America's fastest-growing small public companies

PrimeEnergy
Rank: 24 (Previous rank: 11)Get quote: PNRG Industry: Energy CEO: Charles E. Drimal Jr., CEOHeadquarters: Stamford, CTEmployees: 206 (as of March 25, 2006)
Analysis:PrimeEnergy is an oil and gas exploration and development company with properties in six states and the Gulf of Mexico. Its subsidiaries service oil and gas wells and manage oil and gas limited partnerships.

Sun Hydraulics
Rank: 25 (Previous rank: 14)Get quote: SNHY Industry: Manufacturing/Industrial CEO: Allen J. Carlson, CEO & PresidentHeadquarters: Sarasota, FLEmployees: 663
Analysis:Sun Hydraulics designs and makes screw-in hydraulic cartridge valves and manifolds that control force, speed and motion in mobile and industrial machinery. Sun, which operates in the U.S. and five other countries, has generated a profit every year since 1972.


Parallel Petroleum
Rank: 26 (Previous rank: 27)Get quote: PLLL Industry: Energy CEO: Larry C. Oldham, President & CEOHeadquarters: Midland, TXEmployees: 41
Analysis:Parallel Petroleum drills through rock for natural gas horizontally, releasing the gas more efficiently from locations in Texas and New Mexico. Acquisitions and development of properties during the past five years helped increase PLLL's proved reserves over 52% last year.


U.S. Lime & Minerals
Rank: 27 (Previous rank: 20)Get quote: USLM Industry: Manufacturing/Industrial CEO: Timothy W. Byrne, President & CEOHeadquarters: Dallas, TXEmployees: 317
Analysis:USLM manufactures lime and limestone products used for highway construction, parking lots, steel manufacturing and water purification. The company sold its products to 900 customers across 14 states last year.


Edge Petroleum
Rank: 28 (Previous rank: 4)Get quote: EPEX Industry: Energy CEO: John W. Elias, Chairman, President & CEOHeadquarters: Houston, TXEmployees: 75
Analysis:Founded in 1983, Edge is a crude oil and natural gas exploration, development, and production company. Last year its proven reserves decreased slightly from 2005, but Edge still drilled 52 wells with an 83% success rate. About 75% of its daily production is natural gas.


Ansoft
Rank: 29 (Previous rank: N/A)Get quote: ANST Industry: Tech CEO: Nicholas Csendes, President & CEOHeadquarters: Pittsburgh, PAEmployees: 305
Analysis:Ansoft's software simulates the design and performance of circuitry and electromagnetic fields inside high-speed computers and wireless communication devices, so engineers no longer need to build prototypes. A demand for faster integrated circuits within wireless devices is driving sales.

Cybex International
Rank: 30 (Previous rank: N/A)Get quote: CYBI Industry: Consumer CEO: John Aglialoro, Chairman & CEOHeadquarters: Medway, MAEmployees: 547 (3/30/2007)
Analysis:Cybex is a household name among fitness enthusiasts, who build strength and endurance on the company's machines, both at home and in the gym. Its products include treadmills, cross trainers and weight equipment. Last year Cybex broke ground on a new office and manufacturing facility on 36 acres in Minnesota.