ADDvantageTechnologies Group

ADDvantageTechnologies Group

NASDAQ: AEY

Investor Presentation September 2007

Safe Harbor

This presentation may contain forward-looking statements. All statements other than statements of historical facts, which address activities, events or developments that the Company expects or anticipates will or may occur in the future, are forward-looking statements. These statements are subject to risks and uncertainties, which could cause actual results and developments to differ materially from these statements.

A complete discussion of these risks and uncertainties is contained in the Company’s reports and documents filed from time to time with the Securities and Exchange Commission.

ADDvantage at a glance…

Ticker AEY

Listing NASDAQ

Stock Price (9/07/07) $7.52

Market Capitalization (9/07/07) $74.16 million

Avg. Volume (3 Mos.) 100,925

Sales (Nine months 6/30/07) $48.4 million

EBITDA (Nine months 6/30/07) $9.7 million

Net Income (Nine months 6/30/07) $5.0 million

EPS – Fully Diluted (Nine months 6/30/07) $0.49

Number of Employees (6/30/07) 167

Who we are…

We supply the cable television (CATV) industry with a comprehensive line of system-critical network equipment and hardware, and nationwide repair services.

ADDvantage products are used to acquire, distribute, and protect the broad range of communications signals carried on fiber optic, coaxial cable and wireless distribution systems.

Our history…

19851985TULSATacquiredby David andKen Chymiak

May 2001 May 2001 ADDvantage Technologies acquired Fero-Midwest (dba ComTech Services

December 1999December 1999ADDvantageMedia changedname toADDvantage TechnologiesGroup

September 1999September 1999Shareholders of

TULSAT assumed control of

ADDvantage Media through a reverse

merger

November 1999November 1999Lee CATV, a wholly owned subsidiary of ADDvantage Media, merged withDiamond W Investments

March 2001March 2001ADDvantage Technologies acquired NCS Industries

Nov 2003Nov 2003 ADDvantage Technologies began trading on AMEX.Ticker symbol AEY.

August 2005 August 2005 ADDvantage

Technologies acquired

Jones Broadband

International

June 2006June 2006

ADDvantage Technologies acquires the assets of Broadband Remarketing International

October 2006October 2006ADDvantage Technologies acquired assets of Broadband Digital Repairs

September 2007September 2007ADDvantage Technologies begins trading on the NASDAQ

June 2007June 2007Jones Broadband Intl. announced authorized service partner of JDSU

ADDvantage subsidiaries

Tulsat Tulsat - Atlanta Tulsat - Nebraska Tulsat - Texas NCS Industries Comtech Services Jones Broadband Broadband Remarketing International

A National Presence

Tulsat

Jones Broadband International

ComTech Services

Tulsat-Atlanta

Tulsat Nebraska

Tulsat-Texas

NCS Industries

Tulsat / ADDvantage Headquarters

Broadband Remarketing International

Our advantage…

Largest inventory of CATV equipment, allowing for “OnHand, On Demand” service

Largest seller and service provider of new and refurbished CATV electronics equipment in the U.S. market

Industry’s leading VAR - strong alliances with OEMs, including Scientific-Atlanta, Motorola, Blonder Tongue, Terayon

Expanding network of world-class repair centers, providing warranty and non-warranty services

Growing efficiencies within our operating model

Reliable Products

Expansive inventory of new and refurbished legacy CATV equipment, as well as digital and fiber optic broadband telecommunications equipment from major vendors.

Remarketing of converters both domestically and internationally.

One-stop shopping for all CATV equipment needs

Inventory of hard-to-find products Wide variety of products in stock

and readily available

Professional Services Technical Expertise

– Consult with customers on products and configurations– Provide customers with technical expertise from our experienced

sales and support organization

Service Capabilities

Maintain world-class service centers at all locations

Provide warranty and repairs for all products sold– Analog– Digital– Fiber optic – Test equipment

Provide out-of-warranty repairs Authorized service partner of JDSU for the Western U.S.

Our core markets Domestic Market

– Target customers - ~ 6,000 U.S. CATV systems • More than 1,400 active accounts • ~ 32% of 2006 revenues came from top 5 customers

– Technology convergence of video, voice and data delivery systems

• Changes in the market are expanding the potential client base to include RBOCs, independent telecoms and utilities

International Market– Distribution agreement in Latin America and South America

with Scientific Atlanta – Customer base in Latin America through Jones Broadband

International

Current Market Trends In the US and abroad, customers are in the infant stages

of VOIP and HSD, while IPTV and Wireless are set to follow

HDTV continues to thrive

Cable telephony and Converged IP Services over cable are growing at a rapid pace

Growing demand for bandwidth and speed, owing in part to the popularity of media-rich sites such as YouTube

Expected growth in cable TV infrastructure equipment sales from approximately $925 million in 2006 to over $2.1 billion in 2010, a CAGR of approximately 23% (according to In-Stat)

Strategy for Long Term Growth

Expand domestic and international sales forces

Enhance relationships with leading OEMs and increase special distribution agreements

Grow technical repair service via additional regional service centers

Explore VAR opportunities with key suppliers and branded manufacturers

Broaden ‘new industry’ sales efforts: RBOCs, independent Telecoms and utilities

Complement organic growth with strategic acquisitions

Build upon product portfolio to supply the most up-to-date offerings

Acquisition Criteria

Entry into new markets

Strong platforms that complement core business

Market leader in under-served markets

Strong market presence

Reliable service after the sale

Circle the Customer, Circle the Globe

Our valued customers

Private Cable Companies– Business Networks– Hotels– Hospitals– Apartments– School Campuses– Telephone

Competitive Service Providers– Disney– Universal Studios– Municipals

Large MSOs– Time Warner– Cox– Comcast– Charter– Cablevision

Mid-Market MSOs– Cebridge– Cable One– Independent CATV

Key OEM Relationships

Master Stocking Distributor for most new and legacy products and other broadband equipment

Exclusive relationship in the U.S. and Latin America for certain legacy products

Authorized third-party repair center for legacy and end-of-life products

One of two preferred VARs for broadband and transmission equipment

VAR Partners

Year-Over-Year Growth Operating Income EBITDA

Gross Profit Net Revenue

FY 2005 FY 2006 2007 YTD Numbers through Q3 –Annualized

2006 Revenue Mix 2006 Gross Profit Mix

RefurbishedProducts

26%

Service10%

New Products64%

Revenue and Gross Profit Mix

New Products73%

Service10%

Refurbished Products

17%

Financial PerformanceStatement of Operations

Three Months Ended

($ in thousands) June 30, 2007

June 30, 2006

Net Revenue $17,563 $13,199

Gross Profit $6,077 $4,048

Net Income Attributable to Common Stockholders

$2,000 $1,133

Earnings Per Share

Basic $0.20 $0.11

Diluted $0.19 $0.11

Shares Used in EPS Calculation

Basic 10,237 10,172

Diluted 10,265 10,206

Selected Financial Data

June 30

($ in thousands) 2007 2006

Current Assets $34,280 $34,757

Total Assets $47,341 $39,911

Current Liabilities $8,554 $7,836

Total Debt

Stockholders’ Equity $32,585 $27,098

Other Financial Data

Working Capital $25,726 $26,921

Depreciation & Amortization $78 $60

Balance Sheet Data

Capital Structure

Common Stock: (as of 6/30/07)– Outstanding – 10.2 million shares– Authorized – 30 million shares

Ownership: (as of 6/30/07)– Public Float – 5.7 million shares– Insider Holdings – 4.5 million shares

• Dave Chymiak, Chairman• 2.3 million shares – 24%

• Ken Chymiak, President and CEO• 2.2 million shares – 22%

Preferred Stock: (as 6/30/07)– Series B, 7% cumulative - $12 million

Senior Management

Dave Chymiak – Chairman of the Board–20+ years in the CATV industry

Ken Chymiak – President and CEO–20+ years in the CATV industry

Dan O’Keefe – Chief Financial Officer / Vice President and Secretary

Industry Veterans Heading our Subsidiaries

George McIlvain – General Manager, TULSAT-Atlanta – 21 years in with Scientific-Atlanta, Joined ATG in 2002

Johnny Lopez – General Manager, TULSAT-Texas– 28 years in the CATV industry

Nick Ferolito – President and General Manager, ComTech Services– 21 years in cable television industry – Co-founded ComTech in 1984; sold to ATG in 2001

John  Noojin – Sales Manager, TULSAT-Nebraska– 27 years sales experience

John Denner – Service Manager, TULSAT-Nebraska– 37 years in the CATV industry

Mark Schumacher – Sales Manager, TULSAT– 26 years in the CATV industry

Fred Baker – Vice President/General Manager, NCS Industries– 28 years in the CATV industry

Investment Considerations

Accretive to earnings Unique one-stop-shopping through large inventory Established position in $10.13* billion cable equipment

and services industry Expanding repair services geographically Favorable market trends Strong financial position Broad product and service offerings Growing demand for bandwidth and speed Established relationships with leading OEMs Proven and experienced management team

* Source: Kagan Research, LLC. - Estimated cable industry infrastructure expenditures in 2004

ADDvantage Technologies Group1221 East Houston St.

Broken Arrow, OK 74012

Tulsat Tulsat-Atlanta Tulsat-Nebraska Tulsat-Texas NCS Com-Tech Services

Jones Broadband Broadband Remarketing International

ADDvantageTechnologies Group

ADDvantageTechnologies Group