE Holladay St.
Suite 1600, Room 1635
Portland OR. 97232

Corporate Office
27442 Calle Arroyo
Cottage 45
San Juan Capistrano, CA 92675

Service Area

Phone: (714) 796-9110

Hours of Operation
Monday – Friday: 8:00 a.m. – 5:00 p.m.

Customer Contact Hours
For 24/7 After-Hours Support,
Call (714) 796-9110