Golden Gears Automotive

Auto Repair &  Maintenance 

Manssor Daneshmand


Joann is Sam's wife and co-owner of Golden Gears. She began working at the shop a few months after its opening and has been an integral part of the shop's success. Her strong administrative and organization skills bring order to what otherwise could be a chaotic working environment. She brings the "family" into the family business, and over the years has managed to build lasting relationships with most of our customers. She has held Golden Gears to its core traditional family values, making sure that we take vacations and spend time with our kids. 

Voula VithoulKas

Office Manager

OuR Team

Golden Gears opened its doors on August 1, 1991 with Sam as the only employee. Since then, it has grown into a six bay shop providing excellent service to over 3,000 customers. 


With knowledgeable staff, experienced mechanics, and a dedication to customer service, we're geared to make your every visit a pleasant one. Our 6 employees have over 100 years of combined automotive experience, and we constantly educate ourselves to make sure we stay on the forefront of ever-changing technology. Here's a look at who you'll be working with. 

Golden Gears is a family-owned business in Rockville, Maryland that has been serving our community for almost a quarter of a century. It is a Maryland State Inspection Inspection Facility and a Maryland Certified Emissions Repair Facility. We build our reputation on honesty, integrity, and professionalism. We put our customers first, and that's what set us apart. 

Why Choose Us

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Andy has been an automotive technician since 1983. He took automotive courses at Wheaton High School and has been working on cars ever since. He has been a ASE master certified technician for over 10 years. He has been a Maryland state inspector for over 15 years. He is also an advanced level emissions repair technician. Andy is one of the best automotive diagnosticians in the area due to his clear understanding of electronic systems and methodical testing process. Andy has lived in Montgomery county all his life and he is married with two children. He is a grandfather of two!

Manssor is the newest addition to our team, and brings with him 34 years of Automotive experience. An engineering major, he started working on cars in 1981, and has been doing it ever since. From 1991 to 2012 he owned and operated his own Mercedes specialist shop in Texas. Because of this, he has a special relationship with German cars. He is the father of five and a grandfather of two. When not working on cars, he loves to go hiking and camping. Because of his kind and friendly personality, he is a joy to work with!

Sotirios (Sam) Nasios is the owner and founder of Golden Gears Automotive. Sam came to the United States from Greece at the age of 17 and attended Wheaton High School where he took courses in automotive repair. Upon graduation, he continued on to Montgomery College where he studied automotive technology. He started working as a mechanic in 1983, and in 1991 he opened Golden Gears Automotive. He has been a Maryland State Inspector for 30 years, and an ASE Master Certified Automotive Technician for 28 years. He is also an Advanced Emissions Certified Technician. Over the years, through continued education, he has acquired over 50 certificates in multiple automotive disciplines, including hybrid vehicles. 

Dimitri recently graduated from The Heights School and has been accepted into Catholic University's engineering program for this coming fall. This is his second summer interning at Golden Gears. He has a passion for cars and is not afraid to get his hands dirty! He's a fast learner with a great work ethic and is an excellent summer addition to our team. 

Voula is Joann's sister and, after many years in the restaurant business, she began working at Golden Gears in 1993. She has an Associate's Degree in Business Management and has also completed Service Manager courses at the Automotive Technical Institute. She is a great multi-tasker, has mastered the day to day operations, and runs Golden Gears when Sam is away. Her many years of experience in estimating and service writing makes her a very seasoned professional in the automotive industry. Her friendly personality makes it easy to have excellent relationships with our customers. When not at work, she loves being in the sun and at the beach. 

Honorio Nunez


Joann Nasios

Co-Owner & Administrative Assistant

Dimitri Lappas


Honorio brings with him 22 years of automotive repair experience. He has been working at Golden Gears for 16 years and is an excellent automotive technician with a great work ethic. Over the years he has played a major role in the shops success and, to this day, he is a go-to guy to get things done. He has attended and successfully completed many courses in multiple automotive repair areas. He is proficient in English and Spanish.

Andy Carpenter


Sotirios (Sam) Nasios