

Rosario Guaderrama Operations Support Assistant
Rosario Guaderrama joined Dempsey Construction in 2023 as an Operations Support Assistant.
Because It's The People That Make Up A Company
Rosario Guaderrama joined Dempsey Construction in 2023 as an Operations Support Assistant.
Ryan Egland joined Dempsey Construction in 2023 as a Project Engineer, quickly working his way up to Assistant Project Manager. After graduating from Washington State University, where he majored in Construction Management, Ryan worked for a mid-size, local General Contractor based in Seattle, where he worked on several tenant improvement projects for global companies. In his free time, Ryan enjoys getting familiar with all San Diego offers.
Ryne Ahearn is a Dempsey Construction superintendent with over 16 years of experience in the construction industry. He started his career as a foreman/laborer and has diligently worked up to his current position. Ryne is directly responsible for overall job site supervision of craft foremen and their crews; estimating, ordering, and controlling material and equipment; job scheduling; coordinating the budget and maintaining labor cost controls; coordination with city/county agencies; and overall coordination and scheduling of all subcontractors. Ryne adds significant value to every job as he brings proven experience across a diverse cross-section of the building industry. He has worked on a wide variety of projects in his career, ranging from life science/biotech lab environments to medical environments, schools, churches, general commercial ground-ups, and tenant improvements. In his spare time, Ryne enjoys sports, golfing, DIY projects at home, and everything outdoors
Sandra Myers joined Dempsey Construction in 2021 to oversee accounts payable. Originally from Mozambique, Sandra has lived all over the United States, including Florida, Hawaii, and Virgina and speaks several languages. In her free time, Sandra enjoys weightlifting, spending time with her husband and their 2 kids, hiking, and travelling.
After interning for 3 summers, Scott Geier officially joined Dempsey Construction as a Project Engineer in 2023. A native of San Diego, Scott graduated from Cal Poly SLO with a degree in Construction Management. In his spare time, Scott enjoys hiking, mountain biking, spending time at the beach, and restoring vintage cars.
Tom Saddler, a Senior Superintendent, has been in construction for over 30 years. Tom began his career at large general contractor where he was initially hired as a laborer and progressed rapidly to carpenter foreman and then superintendent, attributing to his extensive construction expertise, attention to detail, and supervisory skills. As a Senior Superintendent, Tom has direct responsibility for overall job site supervision of craft foremen and their crews, estimating, ordering, and controlling material and equipment, job scheduling, developing overall schedules, and logistics planning. Tom has been responsible for many projects, including corporate headquarters office buildings, industrial parks, business parks, large tilt-up buildings, retail shopping centers, hotels, and multi-family housing. Tom and his wife reside outside of Phoenix with his wife and two Boston Terriers. His interests include off-roading, boating, welding/ fabrication, and scuba diving.
Trey Sullivan is from Point Loma, CA, and grew up rock climbing and sailing around San Diego Bay. Trey started his construction career as a laborer on a downtown San Diego highrise, worked his way into project engineering while building a Navy F-35 hangar, and now is an Assistant Project Manager with a wide range of project experience. On the weekends, Trey is out on the boat with family and friends, training for the next marathon, or getting lost out in nature.
Tyler Farley joined Dempsey Construction in 2022 as an Assistant Preconstruction Manager/Estimator. Tyler graduated from Pepperdine University in 2019, working for a property manager and another general contractor before landing at Dempsey. In his free time, Tyler enjoys golfing and spending time with his wife and their dog, Louis.
Vlad Dobra joined Dempsey Construction as a Project Manager in 2023. Born in Romania and raised in Arizona, Vlad earned bachelor’s and master’s degrees in civil and environmental engineering from Arizona State University. Following school, he lived in Denver for 10 years working with a local general contractor. His resume of work contains a variety of projects, including education, retail, industrial, and mixed-use. In his free time, Vlad enjoys getting acclimated to all San Diego has to offer with his wife and their dog, Nala.