Lighting Science(R) Ranked Number 95 Fastest Growing Company in

Lighting Science(R) Ranked Number 95 Fastest Growing Company in North
America on Deloitte's 2012 Technology Fast 500(TM) 
Attributes 1,214 Percent Revenue Growth to Innovation and Superior
Product Performance 
SATELLITE BEACH, FL -- (Marketwire) -- 11/19/12 --  Lighting Science
Group Corporation (OTCBB: LSCG), today announced it ranked No. 95 on
Deloitte's 2012 Technology Fast 500(TM), a ranking of the 500 fastest
growing technology, media, telecommunications, life sciences and
clean technology companies in North America. Lighting Science grew
1,214 percent during this period. 
"The companies on the Fast 500 list are among those that have
demonstrated remarkable innovation, creativity and business savvy,"
said Bill Ribaudo, partner, Deloitte & Touche LLP and national TMT
leader for audit and enterprise risk services (AERS). "As a result,
these companies have continued to successfully forge ahead in a
challenging economic environment. We applaud the leadership and
employees of Lighting Science for this impressive accomplishment." 
Lighting Science's Chief Commercial Officer, Keith Scott, credits
engineering innovation and a commitment to quality with the company's
1,214 percent revenue growth. "Our engineers push the boundaries of
lighting to create truly unique products in the emerging LED lighting
market. Our customers recognize the transforming innovation into
reliable products," said Scott. 
Overall, 2012 Technology Fast 500(TM) companies achieved revenue
growth ranging from 128 percent to 279,684 percent from 2007 to 2011,
with an average growth of 2,774 percent. 
For additional information on Lighting Science, visit 
About Deloitte's 2012 Technology Fast 500(TM)
 Technology Fast 500,
conducted by Deloitte & Touche LLP, provides a ranking of the fastest
growing technology, media, telecommunications, life sciences and
clean technology companies -- both public and private -- in North
America. Technology Fast 500 award winners are selected based on
percentage fiscal year revenue growth from 2007 to 2011. In order to
be eligible for Technology Fast 500 recognition, companies must own
proprietary intellectual property or technology that is sold to
customers in products that contribute to a majority of the company's
operating revenues. Com
panies must have base-year operating revenues
of at least $50,000 USD or CD, and current-year operating revenues of
at least $5 million USD or CD. Additionally, companies must be in
business for a minimum of five years, and be headquartered within
North America. 
For additional information on Deloitte & Touche LLP, visit 
About Lighting Science Group
 Lighting Science Group Corporation
(OTCBB: LSCG) designs, develops, manufactures and markets LED
lighting solutions that are environmentally friendlier and more
energy efficient than traditional lighting products. Lighting Science
Group offers retrofit LED lamps in form factors that match those of
traditional lamps or bulbs and LED luminaires designed for a range of
applications including public and private infrastructure for both
indoor and outdoor use. Lighting Science Group's Advanced Projects
Group business unit designs, develops and manufactures custom LED
lighting solutions for architectural and artistic projects. Lighting
Science Group is headquartered in Satellite Beach, Florida; the
Company's European operations are based in Middelburg, The
Netherlands; and the Company has a sales office in Sydney, Australia.
Lighting Science Group employs approximately 800 workers building
lighting products from domestic and imported parts. Lighting Science
Group is a Pegasus Capital Advisors portfolio company. More
information about Lighting Science Group is available at 
Forward Looking Statement. Certain statements in this press release
may constitute "forward-looking statements" made under the "safe
harbor" provisions of the Private Securities Litigation Reform Act of
1995. These statements include, but are not limited to, statements
concerning the performance of Lighting Science Group and its products
and/or use terminology such as "anticipate," "assume," "believe,"
"estimate," "expect," "goal," "intend," "plan," "project," "seek,"
"target," "soon," "will," "first of many" and variations of such
words and similar expressions. Such statements reflect the current
view of Lighting Science Group with respect to future events and are
subject to certain risks, uncertainties and assumptions. Known and
unknown risks, uncertainties and other factors could cause actual
results to differ materially from those contemplated by these
statements. In evaluating these statements, you should carefully
review the risk factors detailed under "Risk Factors" in our most
recent filings with the Securities and Exchange Commission that may
cause our actual results to differ materially from these
forward-looking statements.  
Samantha Wood McLarty
Director of Marketing
Lighting Science Group
Phone: (321) 610-9608
Nancy M. Valent
Public Relations
NMV Strategies
Phone: (216) 513-8740
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