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Business Details
50+ Years
experience
Full-Service Mechanical Contractors
Since 1930, Jake Marshall has established itself as a leading full-service mechanical contractor serving industrial, commercial, and institutional clients across the Southeast. Our comprehensive capabilities include preconstruction planning, fabrication, installation, and industrial maintenance, supported by state-of-the-art facilities in Chattanooga, Tennessee. With over 90 years of continuous operation, we combine deep industry expertise with a commitment to safety, quality, and integrity in every project. Our team of seasoned professionals delivers tailored solutions for complex mechanical systems, serving diverse sectors including chemical, power, automotive, healthcare, and data centers. Backed by extensive accreditations and a proven track record with major clients like Volkswagen, Blue Cross Blue Shield, and Oak Ridge National Laboratory, we prioritize client satisfaction through on-time, under-budget project execution.

Our veteran leadership, including an owner with 48 years of trade experience, ensures continuous investment in facilities, tools, and workforce training to maintain our competitive edge. Our philosophy centers on five core principles: information, materials, tools, manpower, and morale, which form the foundation of every successful project. As a Limbach Company since 2021, we now offer expanded resources while maintaining our original commitment to personalized service and technical excellence. Our rigorous quality assurance programs, including ASME and AISC certifications, guarantee compliance with the highest industry standards. This enduring dedication to excellence has fostered long-term client relationships and a reputation as a trusted partner for mission-critical mechanical systems.
Services
Mechanical Contracting Fabrication Services Industrial Maintenance Piping Systems HVAC Installation Steel Fabrication Ductwork Construction Coatings Application
Details
  • Year established: 1930
Highlights and features
  • 95+ years of continuous mechanical contracting experience
  • Served major clients including Oak Ridge National Laboratory and Volkswagen
  • 100,000 sq ft fabrication facilities with specialized divisions
  • ASME and AISC certified quality assurance programs
  • Owner with 48 years of direct industry experience
Associations and certifications
  • ASME
  • AISC
  • SSPC
  • Tennessee General Contractor
  • Alabama General Contractor
  • Georgia Mechanical License
  • South Carolina Mechanical License
Services
Mechanical Contracting
Comprehensive mechanical contracting services for industrial, commercial, and institutional facilities. Our expertise covers complete system design, fabrication, and installation of complex mechanical infrastructure. We deliver turnkey solutions that optimize building performance while maintaining strict compliance with ASME and industry standards.
Fabrication Services
Advanced fabrication capabilities across multiple specialized facilities. We produce precision mechanical components including piping systems, structural steel, ductwork, and industrial coatings. Our 100,000 sq ft Tennessee facilities support large-scale projects with just-in-time delivery coordination.
Industrial Maintenance
Ongoing maintenance solutions for industrial facilities and critical infrastructure. Our services ensure operational continuity through scheduled maintenance, emergency repairs, and system upgrades. We maintain specialized expertise in high-purity process systems and regulated environments.
Piping Systems
Design and installation of complex piping networks for industrial applications. Our capabilities include carbon steel, stainless steel, and specialty material systems. We implement rigorous quality control protocols including X-ray inspection and hydrostatic testing for critical installations.
HVAC Installation
Full-scale HVAC system implementation for commercial and institutional buildings. Our services include energy-efficient system design, ductwork fabrication, and integration with building management systems. We specialize in healthcare facility climate control solutions meeting strict regulatory requirements.
Questions
What industries does Jake Marshall serve?
We serve industrial, commercial, and institutional sectors including chemical, power generation, automotive manufacturing, healthcare facilities, data centers, and government projects.
Are you part of a larger organization?
Since 2021, we've been part of Limbach Inc., a national building systems solutions provider while maintaining our local operations and leadership.
What quality certifications do you hold?
We maintain ASME, AISC, and SSPC certifications with dedicated quality assurance programs for code-stamped work and regulated environments.
How long have you been in business?
Our company has provided mechanical contracting services since 1930, with our current leadership maintaining ownership for 48 years.
What geographic areas do you service?
While based in Chattanooga, Tennessee, we operate throughout the Southeastern United States with project experience across multiple states.
What safety standards do you follow?
We maintain an EMR rating below industry average with comprehensive safety programs including project-specific hazard analyses and compliance with OSHA standards.
Reviews (2)
John Rose
Feb 10, 2022 Report
Critical: Professionalism I don't know how good their work is but they should be able to get t the job site quickly BECAUSE THEIR EMPLOYEES DRIVE LIKE MANIACS!
OutlawFarms
Feb 06, 2021 Report
Critical: Professionalism Working on a job in Cleveland TN and their pipe fitters just walk up and start taking tools and equipment that belongs to someone else and is being used by someone else without out asking to use the tools and equipment. Very sorry employees and now they are considered thieves on the job site.