Aaron Klosterman, Owner of Auto repair shop In Grand Blanc Township, MI At Grand Pointe Automotive. Man in black polo shirt

Aaron Klosterman

Owner

Outside of work, Aaron enjoys fishing, traveling with his family, and coaching a travel baseball team that his son plays on. He takes immense pride in his children, who continue to amaze him every day. If he weren’t running his auto repair facility, Aaron would likely own another small business, drawn to the challenge of building strong teams and creating workplaces where employees can grow to their fullest potential. Deeply committed to giving back, he values supporting the community that has supported his business for over 75 years. His efforts include sponsoring local school sports programs and fundraisers, donating school supplies to Flint’s inner-city schools, and organizing a collection of over 17,000 bottles of water for children during the Flint water crisis.

Courtney Pinkelman - Finance/HR Manager At Grand Pointe Automotive in Grand Blanc MI. Woman in automotive-themed setting.

Courtney Pinkelman

Finance/HR Manager

Courtney enjoys spending time with her family, camping, and making sourdough breads. She is most proud of her two daughters, who are the center of her life. While she can’t imagine pursuing another career now, she was once intrigued by the idea of owning a restaurant. Her first car was a 1988 Pontiac Fiero in mint condition, which she purchased from her great-grandmother.

Randi Klosterman - Accounting At Grand Pointe Automotive in Grand Blanc MI. Woman in black jacket, smiling.

Randi Klosterman

Accounting

Randi enjoys spending time with her family, cheering on her son in sports and her daughter in dance, often accompanied by their dog, Maggie. She loves traveling with her family, especially to escape the cold weather, and also helps coach her daughter’s dance team while serving on the non-profit Bring More Good for the past five years. Randi is most proud of being married to her best friend for 20 years. If she weren’t in her current role, she humorously notes she would have loved Vanna White’s job on Wheel of Fortune, before retiring to run a dog rescue. Her first car was a 1989 Pontiac Bonneville, and her dream car would be an old Bronco or a Dodge Challenger—she loves going fast!

Nathan Bauman - Marketing/Web Developer At Grand Pointe Automotive in Grand Blanc MI. Person wearing a white polo.

Nathan Bauman

Marketing/Web Developer

Outside of work, Nathan enjoys creating music and spending time with people. He is most proud of being part of building a national brand. If he weren’t in his current role, Nathan would likely pursue a career in music marketing or digital content creation. His first car was a Chevette, and while he doesn’t have a specific dream car, he values vehicles that are well-built and built to last.

Derrick Miller - Service Manager At Grand Pointe Automotive in Grand Blanc MI. Man in black polo shirt

Derrick Miller

Service Manager

Derrick enjoys working around the house and yard, spending time with his family, and watching hockey. He also loves outdoor activities like camping and fishing. Derrick is most proud of his two children, who he credits with shaping who he is today. While he doesn’t have a particular passion for working on cars, his interest in the automotive industry led him into management. His first car was a 1989 Mercury Grand Marquis, and his dream car would be a 1965–1970 Dodge Coronet. If he weren’t working in the automotive field, Derrick believes he would pursue a career involving facts, numbers, and statistics—perhaps in engineering or a related field.

Jim Vaughn - Parts Manager At Grand Pointe Automotive in Grand Blanc MI. Man in black polo shirt

Jim Vaughn

Parts Manager

Jim enjoys bowling, target practice, and traveling. He is most proud of his family, who remain the center of his life. If he weren’t in his current role, Jim would have pursued a career as a pilot, drawn to the opportunity to travel and see the world. His first car was a 1972 Chevelle, which also remains his favorite car to work on.

Brianna Guisbert - Service Advisor At Grand Pointe Automotive in Grand Blanc MI. Woman with long wavy blonde hair.

Brianna Guisbert

Service Advisor

Brianna enjoys watching true crime documentaries and TV shows on streaming services. She is most proud of her contributions to Grand Pointe Automotive, valuing the hard work, dedication, and quality that the team puts into every job, as well as the trust customers place in the shop. If she weren’t part of the automotive world, Brianna would pursue a career in senior health care, drawn to the opportunity to make a meaningful difference in the lives of seniors by providing care, support, and companionship. Her first car was a 2006 Pontiac Aztek, and her dream cars include a 1995 Ford Bronco and the 2025 2-Door Ford Bronco Heritage Edition.

Hayden Ramm - Service Advisor At Grand Pointe Automotive in Grand Blanc MI. Person wearing a blue jacket.

Hayden Ramm

Service Advisor

Outside of work, Hayden enjoys working on projects at home. He takes great pride in his children and values his independence. His first car was a 1997 Geo Prism, and while he doesn’t mention a dream car, his interest in cars remains a part of his life. If he weren’t in his current role, Hayden would likely pursue a career that allows him to work from home with a flexible schedule, balancing productivity with personal freedom.
Tayler Stableford Service Advisor At Grand Pointe Automotive in Grand Blanc MI. Woman with wavy hair, black shirt.

Tayler Stableford

Service Advisor

Tayler enjoys spending time with her two boys, especially during their special movie nights together. When not with her kids, she can often be found curled up on the couch watching scary movies. Tayler is proud of her growth since joining Grand Pointe Automotive four months ago, appreciating how much she has learned about the automotive world and valuing the opportunity to learn from experienced team members every day. Her first car was a Ford Bronco, and she also has a fondness for the Subaru Legacy.

Dennis Densmore - Master Automotive Technician At Grand Pointe Automotive in Grand Blanc MI. Person standing in a garage.

Dennis Densmore

Master Automotive Technician

Dennis enjoys golfing, snowboarding, riding dirt bikes with his kids, and spending quality time with his family. He is most proud of his children and the close-knit family he has built. If he weren’t in his current role, Dennis would likely have pursued a career in aviation, drawn to the excitement of flying and exploring planes. His first car—and lifelong favorite to work on—is a Mustang.

Gil McCann - Master Automotive Technician At Grand Pointe Automotive in Grand Blanc MI. Mechanic in automotive service center.

Gil McCann

Master Automotive Technician

Gil enjoys creating original music in his home studio, carefully piecing together each element to achieve his sonic vision. He also loves working on his Mustang. He is most proud of his family, who remain central to his life. If he weren’t in his current role, Gil would pursue a career as a music producer, drawn to recording, writing, and mastering rock music. His dream car is a 1970 Fastback Mustang, reflecting his passion for classic American muscle cars.
Pressley Holmes - Master Automotive Technician At Grand Pointe Automotive in Grand Blanc MI. Mechanic in workshop with tools.

Pressley Holmes

Master Automotive Technician

Pressley enjoys spending time with his kids and grandkids. He is most proud of his family and the close connections he has built over the years. If he weren’t in his current role, Pressley would have pursued a career as an accountant, drawn to his love of math and the accounting classes he took in high school. His first car was a 1980 Pontiac Trans Am, and his dream car is a 1967 Chevy C10 truck.
Tanner Ruiz - Master Automotive Technician At Grand Pointe Automotive in Grand Blanc MI. Man with beard in workshop

Tanner Ruiz

Master Automotive Technician

Tanner enjoys driving his Camaro and building engines. He is most proud of the life he has built and his journey attending Michigan State University. If he weren’t in his current role, Tanner would pursue a career as a vehicle tuner, fueled by his passion for making horsepower. His dream car is a Toyota Supra with a big turbo and 2JZ engine, and his favorite vehicles to work on are Toyotas.
Gavin Sproule - Automotive Technician At Grand Pointe Automotive in Grand Blanc MI. Man in black shirt and cap

Gavin Sproule

Automotive Technician

Outside of work, Gavin enjoys working on his cars, including his Mustang and Toyota Supra. He is most proud of buying his first house at the age of 21. Gavin’s passion for the automotive world runs in the family—his father worked on cars, and his grandfather worked for GM—and he has always dreamed of being an auto mechanic. His first car was a 2001 Chevy Aveo, his dream car is a 1990 Toyota Supra (which he now owns), and his favorite vehicles to work on are 2000s Silverado and Sierra trucks.
Johnathon Richardson - Automotive Technician At Grand Pointe Automotive in Grand Blanc MI. Man in automotive service uniform

Johnathon Richardson

Automotive Technician

Johnathon enjoys golfing, bowling, attending baseball games, and spending time with his family. He is most proud of his children, Vincent (4) and Leia (2). If he weren’t in his current role, Johnathon would likely pursue a career as a CAD designer or programmer, a passion he discovered in high school while writing CNC code and operating CNC machines during shop class. His first car was a 1995 Chevrolet Silverado, and he considers Chevy vehicles his favorite to work on due to their reliability and ease of maintenance.

Mark Kennedy - Shuttle Driver At Grand Pointe Automotive in Grand Blanc MI. Man portrrait

Mark Kennedy

Shuttle Driver

Mark enjoys spending his time outside of work at home, working on various projects. He is proud to have been married for over 50 years and cherishes his two children and two grandchildren. Mark’s first car was a 1967 Mercury Cougar, and his dream collection would include a fleet of American cars from 1950 to 1970. His favorite car to work on is a 1963 Chevy II he had while serving in the Air Force—a six-cylinder with a Powerglide transmission. A veteran of the United States Air Force, Mark served in the 321st Combat Support Group (SAC) in Recreation Services. After retiring from GM, he reflects that if he hadn’t pursued his automotive career, he might have stayed in the Air Force to experience the discipline, organization, and travel it offered.

Daniel Polzin - Shuttle Driver/ Retired Automotive Tech (retired from GPA) At Grand Pointe Automotive in Grand Blanc MI. Man in automotive service shop.

Daniel Polzin

Shuttle Driver/
Retired Automotive Tech
(retired from GPA)

Daniel enjoys watching TV, playing cards, and sharing beers with friends and family. He takes pride in helping friends and family with auto repairs, combining his skills with a desire to lend a hand. If he weren’t in his current role, Daniel says he might have pursued a career as a doctor, drawn to the opportunity to help others. His first car was a 1984 Dodge Aries, and his dream car is a gloss-black 1967 or 1970 Dodge Charger R/T with a 426 Hemi and all chrome trim. True to his straightforward nature, Daniel values honesty and discretion in both life and work.

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