Project Managers at Security Alliance

Paul Guerra

Belmopan, Belize
Paul has several years of experience in management in the security industry in Los Angeles, California, and was an active member of the LAPD’s Crisis Response Team. Since September 2009, Paul served three years as Guard Force Commander at the U.S. Embassy in Belmopan during which time Security Alliance was awarded “the Number One Local Guard Force for Small Embassies Worldwide. Paul currently serves as Project Manager in Belize. In addition to having training and background in Overseas Executive Protection and overseeing Security Alliance’s Executive Protection Program in Belize, Paul has also run protective details for clients such as Hershey and Coca-Cola.

Milton Lopez

Quito, Ecuador
Milton was recently hired to run our Embassy Operations in Ecuador as the Project Manager. Milton brings to the table 6 years of Law Enforcement experience from the Miami-Dade Police Department where he received outstanding evaluations and commendations for his dedication to duty. His supervisors credited him with a high level of motivation, proficiency in handling assignments, and in demonstrating sound judgment when performing his daily duties. Milton was born in Ecuador and was considered to be a perfect fit for the Project Manager’s assignment in that country. Milton studied at ITT Technical Institute and holds an Associate’s Degree in Criminal Justice.

Juan Ortiz

Miami Dade County, Florida
Juan joined our Security Alliance team in 2007 and worked as a Security Officer and Site Supervisor. He was promoted to Field Supervisor with the rank of Lieutenant in 2008 and promoted to Captain in 2011. He was a very effective Field Supervisor and a hard worker which earned him the position of Project Manager. Juan is a graduate of Braddock High School and studied Criminal Justice Technology at Miami Dade College. He currently manages commercial accounts for Security Alliance.

Ross Renner

Amarillo, Texas
Ross Renner is a native of Gruver, Texas, a small farming town in the upper Panhandle. After high school, he joined the United States Marine Corps, serving as an armed sentry at Marine Barracks 8th & I in Washington, D.C. He later earned a Yankee White Top-Secret clearance and was assigned as a West Wing Sentry for President George H.W. Bush in 1991. Following his active-duty service, Renner attended Abilene Christian University, earning a B.S. in Agriculture with a minor in Biblical Studies. He became a patrol officer with the Amarillo Police Department in 1996 before joining the U.S. Secret Service in 1999, where he conducted investigations and protective details. In 2004, he returned to the Amarillo Police Department, serving 19 years in the Patrol Division with specialized roles as a Bomb Technician, Honor Guard Training Coordinator, and Firearms Instructor. He retired in 2022 as an Academy Cadre Trainer. Renner transitioned to private security in 2023 and, in December 2024, joined Security Alliance as an Account Manager after the company secured the Bell/Textron Security Services contract in Amarillo, Texas.

Ranier Roque

Miami Dade County, Florida
Ranier Roque has been with Security Alliance since 2004, beginning his tenure as the Director of Training and Quality Control. In February 2024, he was appointed Project Manager for the Miami-Dade County Water and Sewer (WADS) Contract. With over 40 years of experience in military, security, law enforcement, investigations, and training, Ranier is a former U.S. Air Force Reserve Combat Arms Instructor. Ranier is currently a certified Firearms & Security Instructor. He has provided weapons training and supported military police operations, specializing in anti-terrorism, law enforcement, and security enforcement. Ranier holds numerous state and federal certifications, including Private Investigator, Firearms Instructor, and Security Officer Instructor. His leadership, dedication, and commitment to excellence uphold the highest standards in security operations, training, and quality control. His expertise spans security management, investigations, and training at esteemed organizations, including Marina Tower Condominium, Johnson & Wales University, and the Department of Defense.

Zachary Steele

New Orleans, Louisiana
Zachary “Zac” Steele is a U.S. Coast Guard (USCG) veteran with a background in maritime law enforcement and MTSA (Maritime Transportation Security Act) inspection. Throughout his Coast Guard career, Zac honed his expertise in security operations. In 2017, Zac transitioned into the private security sector, starting at the Textron shipyard. After Security Alliance assumed responsibility for the site, he continued to serve as Post Commander. In 2022, he joined Gardaworld Security as a Client Services Manager, where he managed a diverse portfolio of clients, focusing particularly on highly regulated facilities. Zac returned to Security Alliance as the Louisiana Project Manager, where he is spearheading efforts to expand the company’s presence in Louisiana.

Nillian Valedon

Miami Dade County, Florida
Nillian joined our Security Alliance family in 2014 as a Security Officer. In 2016, because of her excellent customer service, she joined our 24/7 Dispatch Team, where she excelled. In 2017, she was promoted to Lead Dispatcher, demonstrating great leadership. In 2018, she was given the Fleet Coordinator title, which includes handling the company’s vehicle maintenance, electronic tracking devices, insurance claims, and audits of our fleet’s fuel card program. She is a hard worker, a great team player, very effective on all tasks and roles assigned to her. In 2021, her strong administrative background earned her the position of Project Manager.
Nillian is a graduate of Adolfo Grana Rivera High School, studied at the UPR University in Ponce, P.R. and studied Criminology at the Institute of Criminology in Bayamón, P.R. She currently manages the University of Miami contract.

Project Managers