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  • Our team

Experience built in the field. Engineered for extremes.

Our team brings decades of real-world experience across drilling, engineering, operations, technical development, sales and customer support — engineers, operators, innovators and problem-solvers committed to helping customers push further and drill smarter.

  • Leadership

Maria Neves Carrasquilla

  • Extreme & Tech Access USL Manager

Maria leads Extreme’s U.S. operations with more than 20 years of experience across drilling, engineering, operations and technology — focused on connecting customers with the right technology, people and solutions to perform today while preparing for what comes next.

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Toby Mayes

  • Sales Manager – Extreme

Toby brings more than 30 years spanning field engineering, operations, directional drilling and sales leadership — connecting customers with downhole technologies that improve drilling performance, reliability and operational efficiency.

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  • Business Development & Sales

Building relationships. Driving results.

15+ yrs

SHANE BALDWIN

  • Customer Engagement Coordinator

Started in openhole wireline in Williston, ND, and transferred to Midland in 2016, where he became the first Remote Operations Expert (ROEx) in the world.

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25+ yrs

Travis Syzdek

  • Business Development Manager

25+ years in field operations, technical sales and equipment rental solutions.

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22+ yrs

Mike Oswald

  • Technical Sales

20+ years in MWD, directional drilling and rotary steerable technology.

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9+ yrs

Paul Tessman

  • Sales Representative

15+ years in sales, business development and account growth.

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  • Operations & Service

Operational excellence. On every job.

35+ yrs

Chuck Seyler

  • Extreme Operations Coordinator

35+ years in directional drilling, operations management and service delivery.

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15+ yrs

Chad Pill

  • Field Service Supervisor

15+ years in field service, MWD operations and operations coordination.

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20+ yrs

JON BELLAMY

  • Business Development Manager – Perforating Products, North America Land

More than 20 years of oil & gas experience with a strong background in sales, business development, and customer relationship management.

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29+ yrs

BOB KERN

  • NAL RP Extreme / Tech Access Operations Manager

Oil and gas industry manager with 29 years of experience in operations, sales, business development.

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  • Product & Technical

Technology leadership. Built for tomorrow.

9+ yrs

DANA CARLOS

  • XER Operations Coordinator

Dana values hard work, self-discipline, integrity and service to others. He believes that commitment to a shared goal and a collaborative team can achieve meaningful results.

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19+ yrs

DAVID SMITH

  • XER Operations Coordinator

Plays a little golf, an addiction from younger days. Today he spends most of his free time traveling with his family. 

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20+ yrs

CHAD BOWERS

  • Sales Manager – Dyna-Drill USL

The team is stronger than the individual mindset — “Better together.”

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22+ yrs

CALEB BURNETT

  • Customer Engagement Coordinator

I enjoy the client interface that the Extreme door has opened into the open market.

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15+ yrs

MARIO AZZURRI

  • Command Center Manager

Began his oil & gas career with SLB D&M as a Field Engineer supporting Eagle Ford and Permian Basin operations.

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15.8+ yrs

BRANDON PHAN

  • Maintenance Manager

An experienced operations and maintenance leader with extensive knowledge of people leadership.

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20+ yrs

PHILIP KOKEL

  • North America Land Perforating Technology Manager

Philip has spent his career engineering and managing the development of globally deployedcompletions and perforating technology.

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12+ yrs

TY BELTZ

  • Sales Engineer

Born and raised in Kansas, Ty is married and has a daughter. He enjoys spending time with family, getting into golf, outdoor activities and watching sports.

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25+ yrs

CHRISTOPHER C. BOPP

  • Service Delivery Manager

Christopher is a Service Delivery Manager with experience in drilling operations, DD, MWD and LWD technologies.

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  • One team. One mission.

Engineered for

From engineering and operations to sales and support, our team works together to deliver proven technology, dependable service and real results in the field.

Contact our team

MARIA NEVES CARRASQUILLA

  • Extreme & Tech Access USL Manager
  • PERSONAL

Originally from Brazil, but Texas feels like home — she has spent most of her career here and raised her two Texas-born kids. Enjoys the outdoors and spending time in nature with family and friends.

  • WHY EXTREME

The Extreme team is unique. They are experienced, passionate, authentic, and genuinely work together like family. We have each other’s backs, celebrate successes together, and work through challenges as a team. In all my years with SLB, I have rarely seen a group with this level of trust andcamaraderie. What also makes Extreme special is how close the team is to our customers — they focus on what is best for the customer and do whatever it takes to support operations. Extreme is more than a company, it is a trusted partner. There is very little turnover, which speaks to the culture and the people who make it such a great place to work.

  • CONTACT

MNeves@slb.com|

Toby Mayes

  • Sales Manager – Extreme
  • YEARS OF EXPERIENCE

32 years in the oilfield, 15 with Extreme

  • PERSONAL

From Livingston, TX. Enjoys playing guitar, hunting, fishing, and golfing.

  • WHY EXTREME

Extreme is the perfect sales job — all our customers are in the directional service business, just like us, and many of them are close friends. I get to help them be successful with our world-class technology.

  • CAREER SUMMARY
  • Jan 2013 – Apr 2018: Business Development Manager – Extreme Drilling Equipment Rentals
  • Feb 2012 – Dec 2012: VP Sales – Archer Directional Services
  • Apr 2010 – Feb 2012: Global Account Manager – NOV
  • Jan 2009 – Apr 2010: US Operations Manager – Extreme Engineering
  • Jan 2008 – Dec 2008: D&M Segment Sales Manager, GOM Shelf and SET/STX
  • Apr 2007 – Dec 2007: NGC Sales Manager – D&M
  • Sep 2004 – Mar 2007: Operations Manager – D&M – SET/STX
  • Apr 2002 – Aug 2004: Sales Engineer, D&M
  • Aug 2000 – Mar 2002: Technical Sales Representative – Ryan Energy Technologies
  • Apr 1998 – Jul 2000: MWD Field Service Manager
  • Jul 1997 – Mar 1998: Engineer In Charge
  • Mar 1995 – Jun 1997: MWD Field Engineer
  • Sep 1994 – Feb 1995: Well Planning Engineer
  • CONTACT

TMayes@extremeeng.com| 

SHANE BALDWIN

  • Customer Engagement Coordinator
  • YEARS OF EXPERIENCE

15 years in O&G, almost 7 with Extreme

  • PERSONAL

Married to his wife Stephanie for 19 years, with five kids. Hobbies are hunting, fishing, and traveling with his wife and kids as time and money permit. From the mountains of Northern Idaho.

  • WHY EXTREME

Extreme is more of a family than a company — we all know each other and would be there for each other in our times of need. We have the freedom to work in unique ways and are able to help our clients with their needs quicker than most organizations.

  • CAREER SUMMARY

Started in openhole wireline in Williston, ND, and transferred to Midland in 2016, where he became the first Remote Operations Expert (ROEx) in the world. Later served as shop foreman, Global Toppstrainer, and driver trainer before being recruited by Stephen Richmond to help build the Extreme brand in Midland, TX.

  • CONTACT

SBaldwin@extremeeng.com

TRAVIS SYZDEK

  • Business Development Manager
  • YEARS OF EXPERIENCE

25 years in O&G, 13 with Extreme

  • PERSONAL

Born and raised in Texas. Hobbies include cooking BBQ, and fishing and hunting with his two teenage boys, Trace and Tucker.

  • WHY EXTREME

Being part of the Extreme team and working with market-leading technologies.

  • CAREER SUMMARY

Started in the field with Schlumberger’s Anadrill as an MWD Trainee and worked up to Field Service Manager in the Wharton, TX district, then moved to sales for Schlumberger D&M, taking care of various operators including Anadarko. Schlumberger purchased Extreme Engineering in 2007 and hewas asked to help with sales two years later. At Extreme he took on the role of Leasing Contracts Manager & Sales, which included developing and implementing the tool lease model for third-party directional companies. Today he continues to provide sales support and direction to directional companies looking to run Extreme’s RSS systems.

  • CONTACT

tsyzdek@slb.com

Mike Oswald

  • Technical Sales
  • YEARS OF EXPERIENCE

22 years with SLB (10 with Extreme)

  • PERSONAL

Wife and two kids (10 and 12). Hobbies: mountain biking, rock climbing, skiing. From Detroit, Michigan. Mechanical Engineering degree from the University of Michigan.

  • WHY EXTREME

Our team! We’re not just co-workers, we’re all friends who have worked together for 20+ years. The customers, too — these are friends we’ve worked with directly or as customers for decades. They’rethe kind of people we enjoy drinking beer with.

  • CAREER SUMMARY
  • MWD Engineer / Directional Driller (Rockies) – 4 years
  • MWD/DD Coordinator (Rockies) – 2 years
  • RSS Product Champion (North America) – 6 years
  • Extreme Sales – 10 years
  • CONTACT

MOswald@slb.com

PAUL TESSMAN

  • Sales Representative
  • CONTACT

PTessman@extremeeng.com

CHUCK SEYLER

  • Extreme Operations Coordinator
  • PERSONAL

Born in Houston and living in Cypress, Chuck is married with five grown children and eight grandchildren. Outside work, he enjoys time with family, fishing and other outdoor activities.

  • CAREER SUMMARY

Chuck has served as an Extreme Operations Coordinator since 2022. His background spans directional drilling supervision, coordination and operations management, including deepwater Gulf of Mexico support for Exxon, Shell and Anadarko/OXY. At Schlumberger, he served as Directional Drilling Coordinator from 2004 to 2010, Houston Operations Manager for Directional Drilling and MWD from 2010 to 2011, and Drilling Services Manager for Directional Drilling Operations from 2011 to 2020.Earlier roles included Senior Directional Drilling Supervisor at Baker Hughes Inteq from 1995 to 2004, Manager and Directional Driller at Vogel Engineering from 1994 to 1995, and Directional Driller at Slimdrill from 1990 to 1994. His experience includes short-, medium- and long-radius wells across the United States, Canada and Hungary. He also served in the US Coast Guard from 1986 to 2007, including search and rescue, maritime law enforcement and small-boat coxswain duties.

  • CONTACT

CSeyler@slb.com

CHAD PILL

  • Field Service Supervisor
  • CONTACT

CPill@extremeeng.com

JON BELLAMY

  • Business Development Manager – Perforating Products, North America Land
  • YEARS OF EXPERIENCE

Over 20 years in O&G, nearly 5 with Extreme

  • PERSONAL

Wife Morgan; daughters Sara Catherine, Ahri, and Cameron; son William. Enjoys spending time with family and friends, playing golf, traveling, sports, concerts, and competing. Has always enjoyed building relationships with people, both personally and professionally.

  • WHY EXTREME

The people and the culture. We have a team that understands our customers and the importance of delivering quality products, dependable service, and solutions they can trust. Extreme gives me the opportunity to work alongside great people, take care of our customers, and be part of a team that is competitive, innovative, and focused on continued growth.

  • CAREER SUMMARY

More than 20 years of oil & gas experience with a strong background in sales, business development, and customer relationship management. For nearly five years he has been with Extreme, focused on business development for perforating products and supporting customers with solutions that meet their operational needs. Prior to Extreme, he spent 10 years with Pro-T Offshore Filtration, much of it supporting deepwater operations in the Gulf of Mexico, and before that 10 years with Omni Energy in sales management over their offshore companies. Throughout his career he has built his business around developing strong customer relationships, understanding their operations, and finding solutions that deliver value and results.

  • CONTACT

JBellamy@slb.com

BOB KERN

  • NAL RP Extreme / Tech Access Operations Manager
  • YEARS OF EXPERIENCE

29 years in O&G, 2 with Extreme

  • PERSONAL

Married, with three children and a grandbaby. Enjoys all levels of American football, from throwing passes with his son in the yard to Texas Tech and the Houston Texans. Loves hunting, especially upland game, and is getting back into fishing with his son.

  • WHY EXTREME

In both the Extreme and Tech Access business lines, I get to interact with wireline companies across North America. I enjoy using our technology to help build business partnerships and help strengthen their portfolios.

  • CAREER SUMMARY

Oil and gas industry manager with 29 years of experience in operations, sales, business development, and line management, with positions held across North America and Australasia in both land and offshore operating environments, including unconventional and deepwater.

  • CONTACT

bkern@slb.com

Dana Carlos

DANA CARLOS

  • XER Operations Coordinator
  • YEARS OF EXPERIENCE

Joined Extreme Rentals in August 2017.

  • PERSONAL

Dana values hard work, self-discipline, integrity and service to others. He believes that commitment to a shared goal and a collaborative team can achieve meaningful results.

  • CAREER SUMMARY

Dana Carlos brings experience across field operations, operations support, directional drilling and client engagement. He began his Schlumberger career as a measurement- and logging-while-drilling specialist in Wharton, Texas, before moving into the Operations Support Center as an Operations Support Engineer. There, he helped re-establish remote operations and develop the support center in Henderson, Colorado, working with the team to improve how operational data was stored and shared.

 

Dana later returned to Houston and cross-trained as a directional driller, leading rig-site jobs before progressing through Engineer in Charge, Directional Drilling Coordinator and Service Delivery Manager roles. He joined Extreme Rentals in August 2017 as a Client Engagement Coordinator. His work has connected customers with the Command Center and service delivery teams, coordinating job requirements, technical proposals and operational support. His experience also includes service-quality reviews, issue resolution and maintaining clear communication with customers throughout the job cycle. He emphasizes collaboration, recognizing each team member’s strengths and a positive, focused approach to service quality.

  • CONTACT

DCarlos@slb.com

DAVID SMITH

  • PERSONAL

Plays a little golf, an addiction from younger days. Today he spends most of his free time traveling with his family. He has 18-year-old twin girls that he and his wife used to push to try new things and experience the world — now that they are older, they are the ones constantly pushing him to do the same in every spare minute.

  • WHY EXTREME

I get out of bed in the morning because I like collaborating with customers to apply cutting-edge technology to solve the industry’s toughest challenges; watching how quickly the industry can evolve when everyone has access to the latest technology; and working with an amazing, diverse team that supports the technology and pushes each other to be the best we can be.

  • CONTACT

DLSmith@extremeeng.com

CHAD BOWERS

  • Sales Manager – Dyna-Drill USL
  • YEARS OF EXPERIENCE

20 years with SLB, 1 with Extreme

  • PERSONAL

Married for 27 years, with four kids ranging from 27 to 4 years old. Loves to golf, cook, and take care of his 2-acre homestead — a self-proclaimed expert DIY’er.

  • WHY EXTREME

The team is stronger than the individual mindset — “Better together.”

  • CAREER SUMMARY

Logistics Supervisor, MWD hand, Tool Traffic Controller pilot program / Asset Coordinator (STX), DT&R Motor Coordinator, Dyna-Drill Sales and Sales Manager.

  • CONTACT

CBowers@slb.com

CALEB BURNETT

  • Customer Engagement Coordinator
  • YEARS OF EXPERIENCE

22 years of experience (20 with SLB), 3 with the Extreme organization

  • PERSONAL

He and his wife of 20 years are both native East Texans and local business owners. They have two sons in high school and a daughter at Texas A&M studying Biomedical Sciences — as a UT graduate, he is still trying to figure this all out. Hook ’em Aggies?

  • WHY EXTREME

I enjoy the client interface that the Extreme door has opened into the open market.

  • CAREER SUMMARY
  • 2004 – 2014: SLB Production Services – cased hole completions, seismic operations
  • 2014 – 2015: Field Service Manager – Tyler, TX
  • 2017 – 2023: USL field operations as GFS
  • 2023 – current: Extreme
  • CONTACT

CBurnett4@slb.com

MARIO AZZURRI

  • Command Center Manager
  • YEARS OF EXPERIENCE

15 years in O&G, 7 with Extreme

  • PERSONAL

Originally from New York and a graduate of the University of Michigan. Married with two children. Outside of work he enjoys traveling and spending time with family, fishing, attending sporting events, and going to concerts — especially exploring new places and creating new experiences with his family.

  • WHY EXTREME

The people and the opportunity to keep learning and growing. There’s a strong sense of teamwork, and people are always willing to support each other and work together to solve challenges. I also appreciate the company’s focus on innovation and finding better ways to support our customers. It’srewarding to be part of a team where you can contribute, share ideas, and see the impact of the work you do.

  • CAREER SUMMARY

Began his oil & gas career with SLB D&M as a Field Engineer supporting Eagle Ford and Permian Basin operations, specializing in M/LWD tools — field experience that gave him a strong foundation in drilling operations, downhole technology, and troubleshooting in demanding environments. He later transitioned into tool asset coordination for North America Land, focused on improving asset utilization and availability, and then moved into the North America Land Operations Support Center, concentrating on tool reliability and failure prevention through pre/post-run quality control, advancedtroubleshooting, SOP development, and process improvement. That path led him to manage a team of specialists and engineers within the Extreme Command Center, supporting operations and resolving complex technical issues. At Extreme he has expanded his focus into business process optimization, reporting, data visualization, and developing solutions that help teams make better, more informed decisions.

  • CONTACT

MAzzurri@slb.com

BRANDON PHAN

  • Maintenance Manager
  • YEARS OF EXPERIENCE

15.8 years in O&G with SLB, 8.4 with Extreme

  • PERSONAL

Raised in Southeast Georgia. Enjoys maintaining an active lifestyle through a variety of outdoor and indoor activities, and loves traveling, experiencing different cultures, and exploring the unique foods and traditions each place has to offer.

  • WHY EXTREME

Working with our dedicated and knowledgeable people, the technical complexity of our work, and the opportunity to make a visible impact. Our team supports critical technologies where reliability, availability, maintenance quality, and timely delivery directly affect our clients and reputation. Despite constant changes in technology, activity, and resource demands, our resilient team continues to adapt, solve difficult problems, and deliver meaningful results.

  • CAREER SUMMARY

An experienced operations and maintenance leader with extensive knowledge of people leadership, production, planning, asset management, supply chain, financial performance, and customer delivery. Throughout his career with Extreme he has led large technical organizations and developed a strong understanding of the functions required to run a safe and dependable operation. Passionate about developing people, improving how teams work, and maintaining an engaged, collaborative environment.

  • CONTACT

BPhan@slb.com

PHILIP KOKEL

  • North America Land Perforating Technology Manager
  • YEARS OF EXPERIENCE

20 years with SLB, including 4 years with Extreme

  • PERSONAL

Philip and his wife enjoy supporting their two children in baseball, soccer, tennis and theatre. He also enjoys fishing, hunting and an annual four-day backpacking trip on a new section of the Appalachian Trail.

  • WHY EXTREME

I enjoy working with customers to find the best solution to their unique needs within each basin.

  • CAREER SUMMARY

Philip has spent his career engineering and managing the development of globally deployedcompletions and perforating technology. Since joining Extreme, his focus has been on North America land.

  • CONTACT

PKokel@slb.com

TY BELTZ

  • Sales Engineer
  • YEARS OF EXPERIENCE

12 years in oil and gas, including 1 year with Extreme

  • PERSONAL

Born and raised in Kansas, Ty is married and has a daughter. He enjoys spending time with family, getting into golf, outdoor activities and watching sports.

  • WHY EXTREME

I enjoy working for Extreme because of the culture, very team oriented, and all working towards the same goal.

  • CAREER SUMMARY

Ty brings six years of field experience as a mudlogger and MWD engineer, predominantly in the United States. His background also includes PSD management in the Gulf of Mexico and US land, with expertise in surface logging and geology.

  • CONTACT

TBeltz@slb.com

CHRISTOPHER C. BOPP

  • Service Delivery Manager
  • YEARS OF EXPERIENCE

More than 25 years in drilling and measurement technologies, field operations, service delivery and asset coordination.

  • PERSONAL

Christopher enjoys Brazilian Jiu-Jitsu, aviation, snowboarding, shooting sports, business opportunities and entrepreneurship. He volunteers as a youth Brazilian Jiu-Jitsu coach, helping students develop confidence, discipline, resilience and respect.

  • CAREER SUMMARY

Christopher is a Service Delivery Manager with experience in drilling operations, DD, MWD and LWDtechnologies, field service management, rental coordination, customer relations and operational leadership. Since May 2015, his Houston-based Service Delivery Manager and XER Operations Coordinator work has included rental asset management, customer support, operational planning and business process improvement. His drilling and measurements career began in 2000 and progressed through MWD engineering, directional drilling and operations support roles. From 2010 to 2015, he supported Archer systems across North America and international operations when requested. Earlier field experience included Eagle Ford, Haynesville, Cotton Valley, Barnett Shale and South Texas horizontal drilling programs. He holds a Bachelor of Business Administration from Texas A&M University–Corpus Christi and associate degrees in Hotel and Restaurant Management and Culinary Arts from Del Mar College.

  • CONTACT

CBopp@slb.com