President, Co-Director of Player Development
Greg founded the Rhino program in 2012 and is the President of Rhino Baseball. Greg’s focus for each Rhino player is not only to help them become the best players they can be, but more importantly to help them understand the importance of becoming great men that are strong and loving husbands and dads as well as leaders in their communities. Greg resides in Lockport with his wife April and their two children, Maddie and Lucas.

Greg attended Lockport Township High School where he was a catcher and center outfielder. During his time there he was a three-time All-Conference player and was named to the Chicago Tribune All-State and IHSBCA All State teams his senior year.

After graduation from Lockport, Greg attended Illinois State University where he was a Lousiville Slugger Freshman All-American, 4 year letter winner and a 3 year team captain.

After college, Greg played for the Gateway Grizzlies in the Frontier League.

Greg has coached and developed numerous Division I players over his coaching career and has also been at the helm of nationally ranked high school teams while at Rhino Baseball. He is currently the head coach of one of the Rhino 16U teams and was recently named head coach for Team Illinois for the Prospect Games which is comprised of many of the top players from Illinois.


Co-owner, Recruiting Coordinator
Andrew Tehako is one of the owners of Rhino Baseball as well as handles the college recruiting for it’s high school program.

He has helped hundreds of Rhino players go onto play baseball collegiately. 
Since 2012 Andrew has built a network of college coaches across the country. These relationships span across all division levels and includes such conference such as the SEC, BIG10, Horizon, Pac 12, MVC and OVC to name a few. 
In high school, Andrew played both baseball and football, while winning a state championship in the latter. He also played summer ball for the Everest Merchants in the Dairyland League. 
Andrew currently resides in New Lenox with his wife Mallory, daughters Abigel and Wren and son Declan. 


Director of Hitting
Jeff played three years in the Arizona Diamondbacks minor league system after being selected in the 20th round of the 2002 MLB Draft.

He was a four year letterman, team captain and 1st team Missouri Valley Conference member at Southern Illinois University.

Jeff was an All-State player at Lockport Township High School and a teammate of Greg Blaesing.

Over a decade of professional instruction and high school coaching experience, Jeff has coached at Naperville Central, Lockport Township and Bradley-Bourbonnais Community High School.

Jeff currently resides in Bourbonnais with his wife Nicole and their 4 children; Kendal, Kylie, Kamryn and Easton.


Director of Pitching
Dave attended Illinois State University from 2000-2004 graduating with a degree in Physical Education.
While at ISU Dave was a relief/starting pitcher for the Redbirds for 4 years.

In his freshman year Dave made the 2002 Louisville Slugger Freshman All-American Team and appeared in 20 games for the Redbirds collecting 2 saves and 2 wins with a 3.93 ERA.

Recently, Dave was the Head Pitching Coach for Metea Valley High School. During his tenure at Metea he produced 11 All-Conference, 4 All-Area and 2 All-State pitchers. In his last season his staff went 22-9 with 6 saves. They walked 77 and struck out 192 with a 2.53 ERA.

Before Metea Valley, Dave was an assistant sophomore and assistant varsity baseball coach at Neuqua Valley High School for 4 years where he worked with the pitching staff and helped coach the Wildcats to the state baseball title in 2007.

Dave resides in Downers Grove with his wife Melisa and his two children, Jack and Evelyn.


Co-Director of Player Development
Craig has nearly 2 decades with of experience coaching at the high school level.

His coaching career started as an assistant at Waubonsie Valley High School. He then was hired by IHSBCA Hall of Fame member Jim Schmid to start the program at Metea Valley HS.

In 9 years of being the head coach at the varsity level, Craig compiled a 181-130 record, winning 2 Regional titles, competing in 1 sectional find and finishing in the top 3 of the Upstate 8 and DuPage Valley Conferences 5 times.

During his tenure at Metea Valley, Tomczak has had the pleasure of coaching: 1 All-Midwest Region Nomination, 4 PBR All-State Nominations, 5 IHSBCA All-State Nominations, 50 All-Area Nominations, 43 All-Conference Nominations, 4 IHSBCA Academic All-State Nominations, 155 Academic All-Conference Nominations, and 20 Coaches Association Junior All-Stars.

Craig played at North Central College where he played for Ed Mathey and was an all conferences player his senior year.

Currently Craig resides in Plainfield with his wife Jenny and sons Keegan and Grayson.


Hitting and Outfield Instructor

Ryan, originally from Iowa, initially was going to attend San Diego State University and play for Tony Gwynn. However, he ended up signing with the Chicago White Sox after being selected in the 2nd round of the 2003 draft. 

in 2006, Ryan was called up from the minor leagues and made his MLB debut. In 2007 Ryan was ranked by Baseball America as the No. 1 prospect in the Chicago White Sox Organization. 

Over a 9 year MLB career, spanning 4 different clubs, Ryan hit .276 with 23 HR, 224 RBI, 124 doubles and 14 triples. He also only committed 8 errors over those 9 years for a .994 fielding percentage. 

You can also see Ryan on the Chicago Cubs new network, Marquee Network, doing game analysis. 

Ryan currently lives in Naperville with his wife Tasha and their two children.


Pitching Instructor
Chuck attended Reed Custer HS where he played for IHSBA Hall of Fame coach Jerry Cougill.

He received a Division 1 baseball scholarship to Northern Illinois where he pitched for 3 years in the Mid American Conference.

In 1981 Chuck was drafted by the Oakland A’s organization in the 21st round where he played for 2 years. In 1983 he was traded to the San Diego Padres where he spent the next 3 years.

Chuck reached as high as AAA and finished his professional career with a 4.17 ERA, 14 saves, 16 wins and 129 strikeouts.

Over the last 15 years Chuck has been coaching youth baseball and softball teams and providing pitching lessons throughout the Morris and Joliet area.


Pitching Instructor
Matt was a pitcher for Coal City High School and then played collegiately for both Illinois State Univrsity and Olivet Nazarene university.

The Chicago Cubs selected Matt in the 20th round of the 2002 MLB Draft.

Matt pitched 4 years of professional ball where he 124.2IP, 19 saves and 107 strikeouts.

After proffesional baseball, Matt became a high school teacher and has coached both baseball and basketball at the high school level including Reed Custer and Wilmington.


Youth Coordinator and Operations Manager
Mike has been with the Rhino Baseball program since it’s first year in 2012.

He has been an assistant or head coach at every youth level from the age of 8u to 14u.

Seeing the world of travel baseball at the youth level that spans nearly a decade, Mike is encompassed with the responsibility of being a helping hand for both coaches and parents alike.

Mike oversees the day to day communication for the Illinois program.


Hitting and Fielding Instructor
General began his coaching career coaching travel ball in 2002. Over the next 10 years, he coached with various national travel organizations. These experiences took him to several different states coaching with and against some of the top travel coaches and players in the country.

Transitioning out of travel ball in 2014, General became an assistant coach at Gwendolyn Brooks High School and then later with Moraine Valley Community College, where he currently works in the Athletic Department and serves as an assistant baseball coach. His roles include infield coach and the handling the recruiting and eligibility/compliance for Moraine.

He has been an instructor and coach with Rhino Baseball for the last 5 years after his son, General McArthur IV was part of the program. His son is now playing professional baseball.

Joe Giarrante

Hitting, Fielding & Pitching Instructor
Joe has over 10 years of high school coaching experience and is currently the Head Baseball Coach at Oswego High School.

His coaching career started at Oswego High School as a freshman assistant coach and then became the varsity pitching coach for five years prior to obtaining the head coaching position in 2017.

Joe has helped the Panthers to 1 Regional Title and 1 Sectional Title while creating a highly competitive program in the Southwest Prairie Conference. During his coaching career, Joe has coached numerous college players and continues to share his knowledge to help grow player development.

As a player Joe was an all-state pitcher for Minooka High School and holds numerous records as a four year varsity pitcher. After high school he went onto play collegiately at Eastern Illinois University where he was a relief/starting pitcher for the 1999 OVC Conference Champions and NCAA Regional Finalists.

Currently Joe resides in Plainfield with his wife Amanda and two children Ava and Dominic.


Pitching Instructor
Cole is a Lockport graduate and is currently playing professional ball with the Windy City Thunderbolts.

He started his collegiate career with the University of Illinois. While there he was named to the All-Big Ten Freshman Team and started his career with 17 scoreless innings.

Cole then finished his last two years at Tennessee Wesleyan where he struck out 84 and only walked 19 his senior year. He capped off his college career by being the winning pitcher in the NAIA National Championship.

Over his summers Cole also pitched for the Rockford Rivets in the Northwoods League.


Director of Speed, Strength and Agility
Bio coming soon…


Catching and Hitting Instructor

Brendan began his coaching career as a student manager and bullpen catcher for the University of Louisville, including the 2013 College World Series team. 

After college Brendan was a sophomore baseball coach for Providence Catholic High School and was there for the 2014-2015 IHSA State Championship. 

He then become the varsity hitting and catching coach for Plainfield South High School where he helped coach the team to the 2016 Summer State Championship. 

Currently Brendan is the head softball coach for York High School. 


Hitting and Outfield Instructor

From 2010-2014 DJ attended West Aurora High School where he was a 4 year all-academic, 1st team all-conference and team captain. 

From there, he went onto play at Elgin Community College as a two way player. While at ECC he had a .423 average and a 1.056 OPS. DJ was awareded all-academic and 1st team all region while at ECC. 

DJ committed to Illinois State but had his colegiate career cut short due to injuries. 

Over the past few years DJ has coached at Batter Up Training Center in Bloomington and joined the Rhino Staff in the summer of 2020. 

Jacob Geiger

Pitching Instructor and Director of Analytics

Jacob, a Plainfield East alumni, pitched at Illinois Institute of Technololgy. 

While there, he received his Bachelor of Science in Applied Analytics. As a student-athlete, Jacob developed an excel program that used pitch by pitch data to assist the coaching staff with scouting, player development and player analysis. 

Jacob has coached on the travel ball circuit for a number of years and has focused much of his passion of analytics towards bettering players through technology. 

Over the years Jacob has gained valuable experience in baseball technology such as FlightScope, Rapsodo, Blast Motion and Diamond Kinetics.