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South Milwaukee Preseason ID: Upperclass Quick Hits

March 12, 2026
Wisconsin Scouting Staff

On March 8th, Prep Baseball Wisconsin team hosted its latest event along the 2026 winter showcase circuit, the annual South Milwaukee Preseason ID took place at Hitters Baseball Academy in Caledonia, WI. Around 120 players made it out to this event, providing us with updated looks and a new list of prospects to follow in an area of Wisconsin that regularly produces some of the state’s top talent.

Today, we’ll be highlighting the 2026 and 2027 players who stood out in Caledonia within this Quick Hits piece. Stay tuned throughout the week as we continue to break down the in-depth metrics measured at this event, with the help of our tech partners TrackMan, Blast Motion, Swift, and Vizual Edge.

QUICK HITS

POSITION PLAYERS

+ SS Kyle Rogosienski (Muskego, 2027): Vanderbilt commit, presents a twitchy, athletic 5-foot-11, 174-pound frame. As a left-handed hitter, works from a wide base, simple mover to the hitting position with feel to deliver a short, fast, and direct barrel to the zone, advanced barrel accuracy with a line drive approach through the middle of the field. Advanced metrics at the plate, generating a max EV of 101 mph and an average EV of 97.2 mph, paired with 78.1 mph of average bat speed and a projectable base highlighted by 14.0 g of rotational acceleration. A standout athlete, he led the entire event with a 6.59-second 60-yard dash. Rangy defender in the dirt with twitchy actions and quick feet. Throws across the infield were measured at an eye-popping 99 mph. One of the top middle infielders in the area with a growing reputation on the national circuit but also an already impressive and growing set of tools.

+ C/OF Jack Spielmann (Milton, 2027): West Virginia commit, The 6-foot-1, 193-pound backstop possesses a strong, athletic frame that is likely going to add more size and strength as he continues to mature. The left-handed hitter features a fluid, free-and-easy swing that impacts the baseball to all fields on a consistent basis. Spielmann showcases advanced barrel control as he is consistently on the barrel in every viewing we’ve seen. He produced a max EV of 100 mph and an average EV of 93.9 mph, and 14.0 g of rotational acceleration that points to a high-upside, projectable base for future power. Showing impressive athleticism for his physical profile, Spielmann clocked a quick 6.94s 60-yard dash. Defensively, throws to second base were measured at 81 mph, with pop times in the 1.97-2.12 range that were consistently on the bag. During bullpen work, Spielmann showcased impressive feel for the pocket and soft hands. One of the top left-handed bats in the state’s class with a real chance to stick behind the plate and impact a lineup as a potential middle of the order bat.

+ OF/1B Brandon Beasley (Oak Park-River Forest, IL, 2027): Illinois State commit, boasts a strong 6-foot, 199-pound frame. At the plate, setting up wide and balanced setup, the left-handed hitter unleashes a compact swing that is sequenced from the ground up, advanced barrel control with loud contact off the barrel. Beasley generates a max EV of 100 mph and a loud average EV of 95.1 mph, pairing 71.4 mph bat speed with 18.0 g of rotational acceleration. A fluid athlete who moves with purpose on the grass, he clocked a 7.06 in the 60-yard dash. Defensively, he fields with easy, athletic actions through the baseball and was able to unleash throws that topped 90 mph. Advanced feel for the barrel with consistent and loud results to pair from an overall clean and repeatable left-handed swing.

+ OF/1B Zachary Steichen (Brookfield East, 2027): Built with a strong, physical 5-foot-10, 201-pound frame, Steichen put together an impressive all-around performance. The left-handed hitter operates with a downhill and direct swing, allowing him to consistently backspin the baseball and drive it through the gaps. Generated loud contact throughout the round highlighted by a 101 mph max EV and a 95.5 mph average EV, with a 77.3 mph average bat speed. An explosive athlete, he clocked a 7.10 in the 60-yard dash and posted a 28.0-inch peak jump height that explicitly tied for the overall event best. During defensive evaluations, he displayed clean actions playing through the baseball before his throws home topped 89 mph with impressive carry and accuracy through the target. Continues to present himself as an impact prospect in the state and is an uncommitted outfielder to know going forward.

+ OF Cooper Wendt (Muskego, 2027): One of the top uncommitted players in the state with a twitchy, athletic, and projectable 5-foot-10, 166-pound frame. The right-handed hitter lands in a powerful and balanced launch position from a relaxed setup, utilizing fast hands to leverage the baseball out front and drives the ball through the big part of the field. He generated a max EV of 98 mph and an average EV of 93.6 mph, driven by 71.7 mph bat speed and 19.0 g of rotational acceleration. A quick mover on the turf, he clocked a swift 6.71-second 60-yard dash (3rd best time of the day) showing quick burst and fast turnover. He attacks the baseball aggressively on defense, where throws home topped 94 mph which was the 2nd best outfield velocity of the day.

+ MIF Nolan Julseth (New Glarus, 2027): Compact and strong 5-foot-8, 162-pound frame. The infielder swings a twitchy left-handed barrel with feel to hit from our past looks. The impact ticked up since our last look at the plate, generating a max EV of 94 mph alongside an average EV of 91.4 mph, while his 74.1 mph average bat speed pairs with 19.0 g of rotational acceleration. Defensively, the middle infielder showcased soft hands, a quick and clean transfer and a rangy first step. Throws across the infield were measured at 88 mph with feel and accuracy, and he rounded out his strong overall showing with a 7.14-second 60-yard dash. Remains a name to know in the state and our staff is excited about how he is going to perform this spring.

+ INF Brian Simmons (Oak Creek, 2027): Features an athletic and projectable 6-foot-3, 180-pound frame. At the plate, the right-handed hitter stays tight through contact, generating hard line-drive contact consistently through the middle of the field. He produced a max EV of 98 mph alongside an average EV of 88.2 mph, pairing his 67.5 mph average bat speed with a peak rotational acceleration of 15.0 g. On defense he works with soft hands, clean actions, and a quick first step. He was accurate across the infield with a smooth arm stroke and the ability to throw from multiple arm angles. Simmons further solidified his athleticism with a solid 7.19 in the 60-yard dash. Quality look from an upside prospect with tools and actions to potentially stick at shortstop long-term and is more than a capable bat at the plate.

+ 1B Miken Haddon (Catholic Memorial, 2026): Carroll University commit, boasts a strong, physical 6-foot-1, 254-pound frame. The left-handed hitter features a strong and short swing that is direct to the zone, generating hard contact to all fields with a consistent feel for the barrel. The impact stood out to pair with a max EV of 105 mph, an average EV of 97.8 mph, and a 72.6 mph bat speed, while his event-best 394.0-foot max distance and 14.0 g of rotational acceleration support a highly projectable power base. Defensively, works in rhythm pre-pitch with a fluid and on-time prep step and a reliable one-handed gather at the corners. Throws across the infield were measured at 76.0 mph.

+ 3B Decker Kleppin (Random Lake, 2027): Built with a physical 6-foot, 197-pound frame with strength throughout the frame. Right-handed hitter with feel to routinely barrel the baseball with authority. Controlled and repeatable move to the hitting position, balanced finish with a quiet head. He showed an ability to drive the ball through the middle of the field throughout his round consistently. He produced an impressive max EV of 100 mph and an average EV of 91.0 mph. Those impact numbers are fueled by 74.8 mph bat speed and 16.0 g of rotational acceleration. Kleppin showed solid mobility for his size, he clocked a 7.24 in the 60-yard dash with a quick burst off the line. Defensively, he works with solid footwork and good rhythm through the baseball. Kleppin remains on our radar after Sunday’s performance.

+ C/OF Brady Martin (Oak Creek, 2027): Lean, developing 5-foot-10, 138-pound frame. At the plate, the right-handed hitter works downhill, working on the barrel throughout the round, generating a max EV of 91 mph and an average EV of 84.1 mph. A solid overall athlete, he started his workout by clocking a 7.0-second 60-yard dash. Showcasing a short, compact transfer and quick feet, strong arm action with a 78 mph catcher velo on his firmest throw to second, with pop times in the 2.00-2.09 range and looks capable of sticking behind the plate long-term.

+ C Jameson Braatz (Brookfield East, 2027): Built with a sturdy 5-foot-11, 195-pound frame, Braatz put together a strong overall showing. The right-handed hitter works from a wide base with a simple trigger, delivering a downhill swing with a tight path and loose, fluid hands through the zone, flashed feel for the barrel during the round with a max EV of 94 mph and an average EV of 84.3 mph, while his 16.0 g of rotational acceleration and 67.7 mph average bat speed. A 7.19 runner in the 60-yard dash, the backstop worked cleanly behind the plate with soft hands and quick footwork. Throws to second base were measured at 72 mph, with pop times in the 2.15-2.18 range.

+ C/OF Connor Waters (Cedar Grove-Belgium, 2027): The 5-foot-10, 150-pound prospect presents an athletic frame to build upon. At the plate, the right-handed hitter, consistently hammering the ball through the middle of the field, generating a max EV of 94 mph and an average EV of 73.6 mph, pairing it with 70.4 mph average bat speed and 8.0 g of rotational. Behind the plate, he is an athletic mover who features a soft block and a very short, compact turn towards with accurate throws from a high 3/4 slot. Throws to second base were measured at 71 mph, with pop times in the 2.09-2.16 range.

+ 2B/3B RJ Rossi (Menomonee Falls, 2027): The 5-foot-10, 168-pound infielder showcased steady actions on both sides of the ball throughout his workout. At the plate, the right-handed hitter operates from a wide base with a handsy, downhill path that consistently yields hard contact through the middle of the field, produced a max EV of 90 mph and an average EV of 84.6 mph. During infield evaluations, he displayed steady hands with a two-hand gather and a quick transfer. Throws across the infield were measured at 83 mph.

+ MIF Gentry Madsen (Parker, 2027): Standing at an athletic 6-foot-1, 178-pounds, the middle infielder presents a well-proportioned frame. The left-handed hitter operates from an upright, open setup, short, fast, and direct swing to the zone, utilizing a flat path to comfortably drive the ball to all fields. Madsen recorded a max EV of 93 mph and an average EV of 84.8 mph, pairing a 72.4 mph average bat speed with a 20.0 g average rotational acceleration that points toward a highly projectable power ceiling. He is a quality athlete who turned in a quick 6.82 in the 60-yard dash. On the dirt, the defender is an athletic mover with a clean two-hand gather, and throws across the infield were measured at 83 mph.

PITCHERS

+ LHP Cal Schneider (New Berlin Eisenhower, 2027): Louisville commit, Standing at a lean 6-foot-1, 155 pounds, Schneider possesses an athletic frame with significant room to add physical strength. The southpaw works with a loose, rhythmic delivery, featuring consistent feel for timing and head control through release. Fluid, whippy arm action works consistently online through a full arc. His fastball sat 85-86 mph (2,025 rpm), touching 87 mph, with 9.9 inches of average induced vertical break and 17.5 inches of horizontal movement, while his slider played at 71-72 mph (2,222 rpm) with 12.4 inches of horizontal movement. To round out the mix, he features a 75-77 mph (1,550 rpm) changeup that dives with 19.1 inches of horizontal movement, selling the pitch effectively with aggressive arm speed. Already known for his advanced touch-and-feel and for pitching in general and will likely be a name that will continue to elevate himself on the national circuit throughout his prep career.

+ LHP Prescott Sanford (Franklin, 2027): Listed at an athletic 5-foot-10, 175 pounds. The left-hander operates exclusively from the stretch, utilizing a clean and simple delivery with a drop-and-drive lower half that stays well in-line. Sanford features a longer arm action out of the glove that transitions cleanly into a high three-quarter slot. His fastball sat 83-85 mph, touching 86 mph (1,955 rpm), with 18.6 inches of average induced vertical break showing impressive carry through the zone, while his curveball played at 73-74 mph (2,028 rpm) with two plane break. The heater consistently showed downhill angles with late tailing action, complementing a sharp downer curveball that he was able to land below the zone to coax chase. Rounding out his repertoire, a 74-76 mph changeup (1,002 rpm) is thrown with fastball intent and produces late fading sink near the hitting zone. The left-hander is an uncommitted arm to follow leaving the event.

+ RHP Michael Suokko (Westosha Central, 2027): Possesses an imposing 6-foot-5, 215 pound frame. The right-hander operates with a high intent, up-tempo delivery, utilizing a high leg-lift and front side to work downhill and in-line. Throwing from an over-the-top slot with a medium arm circle, he creates a serious downhill angle on his pitches. His fastball sat 89-91 mph (2,169 rpm) with 17.3 inches of average induced vertical break showing serious carry through the top of the zone. His curveball played at 73-76 mph (1,370 rpm) with -2.1 inches of horizontal movement. The heater generates good carry through the zone, setting up an over-the-top breaking ball with traditional 12/6 shape. He rounds out the mix with a changeup that he sells with fast arm speed, tossing the pitch at 77-78 mph with mostly straight actions and 12.2 inches of horizontal movement. Right-handed arm with impressive stuff, pitchability and deception with the extreme over-the-top slot.

+ RHP Taylor Rampetsreiter (Brookfield Central, 2027): Rampetsreiter establishes a physical presence on the mound, standing at a measured 6-foot-2, 185.2 pounds. He operates from a controlled, hybrid delivery with a medium leg kick to produce easy, athletic explosive delivery. Full arm action with growing feel to work on-time and in sync consistently, releasing out of a quick three-quarter slot with slight cross-fire action. His fastball sat 86-87 mph (2,142 rpm), touching an 88 mph max, with 8.7 inches of average induced vertical break, while his slider played at 76-78 mph (2,450 rpm) with -6.3 inches of horizontal movement. Notably, his tight-spinning slider tied to lead the entire event in average spin rate. He rounds out a versatile arsenal with an 81-82 mph changeup that maintains arm speed to generate an impressive 19.6 inches of horizontal movement, alongside a firm 83-85 mph cutter.

+ LHP Mason Robertson (Oak Creek, 2027): Robertson presents an athletic 5-foot-8, 150-pound frame. The left-handed hitter showcases solid lower-half explosiveness, recording a peak jump height of 25.2 inches during testing. On the mound, the southpaw is an athletic mover who tucks into his balance point with a medium leg-lift. He features a drop/drive delivery that works in-line with the plate, utilizing a clean, quick full arm swing with noticeable layback through a high 3/4 slot. His fastball sat 85-86 mph (1,588 rpm) with 12.1 inches of average induced vertical break and -6.8 inches of horizontal movement, while his cutter played at 77-80 mph. To complete his three-pitch mix, Robertson also deployed a splitter that hovered in the 73-75 mph range. Athletic and uncommitted left-hander to follow leaving Sunday’s event.

+ LHP Parker Davis (Burlington, 2027): Standing at 5-foot-10, 193.3 pounds, the southpaw offers a sturdy frame on the mound. Operating exclusively from the stretch, Davis utilizes a controlled leg-lift into a slightly tucked balance point, working in-line with a drop/drive lower-half. He features a long reach on the backside before accelerating his arm through a three-quarter slot. His fastball sat 80-83 mph (2,068 rpm) with 17.5 inches of average induced vertical break, while his slider played at 70-72 mph (2,005 rpm) with 10.0 inches of horizontal movement. The heater topped at 84 mph with straight carry traits through the zone, and his breaking ball flashed a gradual 1/7 shape with shorter action. Rounding out the arsenal, he tossed a 76-77 mph splitter that effectively kills spin and creates slight dropping action at the plate.

+ LHP Oliver Clouse (Case, 2027): The southpaw brings a 6-foot, 132.3-pound frame to the mound. Clouse operates out of a drop-and-drive lower-half with a high leg-lift and a long stride, getting down the slope quickly and in-line. His delivery features a loose, full arm swing from a three-quarter slot. His fastball sat 80-81 mph (2,177.0 rpm) with 17.2 inches of average induced vertical break, while his slider played at 72-74 mph (2,435.0 rpm) with 8.5 inches of horizontal movement. The breaking ball displayed a shorter, tight 10/4 shape with feel, and its peak spin rate of 2,450.0 rpm led the event. He rounded out his arsenal with a changeup that sat 74-76 mph (1,873.0 rpm) with -13.6 inches of horizontal movement, landing in the zone at a 67.0 percent clip.

+ RHP Parker Feddersen (Menomonee Falls, 2027): Listed at 6-foot, 170 pounds. Operating on the mound, the right-hander utilizes a high leg kick and a controlled, up-tempo drop-and-drive delivery that creates an easy downhill operation. He works out of a fluid, loose low-3/4 arm slot with minimal cross-fire action. His fastball sat 79-83 mph (1,935 rpm) with 11.2 inches of average induced vertical break, while his curveball played at 71-73 mph (1,642 rpm) with 5.8 inches of horizontal movement. The primary offering showed heavy arm-side run and late life through the zone, pairing well with the sharp 11/5 shape and late bite of his breaking ball. Rounding out his arsenal, Feddersen maintained fastball arm speed on a 72-73 mph changeup (984 rpm) that effectively killed spin, bottoming out of the zone with 15.0 inches of horizontal movement.

TWO-WAYS

+ OF/RHP Ira Hilbelink (Cedar Grove-Belgium, 2027): Is one of the top prospects in the state regardless of class and has built on an already advanced set of tools. Standing at a strong, athletic 5-foot-11, 197-pounds, the right/right athlete put together a dominant two-way performance. At the plate, the right-handed hitter utilizes a rhythmic setup before uncorking a swing that is short, fast, and direct to the zone, allowing him to easily drive the ball to all fields with advanced and easy feel for the barrel. He paced the entire event offensively, leading the showcase with a 107 mph max EV, a 102.2 mph average EV, and an 80.6 mph bat speed with 27.0 g of rotational acceleration. The twitchy prospect is a standout athlete, clocking a 6.69 in the 60-yard dash, and from the outfield, throws home topped 97 mph. Translating his premium arm strength to the mound, the right-hander also led the event in pitching velocity. His fastball sat 91-93 mph (1,847 rpm) with 14.5 inches of average induced vertical break, while his curveball played at 77-78 mph (2,441 rpm) with -17.1 inches of horizontal movement. Impressive two-way talent that is a must-follow prospect on a national level coming out of the Badger State.

+ C/RHP Ben Haas (Muskego, 2027): The catcher and third baseman boasts a sturdy 6-foot-0, 178-pound frame. At the plate, the left-handed hitter works with a smooth, downhill bat path to and through the baseball, consistently hammering balls through the middle of the field. Haas registered a max EV of 97 mph and an average EV of 88.5 mph, paired with 70.0 mph average bat speed. From behind the plate, throws to second base were measured at 78 mph, with pop times in the low 2.00’s showing carry and accuracy through the base. On the mound, the right-hander works with a controlled tempo into a medium leg-lift and tall/fall delivery, releasing from a clean high 3/4 slot. His fastball sat 81-84 mph, touching 85 mph (an event-best 2,364 rpm) with 19.9 inches of average induced vertical break, while his curveball played at 70-71 mph (2,303 rpm) with 7.9 inches of horizontal movement. He also mixed in a 74-76 mph changeup (2,010 rpm) that showed big lateral fade to the pitch.

+ OF/LHP JD Weiland (Wisconsin Rapids Lincoln, 2027): Standing at a physical 6-foot-4, 225-pounds, highly imposing frame. The left-handed hitter drives the baseball with authority through the middle of the field, creating backspin as he was able to leverage the ball from a downhill swing. He routinely generated hard contact with an impressive 92.8 mph average EV and a peak max EV of 101 mph, while his 79.9 mph average bat speed and 19.0 g of rotational acceleration are very high marks and some of the top swing metrics of the event. Moves well for his size with a 7.18-second 60-yard dash, and his throws home topped 88 mph during outfield evaluations. On the mound, operating exclusively out of the stretch as a southpaw on the mound, he works aggressively downhill with an explosive and repeatable delivery. His fastball sat 82-84 mph (1,946 rpm) with 17.1 inches of average induced vertical break, while his changeup played at 77-78 mph (1,665 rpm) with -14.3 inches of horizontal movement. He also mixed in a 71-76 mph splitter that effectively killed spin and flashed late drop through the zone. It was a very good look from the two-way talent who our staff is excited to view this spring.

OF/RHP Louie Fox (Wauwatosa East, 2027): Standing at a measured 6-foot-1, 179.2 pounds, Fox presents an athletic frame with room to continue adding strength. The left-handed hitter operates from a wide base before deploying a loose and fluid path that is short, fast, and direct to the zone. He shows a natural, hitterish feel in the box, consistently backspinning the baseball to do damage through the big part of the field. Fox generated a max EV of 97 mph and an average EV of 84.9 mph, backed by 74.5 mph bat speed and 14.0 g of rotational acceleration that establishes a highly projectable base for future power output. Rounding out his toolsy profile, the outfielder showcased his premium athleticism by recording a swift 6.77-second 60-yard dash.

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