Railworks
RailWorks Corporation is a privately held North American specialty rail contractor providing track construction, maintenance, signals, traction power, and transit systems integration to transit authorities, Class I and short-line railroads, and industrial customers across the US and Canada, operating through 3,000+ employees and 30+ offices under Bernhard Capital Partners ownership.
- Company typePrivate
- Founded1998
- HeadquartersBaltimore, United States
- Headcount1,001–5,000
- GTM typeB2B
- OfferingServices
What Railworks does
RailWorks Corporation is a privately held, North American specialty rail contractor that designs, builds, and maintains rail transportation infrastructure for transit authorities, Class I and short-line railroads, and industrial customers across the United States and Canada. The company operates through a family of operating companies — PNR RailWorks (Canadian track services), L.K. Comstock (transit electrical, signals, and communications), NARSTCO (steel railroad ties and turnout sets), and RailWorks Track Systems/Maintenance of Way/Signals & Communications — collectively representing 120+ years of operating history and a workforce of 3,000+ employees supported by 30+ regional offices. Service lines span railroad track construction and rehabilitation, transit rail construction, maintenance-of-way, signals and communications, OCS and traction power, bridges and structures, geometry testing (SolidTrack), and specialty rail applications.
The company generates revenue through project-based construction contracts (ranging from single-digit millions to $260M+ for marquee transit projects) and recurring multi-year maintenance agreements. Customers include MTA, CN, SEPTA, Sound Transit, DART, LA Metro, GO Transit, CSX, BNSF, and industrial operators in ports, petrochemical, mining, agriculture, and pulp & paper. Proprietary technology assets include the SolidTrack geometry testing platform, the Blend 70 rapid-set concrete mixer (first in North America), and the RailWorker hi-rail excavator service. RailWorks is backed by Bernhard Capital Partners, a services and infrastructure-focused private equity firm with over $5 billion in AUM, and is led by CEO Jim Sabin (appointed October 2025).
Railworks firmographics
Firmographics- Name
- Railworks
- Legal name
- RailWorks Corporation
- Website
- https://railworks.com
- Company type
- Private
- Founded year
- 1998
- Operating status
- Operating
- Headcount range
- 1,001–5,000 employees
- Short description
- RailWorks Corporation is a privately held North American specialty rail contractor providing track construction, maintenance, signals, traction power, and transit systems integration to transit authorities, Class I and short-line railroads, and industrial customers across the US and Canada, operating through 3,000+ employees and 30+ offices under Bernhard Capital Partners ownership.
- Ownership category
- akta.pro rank
Railworks industry classification
Industry- Product category
- Rail Infrastructure Construction
- NAICS
- Support Activities for Rail Transportation (4882), Power and Communication Line and Related Structures Construction (237130), Fabricated Structural Metal Manufacturing (332312)
- SIC
- Railroad Equipment (3743), Fabricated Structural Metal Products (3440)
- akta.pro primary industry
- Railway Track & Civil Works Construction (Ballast, Slab Track, Alignment) (IMAFAFAA)
- akta.pro secondary industries
- Rail Electrification Systems Construction (OCS/OHL, Third Rail) (IMAFAFAB), Track Infrastructure Management & Maintenance (Rails, Sleepers, Ballast, Turnouts) (TLAJADAA), Rail Maintenance-of-Way (MOW) Equipment & Services (Tamping, Grinding, Renewal) (TLAJADAH), Stations, Platforms & Depot/Yard Construction (IMAFAFAD), Railroad Ties, Poles & Timber Products (IMAMABAJ)
Keywords
Where Railworks is headquartered
LocationHeadquarters
- HQ city
- Baltimore
- HQ country
- United States
- HQ region
- North America
Offices33 records
Markets served
Railworks business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Operations, Infrastructure, Supply Chain, Marketing or Sales, Technology or R&D
Revenue model
- Rail Infrastructure Construction: RailWorks generates revenue primarily through large-scale railroad and transit construction projects including new track construction, rehabilitation, and special track work. Projects range from millions to hundreds of millions of dollars, typically contracted through competitive bidding on public infrastructure or private industrial projects.
- Maintenance Services: Ongoing maintenance contracts for Class I railroads, short-line railroads, transit agencies, and industrial customers. Services include track inspection, preventive maintenance, emergency repairs, and capital improvements delivered through dedicated crews embedded with customer operations.
- Transit Systems Integration: Electrical systems construction including signals, communications, OCS/traction power for transit authorities. L.K. Comstock provides comprehensive transit systems including CBTC, PTC, and communications infrastructure.
- NARSTCO Steel Products: NARSTCO manufactures and supplies steel railroad ties and turnout sets as the industry standard for steel rail infrastructure, providing a product revenue stream alongside service offerings.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Other | Multi-year contract | Project-based construction and maintenance contracts |
Go-to-market motion2 records
Distribution channels4 records
Marketing channels8 records
Railworks product offering
Product offeringCore offering
RailWorks builds and maintains rail transportation infrastructure across the United States and Canada. The company provides railroad and transit track construction and rehabilitation, ongoing track maintenance and inspection, signals and communications systems installation, OCS (overhead catenary systems) and traction power construction, bridges and structures work, specialty rail installations, and engineering/technical services. Through its NARSTCO subsidiary, RailWorks also manufactures and sells steel railroad ties and turnout sets. Customers include transit authorities, Class I railroads, short-line railroads, ports, and industrial operators.
Product overview
RailWorks is a rail infrastructure solutions provider offering comprehensive rail construction, maintenance, and technology services. The company operates through multiple brands including L.K. Comstock (electrical and transit systems), PNR RailWorks (Canadian track services), and NARSTCO (steel rail ties and turnouts). Services span railroad and industrial construction, transit rail services, technical services, track inspection and maintenance, signals and communications, OCS and traction power, bridges and structures, and specialized training. The portfolio includes both physical construction services and technical services for transit authorities, Class I railroads, short-line railroads, and industrial companies across the United States and Canada.
Differentiator
Problem solved
Functional benefit
Brands
- RailWorker: Turnkey service featuring hi-rail excavators with trained operators for track maintenance and construction work.
Products and services
- Railroad Track Construction & Rehabilitation
Quantifiable outcome
- RailWorks achieved Maintenance Champion recognition at 2026 Geotab Innovation Awards for fleet safety achievements totaling 35 million safer miles, $19 million in savings, and 8 million pound CO2 reduction
- +4 more outcomes
Companies that use Railworks
Customer profileNamed customers19 records
Segments8 records
Ideal customer profiles4 records
Railworks technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature4 records
Railworks partnerships and signals
Strategic signalPartnerships
Two partnerships are on record, tiered flagship and core.
- Siemens MobilityflagshipSiemens Mobility and L.K. Comstock (RailWorks subsidiary) have been awarded a contract by the MTA to modernize NYC's Fulton-Liberty Lines with advanced CBTC technology. L.K. Comstock is responsible for signal infrastructure installation including 24 Special Work Portions, 94 switch machines, four new train control rooms, and 4 million feet of cable. Siemens provides the Trainguard MT CBTC system and 25-year maintenance commitment with options for extensions.
- Hiring Our HeroescoreRailWorks partners with Hiring Our Heroes, a US Chamber of Commerce Foundation program, through the Corporate Fellowship Program. The 12-week fellowship matches transitioning military members and veterans with host companies for internship, with potential for full-time employment. RailWorks has hired several veterans into engineering roles through this program.
Scale indicators12 records
Recent moves6 records
Expansion highlights6 records
Railworks competitors and assessment
Company assessmentDirect peers
- Mannix (a HiRail Group company): Mannix/HiRail Group is a direct competitor in track construction, maintenance-of-way, and emergency rail services for Class I and short-line railroads in the eastern US. Comparable scale and service mix to RailWorks Track Services and Maintenance of Way divisions.
- Herzog Railroad Services: Herzog is a direct competitor offering track construction, maintenance-of-way, signals & communications, and rail material handling equipment across the US. Highly comparable to RailWorks across the same Class I, short-line, and transit customer base and the same end-to-end service stack.
- Zachry Construction: Zachry is a direct competitor in heavy civil transit and rail construction across the southern US, with comparable revenue scale and a similar track record on light rail extensions and rail civil works.
- Kiewit: Kiewit is a heavy civil construction firm that competes head-to-head with RailWorks on major transit and rail capital projects across the US, including OCS, traction power, and systems work. John Young (President, Track & Transit Construction at RailWorks) previously held senior leadership at Kiewit.
- Stacy and Witbeck: Stacy and Witbeck is a direct competitor in light rail and commuter rail transit construction, having delivered projects for many of the same agencies (DART, Sound Transit, Sacramento RTD) where RailWorks competes for electrification and track work.
- Balfour Beatty Rail: Balfour Beatty's rail division competes for the same large transit agency and Class I capital programs as RailWorks, including track, OCS, signals, and civil structures. Operates as a comparable full-service specialty rail contractor in North America.
Broad incumbents
- Wabtec: Wabtec is the largest North American supplier of rail equipment, components, and signaling systems (including GE Transportation merger assets). Overlaps with RailWorks at the equipment and signaling interface though Wabtec is primarily an OEM rather than a contractor.
- Hitachi Rail: Hitachi Rail is a global signaling and CBTC systems provider that competes with Siemens (RailWorks' Fulton-Liberty partner) on the same major transit authority programs. Adjacent rather than direct given Hitachi is OEM-focused while RailWorks is installer/integrator.
- Granite Construction: Granite Construction is a large publicly traded heavy civil contractor that competes for transit and industrial rail work as part of its broader portfolio of transportation infrastructure. Less rail-specialized than RailWorks but overlaps on freight rail and transit corridor projects.
Regional players
- Colas Rail: Colas Rail is a European-based rail infrastructure contractor with growing North American operations in signaling and electrification. Comparable service line-up (track, OCS, signals) but primarily competing on European and select international projects.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat6 records
Key risks6 records
Key highlights7 records
Customer concentration
Railworks social profiles
Digital presenceRailworks financial estimates
Financial estimateRevenue estimate
Valuation estimate
Railworks leadership team
Management profileNumber of profiles
Profiles10 records
Railworks subsidiaries and ownership
Company hierarchySubsidiaries11 records
Railworks funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Railworks M&A and investment
M&A and investmentM&A3 records
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Railworks
What does Railworks do?
RailWorks builds and maintains rail transportation infrastructure across the United States and Canada. The company provides railroad and transit track construction and rehabilitation, ongoing track maintenance and inspection, signals and communications systems installation, OCS (overhead catenary systems) and traction power construction, bridges and structures work, specialty rail installations, and engineering/technical services. Through its NARSTCO subsidiary, RailWorks also manufactures and sells steel railroad ties and turnout sets. Customers include transit authorities, Class I railroads, short-line railroads, ports, and industrial operators.
Is Railworks a public or private company?
Railworks is a private company. It is classified as private equity controlled and is currently operating.
When was Railworks founded?
Railworks was founded in 1998. It employs 1,001 to 5,000 people.
Where is Railworks based?
Railworks is headquartered in Baltimore, United States, in the North America region.
How does Railworks make money?
Four revenue lines are on record. Rail Infrastructure Construction is the primary driver. The others are maintenance Services, transit Systems Integration and NARSTCO Steel Products.
Who are Railworks's main competitors?
Direct peers on record are Mannix (a HiRail Group company), Herzog Railroad Services, Zachry Construction, Kiewit, Stacy and Witbeck and Balfour Beatty Rail. Broad incumbents are Wabtec, Hitachi Rail and Granite Construction. Colas Rail is listed as a regional player.
Does Railworks have an API?
No public API is recorded for Railworks.
What industry is Railworks in?
Railworks's product category is Rail Infrastructure Construction. Its primary akta.pro industry code is IMAFAFAA, Railway Track & Civil Works Construction (Ballast, Slab Track, Alignment), with a secondary code of IMAFAFAB, Rail Electrification Systems Construction (OCS/OHL, Third Rail). Its NAICS code is 4882 and its SIC code is 3743.