Chief Officers


Tim Milligan joined the Marietta Fire Department in 1997. He spent much of his early years in special operations, an area of expertise that includes rope rescue, water rescue, and confined space. He successfully completed the technician-level certifications in all of those areas as well as in hazardous materials. Throughout Tim's career, he has added certifications in fire investigations, fire instruction, as well as a CrossFit Level I Instructor.

Tim has served in all divisions of the Marietta Fire Department. He earned two promotions in the Suppression Division, first to Firefighter Engineer and then to Lieutenant. After a time as a company officer in the field, Tim made a lateral transfer to a position in the Training Division where he served first as a fire department instructor and then as the Homeland Security Officer. In that role, Tim maintained the Crisis Management Center and managed the city's emergency management plans. On his next appointment, Tim became a Station Commander in the Suppression Division. In 2014, Chief Gibbs transitioned him into the role of Deputy Fire Marshal and Tim returned to the Prevention Division. He later was promoted to the title of  Fire Marshal as an Assistant Chief.

Throughout his career, Tim has taken advantage of a number of opportunities that allowed him to increase his level of contributions to the fire service. He is an alumni of both Honorary Commanders and Cobb Leadership and serves as the Co-Chair for Cobb Leadership's Class of 2017. He sits on both the City Pension Board and the Executive Committee of Georgia Association of Public Pension Trustees; in 2012, Governor Deal appointed Tim to the Board of Trustees for the Georgia Firefighter Pension Fund where he currently serves as Chairman. In addition to his professional accomplishments, Tim has volunteered with a number of community organizations including the Center for Family Resources and SafePath Children's Advocacy Group.

Tim's educational accomplishments include an associate's degree in Fire Science from Pikes Peak University, bachelor degree in Business from Regis University and a Masters of Business Administration, also from Regis University. 

Chief Tim Milligan


Deputy Chief of Operations

Danny Rackley began his career with the Marietta Fire Department in 1982. He spent the first five years of his career as a firefighter/emergency medical technician before being promoted to firefighter engineer. His service as fire officer began in 1989 as he served as acting captain in suppression until his formal promotion later that year. With that promotion, Rackley's realm of responsibilities expanded to include code enforcement, investigations and public education. In 1993, his promotion to fire commander widened his scope to include work in Marietta Fire's training division. There, he supervised fire, recruit and fitness training, and developed and administered promotional exams.

In 1997, Commander Rackley returned to the prevention division as assistant fire marshal. He served three years in that role, supervising code enforcement, public education and investigations, and managing that division's resources and activities. With his vast experience in fire prevention, Rackley was appointed fire marshal and was promoted to assistant chief. He held this position until 2001 when he was promoted to deputy chief.

Deputy Chief Rackley holds several certifications including EMT since 1983, Georgia smoke diver (1986) and sworn police officer (1991). He is a fire service instructor, hazardous materials technician-operations level and fitness coordinator, ARA Human Factors, 1995. Deputy Chief Rackley has also received several notable awards including a proclamation of valor from the Governor of Georgia as well as a valor award from the Georgia State Firefighters Association.

In 1996, Rackley received an associate's degree of applied science in fire science technology. Three years later he attended Shorter College and obtained a bachelor's degree in management.

Deputy Chief Danny Rackley


Fire Marshal

Tim Nalley joined the Marietta Fire Department in 1995 after serving ten years as a volunteer for a neighboring fire department. Early in his career, Tim sought to expand his skill set in the medical field. In 1997, he successfully completed the Paramedic program and obtained his certification. He was quite proficient in emergency medicine, and in 2003 he earned the esteemed Valor Award for his life-saving efforts during an apartment fire. That same year, the Chief appointed Tim to Firefighter Engineer.

The next few years proved to be quite busy for Tim. He continued aspiring for excellence and in 2006 received a Life Saver Award. That same year, Chief Gibbs promoted Tim to Lieutenant. In the course of the next few years, he successfully completed a number of courses including Public Safety Educator, Fire Investigator, and Fire Inspector. His hard work paid off. In 2013, Tim first saw a promotion to Station Commander and the to Deputy Fire Marshal. Tim was promoted to Assistant Chief in July of 2018 and currently serves as the Fire Marshal.

Fire Marshal Tim Nalley

Nalley, F.T.

Fire Suppression - Assistant Chief 

Jeff Gazaway began his career with Marietta Fire Department in July 1988. Prior to that, he was a volunteer Firefighter/EMT for three years and after becoming a career Firefighter would continue to serve his community as a volunteer until 2004 . Jeff was promoted to Firefighter Engineer in January of 1994. While a Firefighter Engineer he became a certified Paramedic and was promoted to Lieutenant in October of 1997.  Jeff was promoted to Commander in the Fire Suppression Division in July of 2000. In 2003 Jeff was assigned to the Training Division and would oversee one of Marietta’s largest recruit classes in 2006 before returning to the Suppression Division. In July of 2007, Jeff was promoted to Assistant Chief and assigned to C shift where he remains today.

While a Lieutenant and Commander Jeff served on the Fire Department Apparatus Committee and upon promotion to Assistant Chief in 2007 assumed responsibility for procurement and maintenance coordination of all fire apparatus and vehicles.

Jeff has several fire related certifications, is a certified Georgia Firefighter/Paramedic, and has an Associate Degree of Applied Science in Fire Management.

Assistant Chief Jeff Gazaway


Fire Suppression - Assistant Chief

Steve Ingram began his career with the Marietta Fire Department in February 1989. He has been promoted up through the ranks to Firefighter Engineer in 1997, Lieutenant in 2001, Commander in 2006 and Assistant Chief in 2012. He has served in all three divisions of the department including suppression, prevention and training. 
Assistant Chief Ingram is currently assigned as the shift officer of A-shift in the suppression division. Some of his other duties include buildings and grounds and the Marietta Fire Museum. 
Steve holds an associate’s  degree in Fire Science from Dekalb College, a bachelor’s degree in Public Administration from Grand Canyon University and a Master of Business Administration from Reinhardt University

Assistant Chief Steve Ingram


Fire Suppression - Assistant Chief

Assistant Chief Whitmire began his fire service career upon being hired by our department in 1991.  He has risen through the ranks of firefighter, firefighter engineer, lieutenant, and commander prior to being promoted to Assistant Chief in 2006. He has served in all three divisions of the department including training, prevention, and suppression.  

Assistant Chief Whitmire currently serves as shift officer for B-Shift where he is responsible for incident command on emergency scenes as well as supervision of 40 personnel.   He is the Director of Fire on the Georgia TIME (Traffic Incident Management Enhancement) Task Force Board of Directors and serves on the Georgia Office of EMS and Trauma Region 3 Council.  

Assistant Chief Whitmire’s education includes a master’s in public administration from Kennesaw State University, a bachelor’s in business administration from the University of Georgia, and an associate’s in fire science from DeKalb College.  Awards include City of Marietta Alex Newsome supervisor of the year in 2007 and Marietta Jaycees firefighter of the year in 1994.  

Assistant Chief Chris Whitmire


Chief of Training

Jeff Guest began his career with the Marietta Fire Department in 1999.  He became a Nationally Registered Paramedic in 2002.  In 2005, Jeff was promoted to Firefighter Engineer.  Jeff has always been very involved in fire training, gaining certification as an NPQ Fire Instructor and Evaluator and assisting with many phases of recruit training, including lead instructor duties in 2005 and 2006.   Jeff was promoted to Lieutenant and assigned to the Training Division in 2011 as the department EMS Officer.  He was honored as Fire Officer of the Year in 2014.  He returned to the suppression division and served as a company officer and accountability officer before his promotion to Station Commander in 2017.  Jeff was promoted to Assistant Chief in 2018 and returned to the Training Division as Chief Training Officer.

Jeff is Chairman of Marietta Firefighter’s Scholarship fund which provides tuition assistance to children of Marietta Firefighters.  He has also served on the apparatus committee and been a member of the Marietta Fire Honor Guard.

 Jeff retired as a First Sergeant from the Georgia Army National Guard in 2007 after over 20 years of service.  He is a graduate of three levels of military leadership schools and the Army Instructor Course.  He was awarded membership in The Honorable Order of Saint Barbara, a career achievement award for Field Artillery soldiers.

 Jeff earned a Bachelor of Science Degree in Criminal Justice from North Georgia College, the senior military college of Georgia.

Assistant Chief Jeff Guest



eputy Fire Marshals

Grant Pearson joined the Marietta Fire Department in 1995.  To excel within the department and further develop his firefighter skills, Grant successfully achieved his Paramedic certification, was trained extensively on Technical Rescue and participated as one of the department’s SWAT Medics. Grant’s dedication to the city and its citizens was evident; he was awarded Firefighter Engineer of the Year (2009), Cobb County Chamber of Commerce Merit Award (2009) as well as Public Safety Hero (2016).

In 2012, Grant was promoted to Lieutenant and assigned to the Prevention Division where he helped educate the community about fire prevention and safety in schools and businesses. Grant thrived in the Lieutenant role and was laterally transferred to Inspections to showcase his knowledge of adopted codes and how they are applied to our city’s buildings and businesses. To help communicate overall department goals and objectives, Grant moved back into Suppression in 2016.  This is where Grant leveraged his leadership and supervisory skills to help establish work priorities while performing company officer tasks.  Grant’s hard work and dedication was recognized and in 2017 was promoted to Commander and assigned as a Deputy Fire Marshal, once again rejoining the Prevention Division. 

Patrick Stewart joined the Marietta Fire Department in 2002 after serving 10 years as a volunteer in his hometown of Cashiers, NC.  In 2005, he obtained his Paramedic Certification through Chattahoochee Technical College.  He worked to obtain numerous certifications preparing him to better serve the citizens of Marietta.  His certifications include Fire Instructor, Hazardous Materials Technician, Swiftwater Rescue Technician, Fire and Life Safety Educator, Fire Inspector, and Fire Investigator.

The first nine years of his career were spent in Fire Suppression. His first promotion was to Firefighter Engineer in 2007.  In 2011 he was promoted to Lieutenant and transferred to the Fire Marshal’s Office.  Patrick remained in the Fire Marshal’s Office from 2011 until 2016 where he served multiple roles including stints as the Education Officer and Inspections Officer.  In 2014, Patrick became the lead Fire Investigator for the Marietta Fire Department and he also became a certified police officer after attending North Central Georgia Law Enforcement Academy.  From March of 2016 until August of 2018, Patrick again served in the Suppression Division.  Early in 2018 he was promoted to Commander and has since returned to the Fire Marshal’s Office where he serves as one of two Deputy Fire Marshal’s for the Marietta Fire Department.

Patrick has had a distinguished career and received multiple awards for his hard work.  In 2008 he was awarded the Firefighter Engineer of the Year.  He received the Hometown Heroes Award from the Rotary Club of Marietta in 2012.  He was awarded the Distinguished Achievement Award in 2013 from the Cobb County Chamber of Commerce.  Patrick also has multiple Life Saver awards.

In 1996, Patrick received his bachelor’s degree in Natural Resources Management from Western Carolina University.  Currently, he is working towards a master’s degree in Public Administration from Columbia Southern University.

Deputy Fire Marshal Grant Pearson


Deputy Fire Marshal Patrick Stewart


Fire Training Commander


Commander Bobby Moss began his career with the Marietta Fire Department in February 2001. During his years of service, Commander Moss has acquired various certifications that are beneficial to our department. He achieved NREMT Paramedic status in 2004, Technical Rescue/Instructor in 2006, NPQ Fire Instructor 1 in 2008, and is a State of Georgia Structural Fire Control Instructor. He is an American Heart Association certified CPR and ACLS Instructor and the department administrator for recertifications. He is the Marietta Fire Pump Operations Course Coordinator. Commander Moss has also completed some of the toughest physically challenging classes in the fire service. These include Georgia Smoke Diver and Georgia Flames which focus on firefighter survival in which he is now a lead instructor. He has also completed the Smoke Diver classes for the states of Texas, Alabama, and Tennessee.

 Commander Moss was promoted to the position of Firefighter Engineer in 2007. In 2008, he was named the 2007 Firefighter Engineer of the Year. In 2012, Commander Moss was promoted to the position of Lieutenant and was assigned to the Training Division. Commander Moss served as the Training Lieutenant for 4 years and was then reassigned to the suppression division. In August of 2018 he was promoted to the position of Commander and reassigned as the Deputy Training Officer. His duties include controlling the budgets for yearly department personnel physicals, uniforms, and is the coordinator of physical fitness equipment for the department.

Training Commander Bobby Moss


Fire Suppression - Commander

Commander Cliff Bolen began his career as a Firefighter with the Marietta Fire Department in 1999. Three years later, he added Nationally Registered Paramedic to his title. Cliff was one of the first firefighters to work with the Fire Prevention Division as an on-shift Inspector. In that role, he spent much of his time assisting city business owners with Fire and Life Safety Code compliance. His hard work paid off, and in 2005 Chief Gibbs promoted him to Firefighter Engineer. In addition to being an apparatus operator, Cliff took on additional responsibilities that included Hazardous Materials Technician and Technical Rescue Technician. In March 2012, the Chief promoted him to the rank of Lieutenant and assigned him to the Training Division as the Homeland Security Officer. In 2015 Chief transferred him to the Prevention Division where he served as the Public Education Officer and Fire Investigator. He was promoted to Commander in 2018. 

Commander Bolen has numerous certifications including Arson Investigator, Fire Inspector, Hazardous Materials Technician, and Certified Emergency Manager. He is Fire and Life Safety Educator and an NPQ Fire Instructor, and he is certified to teach Swift Water Rescue, CPR, and National Incident Management System. He recently completed the basic police officer training and became P.O.S.T. certified; he is currently working towards the completion of his Associate Degree in Fire Science

Commander Cliff Bolen


Fire Suppression - Commander

A 31 year veteran, Captain McDonald joined the fire service in 1987 and was hired with the City of Marietta in 1990. Currently assigned to Engine 55 on Franklin Gateway his past assignments included the Technical Rescue Team Leader and Hazardous Materials Team Leader. He is an Elder with the Georgia Smoke Diver Association, an original member of the Georgia Search and Rescue Metro Task Force and serves as an Operations Section Chief for the Georgia Emergency Management Agency Type 3 All Hazards Incident Management Team. He is passionate for training and is a H.O.T. Instructor for the Fire Department Instructors Conference (FDIC) along with teaching locally and within the Marietta Fire Department. He has made it his mission to train himself and others to better the fire service.

Fire Suppression - Commander

Christi Cronin joined the Marietta Fire Department in 1999 and has spent the majority of her career in Fire Suppression.  She is a Paramedic, HazMat Technician and Fire Inspector.  Her first promotion was Firefighter Engineer in 2004, Lieutenant in 2013 and Commander in 2015. 

From 2015 until 2017 she was assigned to the Fire Prevention Division as the Deputy Fire Marshal.  During that time she played a role in developing the “Be MFD Safe” program that has become very important, to the Marietta community in the area of Fire Prevention. 

Christi is currently assigned as the Station Commander at Marietta Fire Station 52.  Her educational accomplishments include a bachelor degree in Exercise Physiology from Eastern Kentucky University and a Masters of Public Administration from University of Phoenix.  She is also an alumni of Leadership Cobb.

Commander Merv McDonald


Commander Christi Cronin


Fire Suppression - Commander

Joe Pacheco has been with Marietta Fire Department since 1999. Joe focused his training in the early stages of his career toward technical training, which had him assigned to the department’s heavy rescue. During this time he completed Paramedic training and obtained NPQ certifications as an instructor and evaluator. Joe was promoted to Firefighter Engineer in January 2006 and again to Lieutenant in August of 2008.   

 As a Lieutenant he was assigned to the Training Division for almost 3 years and when he returned to suppression in 2015 he was promoted to the position of Station Commander. He has served as the Commander at station 56, 52 and is currently at 54 which houses the Air Lab.  

 Joe was awarded Firefighter of the Year in 2006, and for his efforts following Katrina awarded Marietta’s Distinguished Service Medal. 

Commander Joe Pacheco


Fire Suppression - Commander

Mike Vickers has been with Marietta Fire Department since 1995. Mike has been part of the Technical Rescue Team in Marietta since 1998.He is now one of the lead instructors for the department’s technical rescue program. Mike has obtained NPQ certifications as an instructor and evaluator. He is a member of the GSAR team and been deployed to serve in hurricane Katrina Search and Rescue and medical aid following the earthquake in Haiti. In 2006, Vickers received the Distinguished Service Medal for his efforts following Katrina and was named Fire Officer of the year in 2010.

Vickers was promoted to Lieutenant in 2009. He was assigned to Hazmat Station #56 then, moved to the technical rescue Station #52.  Vickers got His promotion to Station Commander and was assigned to training in 2012 where He conducted training for the new recruits and fire suppression personnel throughout the year. In 2016, he was reassigned to suppression and is now at Hazmat Station 53.

Commander Mike Vickers

Extrication Training

Fire Suppression - Commander

George McKeehan joined the Marietta Fire Department in 2001 and was honored as the recruit of the year.  Early in his career, he became involved in the Departments specialty teams (Bike EMS, SWAT Medic, Wildland Fire, Honor Guard) and specialized in hazardous materials response.   He received his Hazardous Material Management Certificate from the Georgia Tech Research Institute.  He was promoted to Firefighter Engineer in 2005 and to Lieutenant in 2007.  

As a Lieutenant, George was able to serve as a company officer at several stations within suppression as well as two positions in Fire Prevention:  Education and Inspections.  In January of 2014, George was promoted to the rank of Station Commander and was assigned to oversee operations at Fire Station 56 on Allgood Rd.  He was assigned to the Training Division in 2017 and acted as the Deputy Training Officer.  Currently, George is the Station Commander at Station 51-Fire Headquarters.

Commander McKeehan has also been fortunate to serve in many local community organizations.  He is a member of the Cobb Chamber of Commerce Leadership Cobb Alumni Association and their Honorary Commanders program.  George volunteers with animal rescue programs and was deployed to New Orleans after Hurricane Katrina and Thailand after the flooding of 2011.  He has served as a director for Blue Skies Ministries and currently is on the Board of Directors for the Midtown Neighbors Association in Atlanta. 

George’s education includes several classes at the National Fire Academy, an Associate’s Degree in Fire Science, and is currently completing a Bachelor’s Degree in Fire Emergency Services Administration.

Commander George McKeehan