About GLSV
Who we are
GLSV are the sound and vibration experts with years of field experience and a team of outstanding engineers. We lead with a strong focus of manufacturing for the DoD from single parts to ground up, full product development. We have an advanced skill set in metal fabrication and manufacturing, and our 47,000 square foot facility provides the capacity to produce prototype quantities through high volume production quantities.
GLSV operates 100% in house from idea to manufacturing and provide high quality customer specific solutions. The majority of our diverse team of engineers have traveled across the U.S. and landed at Michigan Technological University. We became home to those who couldn’t imagine leaving.




our Mission
Our mission is to provide complete, customer-specific solutions for sound, vibration, and shock problems in the North American defense market
our promise
GLSV promises to consistently deliver solutions and products that meet or exceed customer and regulatory requirements. We promise to focus on customer satisfaction and demonstrate superior knowledge and technical expertise. We will always strive to continually improve our quality management system, people, products, and services






GLSV certifications
GLSV is ISO 9001:2015 certified
GLSV is certified under the JCP (Joint Certification Program) for the US Department of Defense and Canada DND


NSN Parts we supply
GLSV supplies several standardized items to the US Defense Logistics Agency (DLA) and other customers.
2990-01-188-3281
2990-01-433-4422
2990-01-470-5979
2990-01-183-6649
2990-01-146-1877
2990-01-478-6488
1560-01-038-3235
2990-01-156-6225
2990-01-024-1055
1660-00-862-2186
NAICS Codes
- 541330
- 541380
- 541690
- 541512
- 326291
- 326299
- 332996
- 332322
- 332420
- 333514
- 332999
- 336992
News from GLSV


GLSV Awarded Indefinite Quantity Contract to Supply FMTV Exhaust Pipes.
GLSV was recently selected by DLA Land and Maritime to supply spare exhaust pipes (NSN #2990014963359) for the Family


GLSV will have a booth at MDEX 2022.
GLSV will be operating a booth at the MDEX (Michigan Defense Exposition and Detroit Arsenal Opportunities Conference) this


GLSV to supply AAV exhaust mufflers to Defense Logistics Agency.
AAV7 Amphibious Assault Vehicle | Military.com GLSV was recently selected by DLA Land and Maritime to supply exhaust mufflers for