Jansen visconti - 52


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. 



Current Level: International League (AAA)

MiLB Service Time: 7 Years

Hometown: Germantown, MD

Graduated from the Wendelstedt Umpire School in 2012. Also is on staff as an instructor at Wendelstedt Umpire School. Erich has worked the Arizona League (2012), New York Penn League and NYPL Championship Series (2013), South Atlantic League/ Carolina League and Colombian Winter League (2014), Carolina League and Carolina Championship League Series (2015), Eastern League (2016, 2017), MLB Futures Game and Eastern League Championship Series. Worked his first season in Triple-A in the International League, and worked winter ball in the Dominican Winter League (2018). Erich’s knowledge of the 3 umpire system and vast knowledge of advanced 3 umpire mechanics and baseball rules will be a major asset to our umpires. Selected to work Major League Spring Training for the first time in 2020. 

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Paul guillie

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.


Jeff Head

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. Will be joining the UPC Staff as a new addition for the 2020 session. His knowledge of the 3-umpire system and experience in MiLB will assist students during their time at UPC.


Darius ghani

Current Level: Texas League (Double-A)

MiLB Service Time: 5 Years

Hometown: San Jose, CA

Graduated from the Wendelstedt Umpire School in 2013 and 2015. Darius worked two seasons of independent league baseball in the American Association (2013, 2014) before being hired by MiLB. After being hired he has worked the Arizona League (2015), Northwest League (2016), Midwest League (2017), California League (2018), Texas League (2019). Darius is also on staff at Wendelstedt Umpire School.



Current Level: Southern League (AA)

MiLB Service Time: 4 Years

Hometown: Myrtle Beach, SC

A 2016 graduate of the Umpire Training Academy, Brown recently completed his third year as a Minor League Baseball umpire. Matt's experience gives students insight on what it takes to become a professional umpire. Currently is on staff for his fourth year as an instructor at the MiLB Umpire Academy, where he has taught since 2016. Matt has umpired in Florida Extended Spring Training, Appalachian, Florida Instructional and South Atlantic League, and Carolina League. His work earned him the opportunity to umpire the Appalachian and South Atlantic League Championship Series, and South Atlantic League All Star Game, as well as the Carolina League Championship Series. In addition to his professional umpire experience, Matt attended the University of South Carolina, studying exercise science. Matt is a native of Conway, SC, where he currently resides.


Michael carroll

Current Level: Texas League (AA)

MiLB Service Time: 7 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.

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ben engstrand

Current Level: South Atlantic League (Low-A)

MiLB Service Time: 2 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). 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. 


Jacob McConnell

Current Level: Gulf Coast League (Rookie)

MiLB Service Time: 1 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. 


Korey gerber

Current Level: Gulf Coast League (Rookie)

MiLB Service Time: Rookie

Hometown: Columbus, OH

Graduate of both professional umpire schools (Wendelstedt Umpire School and the MiLB Umpire Training Academy). Worked a season in the Northwoods League in 2018, as well as two seasons in the Coastal Plain League. Was hired by Minor League Baseball and assigned to the Gulf Coast League for the 2020 season. Active member in the CBUA and currently working NAIA, and NCAA Division II, III college baseball. Currently resides in Columbus, OH.

Mlb umpires

(PAST special instructors)

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marvin hudson - 51


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, an apparel and supply outlet for sports officials. He currently resides in Georgia.




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.




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.