Message

With 25 years of professional baseball experience—14 years as a player and 11 years as a pitching coach—we bring extensive expertise to our practice.

We are a Pitching Lab dedicated to biomechanics and pitch development. Our program focuses on helping athletes establish effective throwing routines to improve command and understand strategies for increasing velocity. Additionally, we incorporate shoulder and core strengthening exercises designed to prevent injury and promote proper throwing mechanics.

Mark DiFelice Pitching Lab

By booking with Mark DiFelice Pitching Lab, you agree to these Policies & Terms. Mark DiFelice Pitching Lab may cancel or reschedule a confirmed appointment if needed and will notify you as soon as reasonably possible. Please arrive on time; arriving late may shorten your service or require rescheduling. If you need to cancel or reschedule, please do so as early as possible; late cancellations and no-shows may incur a fee.

Mark did a great job with my 9 yo. 

He was thorough but was able to put instruction into context even a 9 yo could grasp. 

I saw positive changes in just 1 session!

Thank you Mark!

My 10U baseball team did pitching lessons with Mark.  He was fantastic with the boys and even signed a few autographs for them.  His instruction was excellent and the improvement of the boys' pitching mechanics was obvious.  We'll be using him for future lessons and I highly recommend him for others.

Mark is extremely knowledgeable and professional. He identified minor needs within the first 15 minutes of my son‘s workout and immediately started making adjustments. My son is so excited to see how far Mark’s expertise can take him! We couldn’t be happier.

Mark is an elite coach and trainer with a unique ability to connect with students of the game at all ages. 

Great start to focus on mechanics.  Thanks, Mark

My son Kieran attended Mark's pitching lab on 12/29/25.  I was very pleased with Mark's timely and insightful pitching feedback.  I have recommended Mark to others on Kieran's Whitpain 11u team.  

Always an amazing lesson with Mark. He is the best pitching coach!

My son loved it, I loved it! Very Professional,  also very welcoming! Coaching top notch. The work was very intentional,  and we left with an action plan to work on at home, as well we, video clips of our sons session/ progress, a diagram and video of home exercises for pitching. Thank you Mark! 

My son's pitching velocity and mechanics have greatly improved with consistent pitching sessions with Coach Mark.  I highly recommend for any pitcher looking to get stronger, improve his mobility, and become an overall more powerful pitcher.

Great experience my son loved it . Mark was awesome with him.

Great instructions. Clearly loves what he does and is very knowledgeable 

I  talked with my son who brought my grandson Frankie for the lesson.  Very encouraged with information provided by Mark, and will follow up with appointments in May

Everything was great should videos and exercises to strengthen his shoulder

Mark is a great resource for my son (10u). He works great with the athletes under his care and would recommend highly. 

Mark did a great job explaining all aspects of pitching and showing my son things he can do on his own to help with his form. Mark cares about the right things 

My son had a great time.  He enjoyed Mark's attention to detail about his mechanics.

Mark is an excellent instructor. He knows pitching mechanics and is very good helping the boys improve their skills. 

Miles had a great time at his first lesson and enjoyed learning from/ working with Mark. 

My son Brandon has been working with Mark for over a year.  Brandon has gained control, velocity, consistency, and confidence through Mark’s lessons.  In addition, he’s learned correct mechanics and different pitches.  Brandon’s success on the mound recently is directly related to his private lessons with Mark.  Mark is awesome and we are thankful for his expertise!  

Mark’s has a wealth of knowledge and experience plus, his teaching skills are top notch. Highly recommend him as a coach for any level of pitcher. 

My son has been getting lessons from Mark for 2 seasons now. In that time he has improved with his mechanics and control. Mark does a great job relating to my son and getting his message across. 

My grandson was so excited!  Mark was incredible and he was so comfortable working with him.  He learned so much in a short period of time. He wants to know if I can take him back every week!  Highly recommend!

Mark is an excellent coach and excels at teaching everything related to pitching including mechanics, arm health and velocity training. 

Easy to schedule a lesson. My son enjoys working with Mark. 

Excellent insight, caring approach and driven towards results.  

Mark is a great coach. His lessons are great. I’ve sent tremendous improvement in my son in a short amount of time

Mark DiFelice

Pitching Instruction 1/2hr. 

Pitching Instruction Hr. 

Desbloquee una experiencia de reserva perfecta

Elige complementos para mejorar tu servicio, o continúa sin ninguno.

Podrás elegir complementos después de seleccionar el servicio.

Complementos para {serviceName}

Complementos

Dirección

Cita reservada con éxito

Procesando pago

Procesando pago de depósito

Estamos revisando su solicitud de cita y pronto nos pondremos en contacto con usted por correo electrónico. ¡Gracias!

Solicitud de cita recibida

Nos disculpamos sinceramente y le invitamos a elegir un nuevo horario o llamarnos

Desafortunadamente, {businessName} tuvo que rechazar su solicitud de cita

Has cancelado tu cita

Su cita ya ha ocurrido

Si cree que se trata de un error, contáctenos en <link>{contactLink}</link>.

Esta cita ya no existe

Esta cita ya ha ocurrido

Lo sentimos, pero esta cita no existe

Este negocio ha deshabilitado la reserva en línea

Puedes gestionar la nueva cita <link>en este enlace</link>.

Esta cita ha sido reprogramada

Cancelar cita

Reprogramar

Cancelar o reprogramar

Política de cancelación

No pudimos confirmar esta reserva. Inténtalo de nuevo o contacta al negocio si el problema persiste.

Verificación fallida

Datos de contacto

Ingrese los datos de contacto

Contacto

Productos

Servicios

Día y hora

¿Cambiaste tus datos?

Discrepancia en la dirección de correo electrónico

Las tarifas ayudan a mantener su cuenta segura, reservan su hora de cita y apoyan las mejoras continuas de la plataforma.

Goldie cobra tarifas de reserva para ayudar a mantener su cuenta segura y respaldar las mejoras continuas de la plataforma. Estas tarifas se pagan directamente a Goldie.

Rellene el formulario antes de la cita

Tarjeta de regalo

Personalizar tarjeta de regalo

Seleccionar estilo

Seleccionar valor

Tarjeta de regalo canjeada

Tarjeta de regalo reembolsada

Tarjetas de regalo

Calendario

Tarjeta de regalo no válida

Programa de Fidelidad

Tienes una recompensa de fidelidad de {value} de descuento. ¿Quieres aplicarla a esta cita?

Tienes una recompensa de fidelidad disponible para esta cita. ¿Qué descuento quieres aplicar?

¡Recompensa de fidelidad disponible

Recompensa de fidelidad disponible

Se agotó el tiempo para completar su reserva. Seleccione una nueva fecha y hora para reiniciar el proceso.

Tus detalles de la tarjeta de regalo se guardaron. Regresa a la configuración de la tarjeta de regalo para reiniciar el pago.

Sesión de pago expirada

Introduce el código de verificación

Hemos detectado que has reservado antes con este negocio. Para disfrutar de una experiencia de pago más rápida, te hemos enviado un código de verificación a {phone}.

Fotos

Seleccione un producto que complemente su servicio, o continúe sin uno.

Reseñas

Servicios y productos

{type, select, staff {Servicios de {name}} other {Servicios}}

Filtrar por personal

Nuestro personal

¿Le gustaría añadir subclientes a esta cita?

Te avisaremos cuando haya un espacio disponible

Se ha unido a la lista de espera con éxito

Disponible para reservar

Has abandonado la lista de espera

Tarjetas guardadas en el archivo

Cambiar contraseña

Goldie permite a los profesionales independientes de belleza, bienestar y estilo de vida, así como a sus clientes, gestionar sus citas.

Crea una cuenta para gestionar tus citas

<highlight>{buyerName}</highlight> te ha comprado una tarjeta de regalo de <highlight>{value}</highlight> de <highlight>{businessName}</highlight>. Para canjearla, solo tienes que crear una cuenta gratuita.

Eliminar cuenta

Cambiar tu correo electrónico activará una nueva verificación de correo electrónico.

¿Olvidaste tu contraseña?

Historial de tarjetas de regalo

Inicia sesión para gestionar tus citas

<highlight>{buyerName}</highlight> te ha comprado una tarjeta de regalo de <highlight>{value}</highlight> de <highlight>{businessName}</highlight>. Para canjearla, simplemente inicia sesión.

Recompensas

Eliminar tarjeta

Restablecer contraseña

Antes de comenzar, confirma tu dirección de correo electrónico. Te hemos enviado un correo electrónico de verificación a {email}.

Verifica tu cuenta

Este número de teléfono ya está vinculado a una cuenta existente. Esa cuenta fue creada usando el correo electrónico {email}.

Número ya en uso

Hemos enviado un mensaje de texto con un código de verificación de 4 dígitos al {phone}. Por favor, ingrésalo a continuación.

Verifica tu número de teléfono

Estamos haciendo algunas mejoras ahora mismo

nombre del comprador

nombre

nombre del destinatario

Documento requerido

Formulario

Formulario enviado

Foto requerida

Deja tu reseña

¡Deja tu reseña! Gracias. ❤️

Formulario de cita

Después de eso, los depósitos no son reembolsables en caso de cancelación o inasistencia. Sin embargo, si reagenda dentro del plazo mencionado usando el enlace proporcionado, su depósito se transferirá automáticamente a su próxima cita.

Puedes cancelar o reprogramar antes de {time} el {date}.

Se ha enviado un correo electrónico con la tarjeta de regalo a <bold>{recipient}</bold>. Si no la ha recibido, por favor pídele que revise su carpeta de spam o correo no deseado.