NCAA Experience: 24 Years
Hometown: New Orleans, LA
Guillie, a native of New Orleans, LA., is responsible for recruiting, training, scheduling and evaluating umpires of four collegiate conferences. Guillie umpired in the SEC 24 seasons, and was selected to work conference tournaments on over 20 occasions. He is also a veteran of the NCAA postseason, having worked 19 Regionals and 14 Super Regionals. Additionally, he was selected to serve as an umpire in the College World Series on 4 occasions. His leadership, experience on-field, and his work with Video Training along with his wealth of knowledge in the 3-Umpire system will help all students who attend UPC exponentially.
Current Level: NCAA (Division I)
MiLB Service Time: 10 Years
Hometown: Hoover, AL
Graduate of the Wendelstedt Umpire School. Jeff worked 10 seasons of Minor League Baseball reaching AAA, including the Liga Venezolana de Béisbol Profesional. He currently works on the SEC and ACC Conference Staff. Has also worked the College World Series 3 times (2011, 2014, 2017), and works in the Independent Professional American Association. Joined the UPC Staff in 2020. His knowledge of the 3-umpire system and experience in MiLB will assist students during their time at UPC.
Current Level: NCAA Division I
MLB/MiLB Service Time: 8 Years
Hometown: Jonesboro, AR
Marcus began his minor league umpiring career in the Gulf Coast League in 2008. Reached the AAA level within four years, working the 2012 season in the International League, as well as the Pacific Coast League in 2013. By 2014, he was added to the MLB staff as a call-up umpire. He also worked games at the MLB level in 2015, including the 2015 Premier 12 Bronze Medal game. Currently umpires at the NCAA Division I level on the Southeastern Conference staff.
Current Level: NCAA Division I
MLB/MiLB Service Time: 10 Years
Hometown: Stillwater, OK
Began his professional umpiring career in 2006. Worked 8 seasons in MiLB before making his MLB debut on April 8, 2014. Worked the 2015 Premiere 12 in Japan and Taiwan. Named to the 2016 Triple-A All-Star Game crew in Charlotte that season, where he worked in the Pacific Coast League.
Current Level: NCAA Division I
MiLB Service Time: 10 Years
Hometown: West Palm Beach, FL
Graduate of the Wendelstedt Umpire School in 2008. Derek worked 10 seasons of Minor League Baseball reaching AAA as a crew chief. He also worked the Venezuelan and Taiwanese professional baseball leagues, and currently works on the SEC Conference Staff. Additionally he is the Florida Assigner for Perfect Game.
Current Level: (Double-A) Central
MiLB Service Time: 8 Years
Hometown: Conroe, TX
Graduated from the MiLB Umpire Training Academy in 2014. Has worked the Arizona League (2014), Pioneer League (2015), South Atlantic League (2016), Florida State League (2017-18), and Texas League (2019). In addition to his professional experience, Mike has a Bachelor of Science degree in Business Administration from Southern New Hampshire University. Mike currently resides in Conroe, TX with his wife Mariah.
Current Level: (High-A) Central
MiLB Service Time: 4 Years
Hometown: West Des Moines, IA
Graduated from the Wendelstedt Umpire School in 2018. Also is on staff as an instructor at Wendelstedt Umpire School. Ben has worked the Arizona League (2018) and the New York - Penn League (2018), South Atlantic League (2019), and High-A Central (2021). After his first season in Minor League Baseball, Ben was selected to work the Instructional League in Fort Myers, FL. Ben has instructed at multiple umpire clinics around the country including the Mid-American Clinic in Springfield, MO and the PSOA Clinic in Omaha, NE. Ben graduated with an Bachelor's degree in Business Administration and Finance from the University of Nebraska-Lincoln. He is currently pursuing a Masters degree in Business Administration through Northwest Missouri State University. In the off-season he works as a High School Substitute Teacher in West Des Moines, IA. Through Ben's experience and passion for umpiring, students will not only leave with a heightened ability to umpire but also a renewed passion for umpiring.
Current Level: (Low-A) East
MiLB Service Time: 3 Years
Hometown: Gainesville, GA
A 2019 graduate of the MiLB Umpire Training Academy, Jacob just completed his first year as an MiLB umpire. He worked in the Gulf Coast League during the 2019 season. Jacob previously worked in the American Association (2018). He graduated from Gardner-Webb University with a Bachelor's and Masters degrees in Accounting. In the off-season he works accounting projects and officiates high school football and basketball. Jacob currently lives in Gainesville, GA.
Current Level: Arizona League (Rookie)
MiLB Service Time: 2 Years
Hometown: Katy, TX
Brandon is a 2020 graduate of the MiLB Umpire Training Academy, and was assigned to the Arizona League in his first season of professional baseball. He currently works NCAA Division II and III, NAIA, and Junior College baseball. Brandon graduated college in 2019 with a bachelors in Criminal Justice from the University of Houston-Victoria. He currently resides in Katy, Texas.
(PAST special instructors)
marvin hudson - 51
MAJOR LEAGUE SERVICE TIME: 20.5 Years
CAREER: Became a member of the Major League staff in 1999...worked the 2004 All-Star Game; the 2005 National League Division Series (HOU-ATL); the 2011 American League Division Series (TB-TEX); the 2012 NLDS (STL-WSH); the 2013 NLDS (LAD-ATL); the 2015 ALDS (TEX-TOR); the 2016 NLDS (SF-CHI); the 2014 ALCS (BAL-KC); and the 2016 World Series (CLE-CHI)...worked the Toronto round of the 2009 World Baseball Classic...worked Japan Opening Series in Tokyo between the A's and Mariners in 2012...previously umpired in the Appalachian League (1992), South Atlantic League (1993), Florida Instructional League (1993), Florida State League (1994), Southern League (1995-96), Hawaiian League (1995), International League (1997-99) and Dominican League (1997). Also proprietor of hudson51wear.com, an apparel and supply outlet for sports officials. He currently resides in Georgia.
GREG GIBSON - 53
MAJOR LEAGUE SERVICE TIME: 22 Years
CAREER: Joined the Major League staff in 1999...has worked the 2012-13 AL Wild Card Games; the Division Series (2001, 03-04, 06-07, 09-11, 15); the National League Championship Series (2005, 12-14); the 2011 World Series; and the 2008 All-Star Game at Yankee Stadium...served as a Replay Official in the 2017 Division Series...worked the Mexico City round of the 2009 World Baseball Classic...previously umpired in the Appalachian League (1991), Florida Instructional League (1991 and 1994), South Atlantic League (1992), Florida State League (1993), Eastern League (1994-95) and International League (1996-99)...worked behind the plate for both Randy Johnson's perfect game at Atlanta on May 18, 2004 and Clayton Kershaw's no-hitter vs. Colorado on June 18, 2014. Resides in Kentucky. Is also a licensed insurance agent.
WILL LITTLE - 93
MAJOR LEAGUE SERVICE TIME: 7.5 Years
CAREER: Was appointed to the Major League staff for the 2015 season...worked his first Postseason assignment in 2016 during the AL Wild Card Game, and also worked the 2017 NL Division Series...worked the 2017 World Baseball Classic...has umpired professionally since 2007...has worked MLB Spring Training since 2012...had been a Major League call-up umpire since 2013 prior to his 2015 promotion...made his Major League debut on June 24, 2013 when Cleveland visited Baltimore...previously umpired in the Appalachian League (2007), Florida Instructional League (2007), Hawaii Winter League (2008), South Atlantic League/Carolina League (2008-09), Southern League (2009-11), Arizona Instructional League (2009-10), the MLB SiriusXM All-Star Futures Game (2011), Dominican Winter League (2011), WBC Qualifier Regensburg, Germany (2012), Arizona Fall League (2012) and the International League (2012-14)...resides in Tennessee with his wife Katy and sons Liam and Boone..graduated from Milligan College, where he played baseball all four years...received a Bachelor of Science in 2006.
Jansen visconti - 52
MAJOR LEAGUE SERVICE TIME: 2 Years
CAREER: Currently resides in Latrobe, PA. Made his MLB Debut in 2018. Was on the International League roster for the 2019 season, which was his fifth and final season in Triple-A. Upon graduation from the Wendelstedt Umpire School, Visconti umpired in the Gulf Coast (2010), New York-Penn ('10), Florida Instructional ('10), South Atlantic ('11), Carolina ('12), Arizona Instructional ('12-'13), and Eastern ('13-'14) leagues. Also instructs at Wendelstedt Umpire School. He worked the 2017 and 2018 Arizona Fall League, as well as the 2017 AFL Rising Stars Game, in addition to umpiring the 2017 IL postseason. Additionally worked his first MLB Spring Training in 2017. Visconti also served as 1B Umpire during the 2014 MiLB All-Star Futures Game at Target Field. Added to the MLB Staff full time in 2020.