February 2015 Investor Presentation

This presentation contains certain statements that are considered “forward-looking statements”

within the meaning of the Private Securities Litigation Reform Act of 1995. Forward-looking

statements generally can be identified by the use of forward-looking terminology such as “may,”

“will,” “expect,” “intend,” “estimate,” “anticipate,” “believe,” “project,” or “continue” or similar words

or the negative thereof. These statements do not relate to strictly historical or current facts and

provide current expectations of forecasts of future events. Any such expectations or forecasts of

future events are subject to a variety of factors. We caution that forward-looking statements must

be considered carefully and that actual results may differ in material ways due to risks and

uncertainties both known and unknown. Information about factors that could materially affect our

results can be found in Part I, Item 1A, Risk Factors in our Annual Report on Form 10-K for the

year ended December 31, 2014. Shareholders and potential investors are urged to consider these

factors in evaluating forward-looking statements and are cautioned not to place undue reliance on

such forward-looking statements.

We undertake no obligation to update or revise any forward-looking statement, whether as a result

of new information, future events or otherwise. Investors are advised to consult any further

disclosures by us in our filings with the Securities and Exchange Commission and in other written

statements on related subjects. It is not possible to anticipate or foresee all risk factors, and

investors should not consider any list of such factors to be an exhaustive or complete list of all

risks or uncertainties.

SAFE HARBOR STATEMENT

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KEY FACTS • 69 consecutive years of cash dividends

• 43 consecutive years of increase in annual cash dividend payout

• Strong balance sheet

AWARDS • 2014 IDEA Award – B5 Battery Burnisher International Design Excellence Awards

• 2013 GOOD DESIGN Award – T12 Rider Scrubber Industrial Design Excellence

• 2012 Australian Business Awards – Orbio 5000-Sc Top Honours

• 2011 R&D 100 Award Winner – 500ze R&D Magazine

• 2009 Manufacturer of the Year Award ABM Industries, Inc.

• 2009 Business Innovation of the Year – ec-H2O European Business Awards

• 2008 R&D 100 Award Winner – ec-H2O R&D Magazine

• 2007, 2008 & 2014 America’s 200 Best Small Companies

Forbes

• 2007 & 2014 America’s Most Trustworthy Companies Forbes

TENNANT COMPANY AT-A-GLANCE

Founded:

1870

2014 Revenues:

$822M

2014 Employees:

3,087

Manufacturing Sites:

7

NYSE Symbol:

TNC

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OUR VISION We will lead our global industry

in sustainable cleaning

innovation that empowers our

customers to create a cleaner,

safer and healthier world.

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COMPETITIVE LANDSCAPE Worldwide Market Share 2011 Estimate – $4.6 Billion*

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UNIQUE CLEANING SOLUTIONS

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QUALITY PRODUCTS

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STRONG DIRECT SALES

& SERVICE ORGANIZATIONS

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0

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2010 2011 2012 2013 2014

Americas EMEA APAC

0

100

200

300

400

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2010 2011 2012 2013 2014

Americas EMEA APAC

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BROAD RANGE OF GLOBAL CUSTOMERS

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2014 REVENUE OF $822M

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Organic Growth Objective: Achieve $1 billion in revenue by 2017

while achieving greater than 12%

operating profit margin…

While accelerating

whenever possible.

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$1B

$752M

GDP Growth

$60M (2%)

Go-To-Market

$70M (up to 3%)

New Products $80M (up to 3%)

Emerging Markets

$40M (up to 2%)

HOW WE WILL REACH $1B

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Reach new customers

& new markets

Continue delivering

what we know works

Don’t lose sight of the

discipline we’ve established

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2

3

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Reach

new customers

& new markets

1

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Product Presence Hit Rate Market Share

Frank Lynn & Associates Process

× × =

40%

19%

PPHSM Analysis

75%

67%

REACH NEW CUSTOMERS & NEW MARKETS Increasing Presence

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Industrial Education Healthcare Retail

REACH NEW CUSTOMERS & NEW MARKETS Focus on Key Verticals

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Your text here

• Empower our customers

• Anticipate their needs • Enhance their

experience

• New customers

• New geographies

• Expand products

• Repurpose staff

• Self-service

• Reduce manual interventions

• Cost avoidance

Good Experience Increase Revenue Lower Cost of Sale

REACH NEW CUSTOMERS & NEW MARKETS New Channels – E-commerce

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2 Continue

delivering what

we know works

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RESEARCH AND DEVELOPMENT

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NEW PRODUCT GROWTH

18 in 2014

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in 2015

Strongest product pipeline ever!

20 in 2013

17 in 2012

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20+

In 2016

T12 Rider Scrubber

NEW MODULAR PLATFORM

T17 Rider Scrubber

Faster Speed to Market

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Sustainable Cleaning

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The Orbio 5000-Sc uses

Orbio Split Stream

Technology to electrically

restructure water and salt,

so you can create, store

and dispense an

environmentally friendly

multipurpose cleaning

solution – right on site!

Split Stream

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Small, simple, affordable On-Site

Generation (OSG) technology

• Generates both cleaning and

antimicrobial solutions

• Fits into most janitorial closets

• Flexibility to dispense in remote locations

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EMERGING MARKETS Anticipating Solid Organic Growth

LATIN AMERICA

PROJECTED GROWTH RATE

+15% next 3 years

CHINA INCREASE

MANUFACTURING EXPERTISE &

EXPAND MARKET COVERAGE

PROJECTED GROWTH RATE

+20% next 3 years

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STRATEGIC ACCOUNTS Duplicate Successful Framework

N.A. Europe

Brazil

China

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3 Don’t lose sight of

the discipline we’ve

established

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PROFITABILITY FRAMEWORK

12%+ Operating Profit Margin Goal

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Collections

Invoicing

Pricing

Machine Configuration

Installed a global invoicing structure tailored to the needs of our customers

Implemented a global standardized process to manage payment & invoice disputes

Standardized discount & rebate policies globally, while maintaining ability to compete regionally

Standardizing global product structure to simplify quoting, ordering and product data maintenance

STANDARDIZED & SIMPLIFIED GLOBAL PROCESSES

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LEAN OPERATIONS SUPPORTS GROWTH

Speed: Rapid market response, short lead-times

Flexibility: Ability to configure & customize to customer requirements

Quality: Highest & most consistent quality & reliability

Cost: More than offset inflation across the supply chain, driving margin

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*As adjusted

STRONG COST CONTROLS Selling & Administrative Expense as a Percent of Sales*

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FINANCIAL SUMMARY

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* 4Q’13 results are adjusted to exclude restructuring charge of $1.6M pre-tax ($0.10 per diluted share).

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* 2013 results are adjusted to exclude restructuring charges of $3,017K pre-tax ($2,938K after-tax or $0.15 per diluted

share), and a tax benefit related to 2012 R&D tax credit of $582K (or $0.03 per diluted share).

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Experienced negative quarter-over-quarter sales

growth from 4Q’08 through 3Q’09 due to recession.

2011 returned to – and surpassed – prerecession sales levels.

2012 and 2013 impacted from economic headwinds in Europe.

2014 – Renewed focus on accelerating organic sales growth.

HISTORY OF SALES GROWTH

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IMPROVED PROFITABILITY & BALANCE SHEET LEVERAGE Return on Invested Capital Improvement & Cash Generation ’09-’14

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2014 TOTAL SHAREHOLDER RETURN

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Current 2015 EPS Guidance

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