L.b. Foster CompanyNASDAQ: FSTR

Q1 2026 Investor Deck

· Issued by L.b. Foster Company

L.B. Foster Company Investor Presentation

Nasdaq - FSTR

May 2026





Company Overview

"L.B. Foster Company has a rich history of innovation and customer service, and we are reinvigorated by the momentum building inside our business and the opportunity to grow shareholder value."

John Kasel

President and CEO

L.B. Foster Investor Deck 3

May 2026



L.B. Foster Overview

Data shown above in millions, except stock price and ratios.

2026 Guidance3

Low

High

Revenue

$ 540

$ 580

Adj. EBITDA1

$ 41

$ 46

Cap Ex as a % of sales

2.7%

2.7%

Free Cash Flow1

$ 15

$ 25

Innovating to solve global infrastructure challenges
  • Founded in 1902, headquartered in Pittsburgh, Pennsylvania

  • Locations throughout North America, South America, Europe, and Asia

  • 19 principal plants, yards, and offices; ~1,200 employees worldwide2

    March 31, 2026 Financial Data4

    Stock Price

    $ 39.74

    Shares Outstanding

    10.5

    Market Capitalization

    $ 417

    Debt

    60

    Cash

    4

    Enterprise Value

    $ 473

  • Critical infrastructure solutions provider focused on growing our innovative, technology-based offerings to address our customers' most challenging operating and safety requirements

Business Segments

Rail, Technologies, and Services

TTM Q1 2026 Sales by Segment

2025 Sales by Region

600

Infrastructure Solutions

400

200

($ in millions)

600

$563

$326

$237

400

Covenant Leverage

1.2x

200

($ in millions)

TTM Revenue

$ 563

TTM Adj. EBITDA1

$ 42

EV / Revenue

0.8

EV / Adj. EBITDA

11.1

-

Rail Infrastructure Total TTM Q1

2026 Sales

-

$33

$19

$7

$481

$540

United States

United Kingdom

Canada Other Total

2025

Sales

L.B. Foster Investor Deck May 2026
  1. Refer to safe harbor disclaimer slide and related reconciliations within the appendix regarding non-GAAP measures.

  2. Location and employee data as of December 31, 2025. 4

  3. 2026 guidance as of May 4, 2026.

  4. All data as of March 31, 2026 except for market data which is reflected as of May 5, 2026



Innovating to Solve Global Infrastructure Challenges

Investing in Growth Platforms to Drive Sales Growth and Profitability Expansion in 2026 and Beyond

Financial Results 2021 v. 2025

2021 2025

Net sales $514M $540M

Adj. EBITDA1 $19M $39M Adj. EBITDA %1 3.6% 7.2%

Free Cash Flow1 ($5M) $25M

2026 Financial Guidance

May 4, 2026

Low High

Net sales $540M $580M

Adj. EBITDA1 $41M $46M Adj. EBITDA %1 7.6% 7.9%

Free Cash Flow1 $15M $25M

  • Strategic Transformation commenced in 2021

  • Significant improvement in financial results through 2025, with 5% sales growth, 430 bps GP % improvement and 2x Adjusted EBITDA1 increase

  • 2026 Q1 TTM sales and Adjusted EBITDA1 at or near full year guidance mid-points

  • Solid Free Cash Flow1 expected; 2.7% Cap Ex percent of sales to invest in growth opportunities

L.B. Foster Investor Deck May 2026

1) Refer to safe harbor disclaimer slide and related reconciliations within the appendix regarding non-GAAP measures.

5



Proud Legacy, Well-Positioned for Growth







2015

  • Acquired U.K.-based Tew Engineering and Tew Plus, widening offering of technology solutions

2010

  • Acquired Portec Rail Products, a rail technology company with established presence in UK

1999

  • Acquired CXT Inc., manufacturer of engineered precast and pre-stressed products used in rail and civil infrastructure

1981

  • L.B. Foster goes public, trading on the NASDAQ exchange (FSTR)

1902

  • Founded by Lee B. Foster as used rail resale company

L.B. Foster Investor Deck May 2026

Company History

Strategic Execution

2021

  • Refreshed strategy developed and announced; changes to Board and leadership team; divested Piling Products business

2022

  • Divested Track Components business; acquired VanHooseCo Precast, Skratch, and IV businesses



2023

  • Divested Concrete Ties and Chemtec businesses; bridge grid deck product line exit announced; Cougar Mountain Precast tuck in acquisition completed

2024

  • Increased organic growth investments in Rail Technologies and Precast Concrete; completed enterprise restructuring



2025

  • Commissioned Florida Envirocast® precast wall systems facility; announced UK Automation & Materials Handling product line exit; completed UK restructuring activities

6





Business Segments

"With much of the portfolio transformation work complete, our strong financial position enables accelerated investments to drive sustainable organic growth"

John Kasel

President and CEO

L.B. Foster Investor Deck 7

May 2026



Business Segment Profile

Offering:

  • Proprietary precast products to support North American civil infrastructure

  • Bridge, protective pipeline coatings, and water well products and services

    Strategic Emphasis:

  • Precast expansion into adjacent markets, applications, and geographies

  • Optimize cash generation, maintain competitive position to fund growth

Infrastructure Solutions



Offering:

  • Rail products / technology-based solutions improving safety / efficiency

  • North American focus with UK /

Western Europe presence

Strategic Emphasis:

>

Growth via mobile solutions, new geographies, and focus on technology Driven by rail network safety and U.S. infrastructure spend initiatives to support long-term domestic growth

Rail, Technologies, and Services



TTM Q1 2026 Net Sales by Segment

$600

$500

$400

$300

$200

$100

$-

25%

20%

15%

10%

5%

-%

$326

$563

$237

Rail Infrastructure TTM Q1 2026 Sales

TTM Q1 2026 Gross Profit Margins

22.3% 21.2%

20.4%

Rail Infrastructure TTM Q1 2026 GP Margin

L.B. Foster Investor Deck May 2026

$ in millions unless otherwise indicated. Figures may not foot due to rounding.

8



Rail, Technologies, and Services - Overview

Offering Supports the Safety, Reliability, and Efficiency of Global Rail Markets

Rail Products

  • Returns platform business

  • Products for rail track infrastructure

  • Legacy L.B. Foster businesses; demonstrated stable, strong cash generation, project-based seasonality



$400

$300

$200

Global Friction Management

  • Solutions and services to enhance rail safety and efficiency

  • Growth platform with above-average margins

  • Razor / razor blade strategy with proprietary formulations



$100

$-

TTM Q1 2026 Rail Sales

$200

$85

$326

$41

40%

35%

30%

25%

20%

15%

10%

5%

Business Gross Margin Profiles

Rail

Products

Global

FM

TS&S Total

Rail

Rail

Products

Global FM TS&S

Technology Services and Solutions

  • Total Track Monitoring a growth platform business with offerings for safety and efficiency

  • Service and technology solution business for transportation and construction

  • UK TS&S moved to returns-based strategy business

Rail Segment M&A Activity

2010 - Acquire 2015 - Acquire Tew Portec Eng / Tew Plus

2022 - Acquire Skratch / IV; Divest Track Components

2023 - Divest Concrete Ties

2025 - Exit UK

Automation and Materials Handling

2010

2015

2022

2023

2025



L.B. Foster Investor Deck May 2026

$ in millions unless otherwise indicated. Figures may not foot due to rounding.

9



Rail, Technologies, and Services - Advantages

Continuing Focus on Technology Innovation Driving Improved Margins

Transportation Spend Forecast

FMI Corp North American Engineering and Construction Outlook Q2 2026



FRA Safety Advisory 2023

Focus on rail safety/efficiency

Why Now?

$6.0B+

2022-2026 CRISI grants funding for rail infrastructure

  • Market-leading positions in technology-oriented products

  • Infrastructure investment super cycle continuing

    24.3%

    TTM Q1 2026 sales growth in growth platforms

  • Increased focus on and demand for safety-enabling and fuel-saving products / services

  • Helping customers to meet ESG and safety goals

    Rail Segment Sales and YoY Organic Growth

    $125

    $100

    +24%

    $98

    $75 $86 $79

    $79

    (11)%

    $76

    (2)%

    $78

    +38%

    $75

    $50

    $54

    $25

    $-

    Q2 2024 Q3 2024 Q4 2024 Q1 2025 Q2 2025 Q3 2025 Q4 2025 Q1 2026

    Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1

    2024 2024 2024 2025 2025 2025 2025 2026

    $10

    $15

    $16

    $16

    $12

    $17

    $18

    $18

    $18

    $18

    $20

    17.8%

    15.0%

    10.0%

    5.0%

    -%

    21.6%

    22.8%

    21.3%

    22.2% 22.3%

    20.9%

    23.2%

    20.0%

    $25

    25.0%

    Rail Segment Gross Profit1,2

    L.B. Foster Investor Deck May 2026

    $ in millions unless otherwise indicated. Figures may not foot due to rounding.

    1. Gross profit adjusted for AMH exit costs in Q2 2025. 10

    2. Refer to safe harbor disclaimer slide and related reconciliations within the appendix regarding non-GAAP measures.





    Rail Products Overview

    Transit Products

    Fasteners, rail and track systems

    Rail Distribution

    Industrial and transit applications

    Well-Established Business With Strong Cash Generation and Capital-Light Business Model





    • Returns-based strategy and the largest component of the Rail segment today (~61% of sales)

    • Capital light model driving strong economic returns

    • Rail Distribution business largest component (~75%)

    • Rail Distribution quarterly results dependent on project seasonality; steady L-T replacement demand

$2.0B

  • Consolidated Rail Infrastructure & Safety Improvement Grant funding budgeted for 2026*

Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1

2023 2023 2023 2024 2024 2024 2024 2025 2025 2025 2025 2026

$29

$41

$45

$41

$48

$51

$47

$56

$53

$60

$67

$70

$60

$50

$40

$30

$20

$10

$-

Rail Products Net Sales

$64

Allegheny Rail

Products

Insulated rail joints and accessories



L.B. Foster Investor Deck May 2026

*Data from https://railroads.dot.gov/grants-loans/consolidated-rail-infrastructure-and-safety-improvements-crisi-program

11





Global Friction Management Overview

Trackside

Equipment

Applies friction modifiers

Consumables

Top-of-rail / gauge face friction modifiers

Global Platform Well-Positioned for Growth With Application Innovation





  • Growth platform as a technology-focused business...higher margin profile

  • Razor / razor-blade business model with services

  • Services component should benefit from growth and improved margins

  • Significant future global growth opportunity including further penetration into Western Europe





    Field Services

    Equipment service and maintenance

    On-Board

    Solutions

    Proprietary solid stick friction modifiers

  • Helps address railroad fuel, wear, and safety issues

  • Opportunity for increasing customer adoption with focus on operating ratios and derailment impacts

5%>

Percent NA rail network currently utilizing friction management technology

#1 >

L.B. Foster holds the leading position in the market

L.B. Foster Investor Deck 12

May 2026





Technology Services and Solutions Overview

North America Total Track Monitoring

318%

  • Organic sales growth since 2021 driven by increasing market adoption of our innovative offering

  • Condition monitoring solutions support rail safety and network efficiency initiatives primarily focused in North America

  • Focus on improving railroad operating ratios and safety programs

  • Project work as well as recurring maintenance needs

  • Increasing demand for Wheel Impact Load Detector (WILD) product line to help reduce risk of train derailments

    Rockfall Monitoring

    Rockfall-detection technology identifies conditions that prevent safe passage

    Flood

    Monitoring

    Wayside technology that monitors flood water conditions in flood-prone areas

    WILD

    Measures impact imparted onto rail; greatly reduces risk of train derailment







    L.B. Foster Investor Deck 13

    May 2026





    Technology Services and Solutions Overview



    Contract Services

    Building and technology management for rail, airports, and construction

    United Kingdom
  • Project-based work, well-respected partner in the market

  • Strategic business pivot to focus on higher-margin technology / maintenance-oriented products and services

  • Large, multi-year fire detection project order received in September 2025 with higher profitability profile

  • Continuing to right-size business to improve returns and growth prospects

Portfolio Actions

2022 - Acquired Skratch / IV enhancing technology-based offerings

2023 & 2024 -

Restructuring programs reduced complexity and realigned resources

2025 - Automation & Materials Handling product line exit; continued restructuring programs

2022

2023 / 2024

2025

Control and Display

Fixed and mobile displays for customer information and disruption management



L.B. Foster Investor Deck 14

May 2026



Addressable Market - Rail

FSTR 3-year CAGR v. Long-Term Addressable Market Growth

Rail Products

  • Returns platform

  • Steady market demand

    Rail Products

    L.B. Foster Market Share

    Addressable Market

    $200, 44%

    Total Addressable Market1

    $450M

  • Driven by customer maintenance needs

    (4)% (2)% -% 2% 4%

    Addressable Market Rail Products

    Rail Technologies*

    L.B. Foster Market Share

    $98, 17%

    Addressable Market

    Total Addressable Market1

    $570M

    FSTR 3-year CAGR v. Long-Term Addressable Market Growth

    -% 5% 10% 15% 20%

    Addressable Market Rail Technologies

    Rail Technologies

    • Growth platform businesses

    • Improving market demand

    • Customer focus on operating ratios, fuel savings and safety

      L.B. Foster Investor Deck May 2026

      * Rail Technologies represents the results of Global Friction Management and Total Track Monitoring

      1) Addressable market sizes based on internal estimates in North America using information available from the US Census Bureau. 15

      FSTR 3-Year CAGR is calculated comparing TTM Q1 2026 to TTM Q1 2023



      Infrastructure Solutions Overview

      Deploying Advanced Technologies That Positively Impact the Built Environment

      Precast Concrete Products

      • Growth platform with multiple avenues available

      • Turnkey concrete buildings, manufactured offsite and delivered to site for quick installation

      • Other precast products, supporting commercial and residential infrastructure via proprietary technologies

      • Secured licenses and proprietary technologies including Envirocast, Envirokeeper, and Redi-Rock

      • Exploring opportunities to access growing areas of

      U.S. market with a capital efficient model



$250

$200

$150

$100

$50

$-

TTM Q1 2026

Infrastructure Sales

$168

$237

$69

40%

35%

30%

25%

20%

15%

10%

Business Gross Margin Profile

Steel Products

  • Returns-based strategy with modest capital needs

  • Custom engineered solutions and services for critical civil and energy infrastructure

  • Leading share in stable / mature niche markets

  • Generate cash to fund higher growth / higher-margin opportunities in precast market

  • Tailwinds from US energy and infrastructure spending



Precast Concrete

Steel Products

Total Infrastructure

5%

Precast Concrete Steel Products

Infrastructure Solutions M&A Activity

1999 - Acquire 2014 - Acquire 2022 - Acquire 2023 - Divest 2023 - Acquire CXT Carr Concrete VanHooseCo Chemtec and Exit Cougar Mountain,

Bridge Grid Deck Redi-Rock product

expansion

1999

2014

2022

2023

2023

L.B. Foster Investor Deck

$ in millions unless otherwise indicated. Figures may not foot due to rounding.

16



May 2026



Infrastructure Solutions - Advantages

Portfolio Pivot with Emphasis on Precast Concrete Growth Driving Improved Profitability

~$191B

Funding needs for bridge rehabilitation in the U.S.*

Why Now?

  • Recognizable offering with compelling value proposition and a leading position in niche markets

    ~$23B

    Deferred maintenance projects in national parks*

  • State and local infrastructure programs creating active bid pipelines; Great American Outdoors Act funding remains through 2026 for parks construction spending

    17.3%

    TTM Q1 2026 sales growth in growth platforms

  • Infrastructure Investment & Jobs Act funding remains available and continues to drive demand across our civil construction markets

  • Investment in new precast forms to support civil construction projects

Q2 2024 Q3 2024 Q4 2024 Q1 2025 Q2 2025 Q3 2025 Q4 2025 Q1 2026

$-

$25

+6%

$46

$44

$49

$62

+4%

$60

$58

$55

$50

+27%

+22%

$68

$75

Infrastructure Segment Sales and YoY Organic Growth

$14

18.6%

$14

$12

$13

$11

$10

$8

$10

$5

$-

Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1

2024 2024 2024 2025 2025 2025 2025 2026

15.0%

10.0%

5.0%

-%

$15

20.6%

22.8%

22.0%

23.3%

$16

22.6%

21.4%

20.0%

24.6%

$20

25.0%

Infrastructure Segment Gross Profit1,2

L.B. Foster Investor Deck May 2026

$ in millions unless otherwise indicated. Figures may not foot due to rounding.

  1. Gross profit adjusted for the non-routine impact of a gain on asset sale in Q2 2024. 17

  2. Refer to safe harbor disclaimer slide and related reconciliations within the appendix regarding non-GAAP measures.

*Statistics sourced from the American Society of Civil Engineers - America's Infrastructure Report Card 2025.





Precast Concrete Products Overview



$82

CXT Buildings

Concrete restroom, concession, multi-functional buildings

Precast Products

Box culverts, irrigation canals, bridge beams, highway wall panels, and proprietary licensed technology

Supports General Infrastructure with Expanding Geographic Reach and Well-Recognized Brands

L.B. Foster Investor Deck May 2026
  • Access to high growth southern regions of the United States

    Total Precast

    Precast Products

    Buildings

    $-

    $25

    $50

    $75

    $100

    $125

    $150

    $175

    TTM Q1 2026 Precast Sales



    L.B. Foster Precast Facilities

    • Boise, ID/Caldwell, ID

    • Waverly, WV

    • Knoxville, TN

    • Nashville, TN

    • Hillsboro, TX (Dallas area)

    • Lake County, Florida

  • Significant freight costs; our expansive presence is a competitive advantage

  • Serving steady, government-funded projects and residential / commercial markets

  • Tuck-in acquisitions such as 2023 Cougar Mountain, LLC to further expand geographic reach and product lines



$86

$168

+1%

+5%

Southeast U.S. non-residential project starts LTM March 2026 vs 2025

U.S. infrastructure project starts LTM March 2026 vs 2025

$ in millions unless otherwise indicated. Figures may not foot due to rounding.

Construction and population density data sourced from US Census Bureau. Infrastructure spending includes public safety, 18

transportation, communication, power, highway and street, sewage and waste and water supply spending



Returns Platform



Steel Products Overview

Casing pipe for water wells

Threading



Custom protective bond epoxy coating of pipeline pipe

Protective Coatings



Special design and quick installation processes

Bridge Forms



Protective Coatings

Profitability Expansion Driving Cash Generation to Fund Growth Platforms

16.3%

Gross Margin

23.3%

Gross 22.0% Margin

$40.0

20.0%

$20.0

18.9%

Gross Margin

18.0%

Gross

23.3%

Gross Margin

16.0%

$0.0

14.0%

2023 Divestiture Organic 2024

and

Product Line Exit

Sales

Product Organic 2025 Organic TTM Q1

Line Exit Sales Sales 2026

$60.0

24.0%

($2.1)

($2.3) $68.9

$67.9

$71.2

26.0%

$5.4

($15.6)

$80.0

28.0%

$95.1

30.0%

$100.0

Steel Products Sales and Margin Impact

($11.7)



TTM Q1 2026

2025

2021-2024

2017-2020

$10

$-

$21

$20

$35

$35

$30

$43

$50

$40

Average Net Sales

L.B. Foster Investor Deck May 2026

$ in millions unless otherwise indicated. Figures may not foot due to rounding.

19



Addressable Market - Precast Concrete

CXT Buildings

L.B. Foster Market Share

Addressable Market

$86, 44%

Total Addressable Market1

$200M

FSTR 3-year CAGR v. Long-Term Addressable Market Growth

-% 5% 10% 15% 20% 25%

Addressable Market CXT Buildings

$82, 1%

Precast Products

L.B. Foster Market Share

Addressable Market

Total Addressable Market1

$14B

FSTR 3-year CAGR v. Long-Term Addressable Market Growth

-% 5% 10% 15% 20% 25%

Addressable Market Precast Products

CXT Buildings

  • Growth platform

  • Solid market share in geographic regions

  • Market position expected to remain consistent

    Precast Products

  • Growth platform; includes VHC 2022 acquisition

  • Fragmented market

  • Substantial runway for add'l market share gains with organic / inorganic opportunities

L.B. Foster Investor Deck May 2026

1) Addressable market sizes based on internal estimates in North America using information available from the US Census Bureau and the NPCA 2025 Report.

FSTR 3-Year CAGR is calculated comparing TTM Q1 2026 to TTM Q1 2023. 20



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