ServiceSource Announces CEO Transition

Christopher M. Carrington Steps Down

Gary B. Moore Named CEO

DENVER–(BUSINESS WIRE)–$SREV–ServiceSource (NASDAQ: SREV), a global leader in outsourced inside
sales, customer success and recurring revenue growth and retention
solutions, today announced that Christopher M. Carrington has stepped
down from his role as CEO. Effective today, Gary B. Moore, a member of
the Company’s Board of Directors since November 2016 has been appointed
CEO. Both Carrington and Moore will remain on the Company’s Board of
Directors following the change.

“Chris has been a transformational leader for ServiceSource during his
four years at the helm,” said Bruce Dunlevie, ServiceSource’s lead
independent director. “Under his watch, the Company enhanced its value
proposition, broadened its solution suite, diversified its end market
mix and client base and strengthened its financial profile. We are
thankful for his many contributions during his tenure and are
appreciative for his ongoing involvement on the Board.”

“We have been fortunate to benefit from Gary’s leadership, guidance and
oversight at the Board for the past two years,” continued Dunlevie. “In
addition to his extensive professional experience and domain expertise,
Gary has an intimate understanding of ServiceSource’s business model and
market opportunity and is highly qualified to step in as CEO. On behalf
of the Board and the ServiceSource team globally, we welcome Gary to
this role as he leads the Company forward in its strategic
transformation and positioning for the future.”

“I am enthusiastic and optimistic about ServiceSource’s strategy and the
team we have in place to execute the Company’s ongoing transformation
initiatives,” said Moore. “ServiceSource is uniquely able to address a
clear and compelling market need as companies reimagine their B2B
customer journey experiences in a digital era. I am honored to lead our
talented employees and to have the opportunity to work with the entire
senior leadership team, including our three newest leaders—CFO Rich
Walker, COO Debbie Dunnam, and Chief Marketing and Growth Officer Denzil
Samuels—as we ensure the Company is best-positioned to serve our
clients.”

“I am proud of the progress our people have made to transform and
reposition the Company in recent years,” said Carrington. “Through my
ongoing involvement on the Board, I look forward to supporting Gary, the
leaders on his team and the more than 3,700 ServiceSource employees who
support our global clients’ transformation of their B2B customer
engagement models.”

Mr. Carrington’s departure is not related to any disagreements regarding
strategy, financial disclosures, accounting or legal matters.

About Gary B. Moore

Moore has been a member of the ServiceSource Board of Directors since
November 2016, including his appointment to Executive Chairman in
November 2018. Previous to ServiceSource, Moore served most recently
from October 2012 to June 2015 as President and COO of Cisco Systems,
Inc. Prior to his promotion to this role, Moore was named the first COO
in Cisco’s history in 2011. Moore joined Cisco in 2001 as Senior Vice
President of the Advanced Services Division and ultimately went on to
lead Cisco Global Services, where he inspired a team that more than
tripled the business to nearly $10 billion over a decade. Prior to
joining Cisco, Moore was President and CEO of Netigy, a network
consulting business.

Moore began his career in 1973 at Electronic Data Systems (EDS) where he
held a number of executive roles over a 26-year career. Among his many
contributions, Moore created and led EDS’ global E-solutions business
unit to more than $2 billion revenue and over 20,000 employees.
Additionally, Moore was a member of EDS’ Global Operations Council where
he was responsible for multiple business units, including manufacturing,
retail and distribution customers globally. Moore also led the formation
of EDS’s JV with Hitachi Limited, Hitachi Data Systems, where he was the
founding President and CEO during its initial three years of operations.

Moore also serves on the boards of Finjan Holdings, Inc. (NASDAQ:
FNJN) and KLA-Tencor Corporation (NASDAQ: KLAC).

Forward-Looking Statements

This press release contains forward-looking statements, including
statements regarding our expectations for financial and operational
performance, whether our go-forward model will produce anticipated
benefits, and whether our improved execution and emerging capabilities
will translate into desired results. These forward-looking statements
are based on our current assumptions and beliefs, and involve risks and
uncertainties that could cause our results to differ materially from our
forward-looking statements. Those risks and uncertainties include:
potential revision to the preliminary third quarter results, including
as a result of the completion of our financial closing procedures and
review by independent auditors; a decline in client renewals, the loss
of one or more of our key clients or the contraction in our revenue from
one or more of our key clients, in each case resulting in churn, or our
clients not expanding their relationships with us; the risk of problems
implementing our technologies or that our technologies will not meet
customer expectations; that the market for our solution is
underdeveloped and may not grow; errors in estimates as to the renewal
rate improvements and/or service revenue we can generate for our
customers; changes in market conditions that impact our ability to sell
our solutions and/or generate service revenue on our customers’ behalf;
the possibility that our estimates of service revenue, opportunity under
management, and other metrics may prove inaccurate; our ability to keep
customer data and other confidential information secure; our ability to
adapt our solution to changes in the market or new competition; problems
encountered by our clients in their business that may cause them to
cancel or reduce their business with us; our ability to achieve our
expected benefits from international expansion; economic or other
adverse events or conditions affecting the technology industry; our
ability to protect our intellectual property rights; the risk of claims
that our offerings infringe the intellectual property rights of others;
and other risks and uncertainties described more fully in our periodic
reports filed with the Securities and Exchange Commission, which can be
obtained online at the Commission’s website at http://www.sec.gov.
All forward-looking statements in this press release are based on
information currently available to us, and except as may be legally
required we assume no obligation to update these forward-looking
statements.

About ServiceSource

ServiceSource International, Inc. (NASDAQ:SREV) helps the world’s
leading brands grow closer to their customers. As a global leader in
outsourced inside sales, customer success and recurring revenue growth
and retention solutions, ServiceSource expands customer lifetime value
by helping companies to more efficiently and effectively find, convert,
grow and retain their B2B customer relationships. Trusted by global
market leaders in the cloud/XaaS, software, technology hardware, medical
device & diagnostic equipment and industrial IoT
sectors, ServiceSource sells, manages or renews $9 billion of revenue
annually on behalf of its clients. Leveraging a robust technology suite,
predictive data models and more than 3,000 revenue delivery
professionals speaking 45 languages, only ServiceSource brings to market
nearly 20 years of expertise and the ability to drive recurring revenue
growth to more than 170 countries. To learn more, visit www.servicesource.com.

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http://www.youtube.com/user/ServiceSourceMKTG

Trademarks

ServiceSource®, and any ServiceSource product or service names or logos
above are trademarks of ServiceSource International, Inc. All other
trademarks used herein belong to their respective owners.

Contacts

Investor Relations Contact for ServiceSource
Chad Lyne, 720-889-8784
clyne@servicesource.com

Media Contact for ServiceSource
Nick Herff, 815-861-8864
nherff@servicesource.com