Services Team

Sales

Brian Graff

Brian Graff

Service Director

Brian Graff graduated from Grand Canyon University in 2014 with an MBA. He proudly served 11 years in the Navy, deploying three times on the USS Nimitz, working on the electronics of the F/A 18 Super Hornet. In 2011, he joined Schneider Electric as a field service engineer. In 2014, Brian joined TSC Services bringing his technical knowledge of UPS’s and power systems. Brian enjoys the outdoors, hunting, and fishing.

  • brian@tubbesing.com
  • 214.801.3015
Jason Williams

Jason Williams

Outside Service Sales

Jason Williams came to Tubbesing Services in 2017. Prior to joining TSC Jason worked in the industry with a histroy of arch flash studies, thermal imaging, and electrical testing. Additionally we are thankful for Jason’s service in the United States Air Force. Jason handles all projects that require a project manager. He will help you with project timelines, startups for products, commissioning and final acceptance. He enjoys playing sports, donating his time to church and spending time with his family. Jason is married with two kids and lives in Fort Worth, TX.

  • jason@tubbesing.com
  • 972.567.1595
Tyler Watterson

Tyler Watterson

Outside Service Sales

Tyler Watterson graduated from the University of Arizona in 2013 with a degree in Economics. Prior to joining TSC in 2022, Tyler spent four years at Sealco providing critical environment services to various data center and cleanroom facilities in DFW and throughout the country. Many years spent working in the service industry provides Tyler with a strong customer service foundation upon which he began his career in service sales in 2017. Tyler lives in Carrollton with two lazy Australian Shepherds and spends most of his free time working on lowering his 3.3 golf handicap (pro tip: he’s a great scramble partner) or playing and watching soccer.

  • tyler@tubbesing.com
  • 214.435.7206
Heather Webster

Heather Webster

Director of Inside Service Sales

Heather Webster graduated with an undergrad in Photography, Metals and Art History in 2000 and completed her MBA in 2009. In 2016, she joined the Schneider Electric Service Sales team as a Strategic Target Account Manager, working with high dollar, multi location accounts. In 2020, Heather became the newest addition to TSC Services team as a Business Development Manager. Her rich experience in customer service and mission critical facility, yields dynamic support to data center coverage and management. Heather provides a wide range of knowledge to determine the best and most effective ways to support these critical services. Her current role as Director of Inside Service Sales has allowed for continued growth with a supportive management style, training and developing the inside team, while supporting some of TSC larger accounts. She resides in Rhode Island with a highly inquisitive 12 year old daughter, two crazy cute dogs, enjoys weight lifting, yoga and a rare steak.

  • heather@tubbesing.com
  • 401.207.9697
Sydney Simone

Sydney Simone

Inside Service Sales

Sydney Simone joined Tubbesing Services in 2021 as an Inside Service Sales Manager. She graduated from College of the Canyons with an A.A. in Legal Studies. Sydney provides excellent customer service by assisting the Dallas services team with managing sales accounts, quoting, and scheduling.

  • sydney@tubbesing.com
  • 661.878.6528
Aija Aldrich

Aija Aldrich

Inside Service Sales

Aija Aldrich joined Tubbesing Services in 2022 as an Inside Service Sales Manager. She graduated from the University of Rhode Island with a B.S. in Nutrition and Dietetics. She assists the Dallas team with managing sales accounts, quoting, and scheduling. In her free time she enjoys being outside, traveling, and walking with her Great Dane puppy.

  • aija@tubbesing.com
  • 401-965-0818

Field Service

Aaron Blake

Aaron Blake

Master UPS Field Engineer

19 years in Critical Power. Provides technical support for all UPS manufacturers, including but not limited to preventive maintenance services and repairs.

  • aaronb@tubbeisng.com
  • 469.938.1120
Mike Farrell

Mike Farrell

Master Cooling Technician
  • mike@tubbesing.com
  • 214.335.0493
Terrence Garrett

Terrence Garrett

Field Engineer

Terre joined the services team at the beginning of 2019 to assist in building Data Centers, serving as a technician and helping with project management. A big believer in consistency, transparency, and excellence, Terre supports our customers with integrity and hard work meeting their needs and bringing solutions.

  • terry@tubbesing.com
  • 817.851.3360
Kyle Divers

Kyle Divers

Field Engineer

Kyle has recently joined TSC Services bringing 10+ years of electrical experience and knowledge as a journeyman service electrician and holds a certificate in PDI Service Training. When he's not at work he is a dedicated husband and father of two.

  • kyle@tubbesing.com
  • 214-796-6226

UPS Battery Replacement

Mike Garduno

Mike Garduno

Master Electrician & UPS Battery Service Sales

Mike Garduno is a Master electrician with 39 years in the AC and DC electrical power business. The last twenty-five of those years in the DC power and battery power industries. Most of this work being in the data center, telecom and power generating station environments. Mike joined the TSC team in 2021 when his company, MGBE, merged with the TSC services team.Over his career, Mike has supervised or physically installed everything from Switch Gear, to transfer switches, to Generator sets, which includes all related components.He has engineered and installed miles of electrical conduit racking systems. He has engineered and installed both AC and DC buss duct systems up to 10,000 AMPS; also including duck bank and underground medium voltage power systems. Mike has replaced and installed many large DC power plants of 120 volt and -48-volt systems without turning off any loads “live traffic.” Some with ratings over 10,000 AMPS DC. He has repaired 400 -800-amp DC rectifiers, C&D, Lorain, and Marconi, as well as inverters and UPS systems. He and his team installed two of the largest AC stepdown transformers the Dallas Convention Center during the 1,000,000 SQ’ expansion in the 90’s.

  • mikeg@tubbesing.com
  • 214.762.5150
  • Master Electrician 197771
Johnny Surginer

Johnny Surginer

Battery Technician

Johnny has been in the battery business since 2013 with MGBE. He joined TSC Services in 2022. He has a loving wife and two teenagers.

  • johnny@tubbesing.com
  • 817.987.7729
Karlos Lopez

Karlos Lopez

Senior Battery Tecnician

Karlos graduated from Terrell High School and continued to ITT Technical institute for Computer Electronic Engineering in 2001.Karlos started in this industry with Southwestern Battery in 2007-2010. Moved over to MGBE to become the lead technician from 2010-2022. Started working for TSC in 2022 to become field service manager.Karlos likes to take off road trail rides in his Polaris RZR 900s or his 1000xp sportsman. Cookouts are his specialty.

  • Karlos@tubbesing.com
  • 972.754.5548
Hector Aranda

Hector Aranda

Battery Technician
  • hector@tubbesing.com
  • 469.474.0839
Casey Hestand

Casey Hestand

Battery Technician

Casey is from Greenville, TX and loves dirt bikes. Enjoys Air Heads & Sour Patch Kids candy. He now resides in Dallas, TX with his wife and kids.

  • casey@tubbesing.com
  • 214.493.1305

Software

Jeff Noel

Jeff Noel

Software Engineer

Jeff Noel started with Tubbesing Services in 2013. Before coming to TSC, Jeff worked in the casino industry in Oklahoma. Jeff is married and lives in Oklahoma. Jeff deals mainly with the software/monitoring department. He enjoys pretty much anything dealing with computers from robotics to network security and data analysis.

  • Jeffn@tubbesing.com
  • 214.690.6866
Chris Diaz

Chris Diaz

Senior Manager Technology Services

Chris is a Veteran of the United States Navy with 20 years of extensive experience on Switchgear, Uninterruptable Power Supplies, Programmable Logic Controllers, Automatic Transfer Switch(ATS), Propulsion and Power Generating Gas Turbines, and Diesel Generators. Chris previously worked for Unified Power, as an Engineering Manager & General Electric as a UPS, Switchgear, and ATS Field Engineer in locations across the United States and Central and South America. He has service experience on all major manufacturers for UPS equipment; UPS batteries (including Lithium Ion, NiCd); High, Medium, and Low voltage switchgear & Generators.

  • chrisd@tubbesing.com
  • 262.237.4890
Lindsey Jelepis

Lindsey Jelepis

NOC Technician

Lindsey joined Tubbesing Services in 2019. She graduated from Nucamp Coding Bootcamp in Seattle, WA earning JavaScript, Bootstrap, React and React Native certificates in Front-end Web Development. She works as an Integration Technician, supporting Jeff and Phillip in the Network Operations Center (NOC). She enjoys spending time with her little boy and her cat.

  • lindsey@tubbesing.com
  • 817.791.5282
Joe Moseley

Joe Moseley

NOC Technician and Field Service Dispatch

Joe comes to Tubbesing with thirty years of experience in a variety of fields, including mental health care; video game development; retail and corporate help desk; and data networking management and security, in both corporate and retail environments. He works in the Tubbesing NOC.

Alan Counts

Alan Counts

NOC Technician

Alan has attended college at Riverside City College in California. After moving to Texas, he continued college at the Dallas campus of the University of Phoenix and is currently enrolled in a school emphasizing engineering, networking, and electronics. He started as a field technician in telecommunications in 1993 and advanced to project management with an emphasis on network infrastructure and information technology.

  • Alan@tubbesing.com
  • 903.316.4489

Alex Evans

NOC Technician

Marco Myers

NOC Technician