2021 Q1 Revenues

May 6, 2021

2ATEME © 1991-2020

Disclaimer

This presentation does not constitute or form part of and should not be construed as any offer for sale of or solicitation of any offerto buy any securities of ATEME, nor should it, or any part of it, form the basis of or be relied on in connection with any contract orcommitment whatsoever concerning ATEME’s assets, activities or shares.

All statements other than historical facts included in this presentation, including without limitations, those regarding ATEME’sposition, business strategy, plans and objectives are forward-looking statements.

The forward-looking statements included herein are for illustrative purposes only and are based on management’s current views andassumptions. Such forward-looking statements involve known and unknown risks. For illustrative purposes only, such risks includebut are not limited to impact of external events on customers and suppliers; the effects of competing technologies competitiongenerally in main markets; profitability of the expansion strategy; litigation; ability to establish and maintain strategic relationshipsin major businesses; and the effect of future acquisitions and investments.

ATEME expressly disclaims any obligation or undertaking to update or revise any projections, forecasts or estimates contained in thispresentation to reflect any change in events, conditions, assumptions or circumstances on which any such statements are based,unless so required by applicable law. These materials are supplied to you solely for your information and may not be copied ordistributed to any other person (whether in or outside your organization) or published, in whole or in part, for any purpose.

3ATEME © 1991-2020

Presenters

Michel ArtièresFounder & Chief Executive Officer

Degree in Engineering from Supelec, Paris, with a specialization in signal processing and telecommunications

Fabrice Sana Chief Financial Officer

Degrees from the European Business School and ESSEC

4ATEME © 1991-2020

1.Two Leaders Joining Forces

2. Market Trends

3. ATEME Q1 2021 Revenues

4. Outlook

5ATEME © 1991-2020

ATEME + ANEVIA = Two Leaders Joining Forces

51 Patents

Up 70% in 2020

480 people in 20 countries

Public since 2014

1000+ clients in 100 countries

71 M€ in 2020, up 7%

ATEME + ANEVIA help Content Providers andService Providers transform their video deliveryto enable innovative live and on demand videoservices and enhance the quality of experience

MRRMONTHLY

RECURRINGREVENUE

290

6ATEME © 1991-2020

A Complete Offer for the Complete Video Flow

Service Provider(Satellite, Cable, Telco)

Video Headend

Event

ContributionPrimary

DistributionDistribution

OTT / Multiscreen

Subscriber

CDNContent Provider

TV Network

Kyrion encoders in the trucks and decoders at the TV station

TITAN is a virtualized Video Headend software covering all Live and File needs

NEA is a software suite for the OTT delivery (CDN, cloud DVR, DAI)

NEA is a software suite for the OTT delivery (CDN, cloud DVR, DAI)

7ATEME © 1991-2020

ANEVIA & ATEME to Win the OTT Market

Service Provider(Satellite, Cable, Telco)

End-userContent Provider

TV Network

Direct-to-Consumer

Channel Origination

VideoHeadend

OTTStreaming

CDN Cloud DVR Analytics

High Fidelity QualityMulti-Cloud Operations

Reduced TCO of 1000’s of channels

Low Latency NetworkMonetizing OTT with Cloud DVR, Catch-up TV

Customize Ads and Content

Enhanced Customer SatisfactionIncreased ARPU & Ads Revenue

Reduced Churn Rate

CDN

8ATEME © 1991-2020

Contribution Distribution File Prod File VODD2C

DistributionChannel

OriginationOriginServer

Cloud DVR DAI CDN Analytics

x x x x x x x x x x x

x x x x x x x x x (3rd party)

x x x x x x x x

x x x x x x x x

x x x x x x x Cloudfront Analytics

x x x x x

x x x x

x x x x

$2b TAM, Unique Innovative Player with E2E Offering

~$1b TAM~$1b TAM

9ATEME © 1991-2020

Video Headend and CDN Complementary Sales Cycles

Year 1 Year 2 Year 3 Year 4 Year 5

Headend (encoding)

CDN (incl. Origin)

Inve

stm

ent

($)

Video Headend (encoding) business

• Investments driven by the amount of content (live channels, VOD catalogue)

• Typically generating flat repeat business

CDN / OTT video delivery business

• Investments driven by the growth of the traffic

• Successful OTT services face a X2 traffic every year

ATEME © 1991-2021. Confidential & Proprietary10

ATEME Engaged in Corporate Social Responsibility

People Environment

Ateme and our people

• Focus on talent development

• Equal treatment for men and women

• Non-discrimination in hiring

• Ethic management

Ateme and the world

• Ethic business relationship with shareholders, clients, partners and suppliers

• Donations to charity organizations (humanitarian, education)

Titan and Nea innovations saved 65% of the video delivery energetic impact in 3 years while improving viewers’ experience

Targeting 50%+ additional savings in the next 3 years

Ateme committed to reduce our own impact by 50% in 3 years

• Reduction of business trips and attendance on trade shows

• 50% telework approved for R&D and HQ as the new normal

11ATEME © 1991-2020

1. Two Leaders Joining Forces

2.Market Trends3. ATEME Q1 2021 Revenues

4. Outlook

12ATEME © 1991-2020

Evolution of the Media Landscape

Studios/Broadcasters/NetworksCreated string brands in the 80’s-90’s

Service Providers (MVPDs) Historically, got the broader access to customer

SVOD or Ad-Supported VOD ServiceImpose Binge Watching as the Way to consume video

Virtual Service Providers (vMVPDs)New content or Skinny cost-effective bundlesNew

Entrants

Digital Native

Traditional Players

TV/STB native

Content ProvidersCreate/Produce/License Content

Service ProvidersAggregate/Distribute Content

13ATEME © 1991-2020

Subscribers Move to New Services, TV Viewing is Shifting

The AVOD- SVOD continuum excluding traditional linear TV

Pay TV and SVOD subscribersEurope, million subscribers, 2014-20

SVOD & OTT services subscribers experience the highest growth rate

The switch to online video is global

Source: The State on the Online Video 2020, LimelightSource: Dataxis

14ATEME © 1991-2020

Continuously Pioneering the Visual an Audio ExperienceATSC 3.0 Example:

Better Spectrum Efficiency - Higher Quality - TV/Mobile Convergence - Content protection - Personalization

15ATEME © 1991-2020

Enhancing Analytics Offering Higher QoE

Top challenges for scaling the number of viewers

Source: Survey conducted by Dan Rayburn, Q2, 2020 with 300 respondent

16ATEME © 1991-2020

Accompanying the Migration to Private CDN / Multi CDN

Service CDN

Build your own CDNInterconnect CDN Enabled

• Pay as you go• Global reach

• CAPEX investment• QoS control• Analytics

• ISP partnerships

CD

N S

ele

ctio

n

Source: Rethink Research, CDN Forecast to 2024, September 2019

75%

25%

75% of video traffic in North America delivered through private CDN

17ATEME © 1991-2020

5G Broadcast – When Over-The-Air Meets Over-The-Top

• Convergence of OTT and Over-the-Air

• Pro-active standardizations activities: DVB-I, MABR, CMAF

• Strong parentship with ecosystem players

Leveraging Ateme’s expertise and involvement in standardisation

18ATEME © 1991-2020

Enabling Personalization for Boosting Engagement

Netflix is testing a TV-like channel based on their recommendation engine

The Wheather Channel has launched a local OTT version

19ATEME © 1991-2020

The Power of Personalization

Source: Deloitte InsightsSource: Google

Source: Tivo

Boosting Viewership Engagement Customers are Looking for It

Increase Ads Revenue

20ATEME © 1991-2020

How We Help

Personalization

Sustainable & Green Video Services

Generate New Revenue Streams

Next Gen Distribution: 5G, Services Aggregation

Lower Cost of Delivery and Customer Acquisition

High QoE on any screen boosting subscription

21ATEME © 1991-2020

1. Two Leaders Joining Forces

2. Market Trends

3.ATEME Q1 2021 Revenues

4. Outlook

22ATEME © 1991-2020

2014 2015 2016 2017 2018 2019 2020 2021

Q1 Q2 Q3 Q4

Revenues Evolution by Quarter

€37.5m

€28.6m€24.8m

IPO

€48.6m +26% GrowthIn Q1 2021

+8%at constant

exch. Rate & perimeter

€56.5m

€66.3m

12.4

€70.7m

5.3

STRONG GROWTH IN Q1

15.5

23ATEME © 1991-2020

Q1 2021 Revenue Split and Growth by Region

USA/CAN+9%

LATAM+37%

APAC-31%

Q1 2021 REVENUE SPLIT BY REGION Q1 2021 REVENUE GROWTH BY REGION

-xx%at constant

exchange rate

+xx%at constant

exchange rate

+xx%at constant

exchange rate EMEA+77%

+11%(at constant

exch. rate and perimeter)

-9%(at constant

exch. rate and perimeter)

-31%(at constant

exch. rate and perimeter)

EMEA6.944%

USA/Canada5.334%

LATAM1.711%

APAC1.611% +30%

(at constant exch. rate and

perimeter)

24ATEME © 1991-2020

January 2018 January 2019 January 2020 January 2021 April 2021

Continued Growth in MRR in Q1 2021

Multi-Year investment Contracts

Monthly Recurring Revenue

SLASubscription

Contracts

✓ Increased visibility with secured revenues

✓ Higher resilience in crisis✓ Increased profitability with

optimization of S&M costs

300

880

570

1,500

+55%

1,560 +70%

+4%

Growth in Q1 MMR reflects seasonal factors (Q1 being systematically the lowest quarter in the year) as well as Anevia’s very recent adoption of MRR-generating business.

This performance should not be extrapolated over the year as a whole.

MRR, in € thousands

25ATEME © 1991-2020

1. Two Leaders Joining Forces

2. Market Trends

3. ATEME Q1 2021 Revenues

4.Outlook

26ATEME © 1991-2020

Ateme uniquely positioned to address

the Dynamic Ad Insertion (DAI) market segment

Recurring revenues opportunity

Emerging Technologies and Growth Opportunities

Launch of ‘Pilot’a new solution to address workflow automation and analytics

Adding business decision tools to ATEME value proposition

5G opportunity

Transforming the product range and contributing to the 3GPP definition of global standards for 5G streaming.

‘Open Caching’ initiative

Facilitating inter-operability of CDNs, enabling ISPs to monetize their CDN with Content Providers.

Growing interest of Ateme’s Tier1 video

distributors for

Anevia’sFlamingo product

line, addressing the hospitality sector

27ATEME © 1991-2020

Boosting future profitability with the ramp-up of MRR

€4mMRR€3m

MRR€1.5mMRR

EBITDA> €10m

EBITDA€30m

€5-10m

€5-10m

€5-10mEBITDAtarget

2021 2024 20262022 2023

Revenues CAGR

10-15%

Strongly growing MRR

MRR covering

50%of cost base

MRR covering

60%of cost base

Doubling NEA revenuesover 2 years

28ATEME © 1991-2020

Investor Relations

Next investor dates

Market data

ISIN: FR0011992700 - Ticker: ATEME

Stock price: €15.62 (as of May 5, 2021)

Market cap: €174.1m (as of May 5, 2021)

Concert Artières

11%

NJJ Capital (Xavier Niel)

5%

Keren Finance5%

Axa IM5%

Otus Capital

9%

Others < 5%65%

Liquidity contract: Kepler Cheuvreux

Source : Company, as of April 30,2021

Shareholder structureNumber of shares : 11,153,074 Potential dilution : 321,938

Stock price (€)

Volumes(nb of shares)

June 9, 2021 Annual Shareholders Meeting

July 16, 2021 2021 Half-Year Revenues

September 28, 2021 2021 Half-Year Results

November 5, 2021 2021 Third Quarter Revenues0

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100 000

150 000

200 000

250 000

300 000

350 000

400 000

450 000

500 000

8 €

10 €

12 €

14 €

16 €

18 €

20 €