Port Terminal Railroad Association

What Port Terminal Railroad Association does

Port Terminal Railroad Association (PTRA), founded in 1924 and headquartered at 8934 Manchester St, Houston, TX, is a private terminal and switching railroad association that provides rail access and switching services to industries along the Houston Ship Channel and to the major railroads entering Houston. The company maintains more than 150 miles of track within that corridor and handles over 50,000 railcars per month across a diversified commodity mix that includes chemicals, grain, plastics, coke, fuel, steel, food products, industrial products, intermodal containers, dimensional loads, and automobiles, serving more than 200 local customers. The company's role is essentially that of a terminal switcher: it connects Class I carriers to industrial spurs and yards that they cannot economically serve directly, and it orchestrates car movements inside the port complex. The company is privately held with 51–100 employees and a 100-year operating history under U.S. federal rail regulatory oversight (Surface Transportation Board jurisdiction by inference).

PTRA's underlying service is railcar switching and terminal operations: receiving cars from Class I interchange, building outbound trains, moving cars between local industrial facilities, and managing yard capacity. The company describes its operating model as 'data-driven,' citing 'advanced analytics' applied to car handling, yard block efficiency, precision planning, dwell-time reduction, and throughput improvement; this is presented as a corporate initiative rather than a disclosed product, model, or technology stack. No proprietary software, patents, app, API, or AI-specific systems are documented in the input. On the commercial side, PTRA publishes annual tariffs (current tariff effective January 1, 2025, plus supplements) that set transaction-based rates for switching and access services; pricing is not publicly itemized beyond the tariff documents themselves. The go-to-market is direct B2B, account-based relationships with Class I railroads and Ship Channel industrial customers, supported by a corporate website, tariff publications, supplier guide, and careers page.

Revenue is not disclosed. Headcount of 51–100 employees against infrastructure of 150+ miles of track and throughput of 50,000+ cars per month implies a capital-heavy, fixed-cost operation whose revenue is generated per car-move under the published tariff. Customer concentration risk is moderated by the breadth of both the customer base (200+) and commodity exposure (chemicals, grain, plastics, fuel, steel, autos, intermodal, food products). No funding rounds, M&A activity, partnerships, executive team disclosures, or geographic expansion beyond the Houston Ship Channel are evidenced in the source material.

Name

Port Terminal Railroad Association

Legal name

Port Terminal Railroad Association

Website

https://ptra.com

Company type

Private

Founded year

1924

Operating status

Operating

Headcount range

51–100 employees

Short description

Port Terminal Railroad Association is a Houston-based terminal switching railroad, founded in 1924, that connects Class I railroads to industrial facilities along the Houston Ship Channel, handling over 50,000 cars per month across chemicals, grain, plastics, fuel, steel, autos, and intermodal.

Ownership category

akta.pro rank

Product category

Terminal Railroad Services

NAICS

Short Line Railroads (482112), Line-Haul Railroads (482111), Support Activities for Rail Transportation (4882)

SIC

Railroad Switching & Terminal Establishments (4013)

akta.pro primary industry

Industrial & Terminal Railroads (Plant/Port Switching) (TLADACAJ)

akta.pro secondary industries

Intermodal Terminal Operations (Rail–Truck) (TLAJAFAA), Intermodal Rail Container Terminals (On-Dock / Near-Dock) (TLAHAAAE)

Keywords

• Terminal railroad services
• Rail switching operations
• Freight terminal services
• Industrial rail access
• Railcar handling services

Headquarters

HQ city

Houston

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Infrastructure, Supply Chain, Others

Revenue model

1. Railroad Switching Services: PTRA provides terminal railroad access and switching services to railroads entering Houston and industries along the Ship Channel. Revenue is generated through tariff-based fees for railcar handling and switching operations.
2. Commodity Handling: Handles various commodity groups including chemicals, grain, plastic, coke, fuel, steel, food products, industrial products, intermodal, dimensional loads and autos, generating revenue through service fees.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels4 records

Core offering

Port Terminal Railroad Association operates a terminal railroad providing linehaul access, switching, and railcar handling services for railroads entering Houston and industrial customers along the Houston Ship Channel. Services are delivered through a network of more than 150 miles of maintained track and support diverse commodity groups including chemicals, grain, plastic, coke, fuel, steel, food products, industrial products, intermodal, dimensional loads, and autos. Pricing is governed by published tariffs and revenue is earned through per-railcar switching and handling fees.

Product overview

Port Terminal Railroad Association operates as a terminal railroad providing switching and access services for railroads entering Houston along the Ship Channel. The company offers a unified terminal railroading service that handles multiple commodity groups including chemicals, grain, plastic, coke, fuel, steel, food products, industrial products, intermodal, dimensional loads, and autos. Operations are supported by data-driven analytics capabilities aimed at optimizing car handling, yard block efficiency, reducing dwell time, and increasing throughput.

Differentiator

Problem solved

Functional benefit

Products and services

• Terminal Railroading and Switching Services Terminal railroad switching and railcar handling services providing linehaul access for railroads entering Houston and serving industrial customers along the Houston Ship Channel. Handles chemicals, grain, plastic, coke, fuel, steel, food products, industrial products, intermodal, dimensional loads, and autos. Delivered through more than 150 miles of maintained track with capacity of 50,000+ cars handled per month, priced via published tariffs.

Quantifiable outcome

• 150+ miles of track maintained
• +2 more outcomes

Named customers8 records

Segments2 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature1 record

Scale indicators4 records

Recent moves5 records

Expansion highlights5 records

Broad incumbents

• Genesee & Wyoming Inc. Historically the largest short line and industrial switching operator in North America, now part of CPKC. Operates numerous terminal and switching railroads comparable in business model to PTRA.
• Watco Companies: One of the largest North American short line and terminal rail operators, providing industrial switching, transload, and rail-related services across many sites. A broader platform operator with overlapping terminal railroading capabilities.
• Anacostia Rail Holdings: Chicago-based holding company for multiple short line and terminal switching railroads, including industrial switching operations. Comparable diversified terminal railroading business model across multiple sites.
• BNSF Railway (Class I): Largest Class I railroad in North America and a key interchange partner for PTRA at Houston. While BNSF operates line-haul rather than dedicated terminal switching, it provides many of the same rail transportation services and serves industrial customers across the Houston corridor.
• R.J. Corman Railroad Group: Multi-line short line operator providing switching, terminal, and rail-related services across several regions. Comparable industrial and terminal railroading services, though operating at a broader geographic scale than PTRA.

Direct peers

• Terminal Railroad Association of St. Louis (TRRA): St. Louis-area terminal railroad association providing switching and interchange services among Class I carriers. Operates on a similar member-supported, tariff-based model as PTRA, moving railcars within a major industrial corridor.
• Kansas City Terminal Railway Company: Terminal switching railroad serving the Kansas City industrial area, jointly owned by Class I carriers. Similar terminal-switching operating model, providing car interchange and yard services along an industrial corridor.
• Oakland Terminal Railroad: Provides terminal switching and port-related rail services at the Port of Oakland. Comparable port-adjacent terminal switching operations serving intermodal, industrial, and port-related commodities similar to PTRA's Ship Channel traffic.
• Belt Railway Company of Chicago: Terminal switching railroad in the Chicago area, owned by Class I carriers, performing interchange and switching between railroads serving Chicago industries. Directly comparable operating model to PTRA.
• Houston Belt & Terminal Railway Company (HB&T): Terminal switching railroad jointly operated by Union Pacific and BNSF in the Houston area. HB&T is the most direct competitor to PTRA, performing switching and interchange services for industries in the Houston region with a comparable business model.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks5 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/port-terminal-railroad-association

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Port Terminal Railroad Association