If there was ever any question about the exploding tech scene in New York City circa 2012, check out Crains recent 50 fastest growing firms.

#3 Thrillist

City guide & lifestyle site for men.

#5 Usablenet

Provides a powerful platform for content delivery to mobile & tablets as well as laptops.

#8 Admarketplace

A leader in search syndication.

#9 Yodle

From the bloodbath of newspaper classifieds brought on by disrupters like Craigslist & eBay, comes a new breed of online advertiser catering to customers and the digital space.

#15 Telx

Provides datacenter services such as high speed connections, private clouds, servers & networking equipment.

#16 Complex Media

An online style and lifestyle magazine catering to young men.

#18 Wavsys

Finding talented mobile engineers isn’t easy. This firm provides contractors for the big wireless firms.

#19 Return Path

Helps firms with email delivery, by routing around and through spam filters.

#20 M5 Networks

Cloud Based phone systems.

#22 Mitchell Martin

Tech staffing and consulting solutions

#25 Artech Information Systems

Staffing for technology and project management requirements.

#27 Infinity Consulting Solutions

Recruiters for the technology industry as well as finance and accounting firms.

#28 Vicom Computer Services Inc.

Providing high end IBM enterprise solutions to datacenters.

#35 Direct Agents Inc.

A fast growing digital marketing firm.

#37 TTI of USA

Another staffing & consulting solutions firm for technology firms.

#41 Net@work

Bringing better customer service to technology consulting & services industry.

#44 Insys Group

Technology consulting and services.

#46 Travelclick

Provides technology solutions that help hotels increase revenues.

#48 Tekserve

Apple products repair & servicing.

#49 Axispoint Inc.

Business technology services and solutions.

#50 Paradysz Inc.

Email & social media marketing company