An incubator for innovative minds and a hotspot for creative types, Austin places prominently in the eyes of young college grads, which has surely helped this Southwestern city become a beacon for fast-growing companies. 

Silicon Hills, as it's called in startup lingo, landed the fifth spot on this year's list of the top 10 cities for fast-growth entrepreneurs. With 84 Inc. 5000 companies, booking a combined 2014 revenue of $2.5 billion, it's hardly surprising.

Here are this year's top 10 fastest-growing Austin-based businesses.

10. American Eagle Protective Services

Founded in 2002 and ranked No. 427 on this year's Inc. 5000, this company specializes in providing professional security and facility services to commercial and federal government entities. American Eagle Protective Services had a 2014 revenue of more than $86 million, an increase of 1,107 percent since 2011. 

9. Lone Star Bloom

This brick-and-mortar floral company operates nine stores in four states. Between 2011 and 2014, the company added 140 employees and grew its annual revenue by 1,192 percent, pulling in $6.6 million last year. Lone Star Bloom is No. 394 on this year's list of the top 5,000 fastest-growing businesses.

8. Artisan Infrastructure

Although this IT services company has only been in business for four years, it has grown its annual revenue by more than 1,433 percent, earning more than $13 million in 2014. Sitting at No. 327 on this year's list, Artisan Infrastructure provides wholesale, technology infrastructure for managed service providers, communications providers, telecom data centers, and independent software vendors.

7. Think Tech Labs

Since 2007, Think Tech Labs has been developing mobile app software for residential and commercial real estate agents, and this year marks its second time on the Inc. 5000, at No. 226. Founder and CEO Vijay Mehra has led Think Tech to achieve three-year revenue growth of more than 1,953 percent, with nearly $9.9 million in 2014.

6. Main Street Hub

Offering an automated marketing platform integrating social media, Web, mobile, and email marketing for its customers, Main Street Hub is taking the Texas marketing industry by storm. At No. 219 on this year's list, the company lassoed more than $16 million in 2014, a nearly 2,000 percent increase in revenue since 2011. Co-CEOs Matt Stuart and Andrew Allison have also built their employee base from only 43 in 2011 to more than 440 in 2014.

5. RxWiki

RxWiki has been connecting patients and pharmacists since its founding in 2010--and this health company has seen quick growth. Since 2011, revenue has increased more than 2,000 percent from about $110,000 to more than $2.3 million. That puts RxWiki at No. 205 on this year's Inc. 5000.

4. iTexico

At No. 188 on the Inc. 5000, this IT company offers cost-effective mobile and cloud services, employing software teams based in Guadalajara, Mexico. iTexico was founded in 2010 by Anurag Kumar, Abhijeet Pradhan, and Guillermo Ortega. Since 2011, the company has grown by 2,231 percent, with nearly $4.2 million in 2014.

3. Outbound Engine

This marketing platform for small and midsize businesses automates the delivery of timely, tailored emails, as well as social media and contact marketing programs. Outbound Engine, founded in 2010 by CEO Branndon Stewart, has earned the ranking of 136 out of the 5,000 fastest-growing companies in America. The software company pulled in $4.4 million in revenue last year, up more than 2,774 percent since 2011. 

2. Kohana Coffee

This nine-year old company is spicing up the Texas coffee scene with its supply of cold brews, ready-to-drink coffee products, and roasted coffee. Appearing on the Inc. 5000 for a second time, Kohana Coffee was founded by Victoria Lynden and booked more than $5.2 million in 2014 revenue, a more than 2,809 percent uptick since 2011. That puts Kohana at No. 133 on this year's list.

1. Noonday Collection

Inspired by a pair of talented Ugandan jewelry designers, Jessica Honneger launched Noonday Collection in 2010 as a way to enable designers in developing nations to create jobs in their communities. Noonday sells jewelry and accessories, which are sourced from its world-wide fair trade artisan partners. In 2014, the company, No. 45 on the Inc. 5000, reeled in nearly $12 million in revenue, up more than 5,500 percent from 2011.