World Wide Technology: $4.1 billion
World Wide Technology: $4.1 billion in estimated revenue
Headquarters: St Louis, Mo.
CEO: James Kavanaugh
WWT is a "systems integrator" which means tech consultant that helps companies roll out big enterprise projects like VMware software, secure networks, Bring Your Own Device software.
It's home to about 1,800 employees and was named one of the 100 best companies to work for, thanks to generous profit sharing.
SHI International: $4.5 Billion
SHI International: $4.5 billion in estimated revenue
Headquarters: Somerset, N.J.
CEO: Thai Lee
SHI International (formerly known as Software House International) is an online marketplace where enterprises can buy tech like computers, printers, servers, and so on. It also sells consulting services and cloud computing.
At $4.5 billion in revenue (according to a company's spokesperson) and with over 2,000 employees, SHI is the one of the largest minority and woman-run tech businesses in the nation.
Infor: $2.8 billion
Infor: about $2.8 billion in estimated revenue
Headquarters: New York, N.Y.
CEO: Charles Philips
Infor is has quietly become a huge enterprise app company, with around $3 billion in sales and an estimated valuation of $16.1 billion.
Its CEO knows software. He is ex-Oracle president Charles Philips. One of the reasons Infor stays under the radar is that it has grown by acquisitions, so it's like a collection of smaller software companies. Each of them serves a very specific business niche, like dairies or footwear companies.
Zones: $1 Billion
Zones: about $1 billion in estimated revenue
Headquarters: Auburn, Wash.
CEO: Firoz Lalji
Zones is a "value-added-reseller," meaning it sells computer hardware, software, and equipment to businesses, and then helps them install and maintain it. It specializes in complex stuff like Cisco networking and virtualization tech.
Its CEO is an interesting guy. Uganda-born Lalji was the founder of the retail store chain Kit Cameras, which he sold in 1997, right before he took on the CEO job at Zones.
SoftLayer: $400 million
SoftLayer: About $400 million in estimated revenue
Headquarters: Dallas, Tex.
CEO: Lance Crosby
SoftLayer is one of the largest privately held cloud-computing and Web-hosting service providers.
IBM and EMC are reportedly in a battle to buy the company. It has a valuation of about $2.8 billion and brought in an estimated $400 million in 2012, up from $300+ million 2011.
PayPros: $214 million
PayPros: $214 million in estimated revenue
Headquarters: Newark, Calif.
CEO: Chuck Smith
PayPros (formerly called Payments Processing) is a company that sells payments processing software and point-of-sale software, the software that powers cash registers and other terminals businesses use to take money. It's got over 55,000 customers.
Datapipe: $200 million
Datapipe: about $200 million in estimated revenues
Headquarters: Jersey City, N.J.
CEO: Robb Allen
Datapipe offers IT management services to companies using cloud computing. It works with Amazon's cloud and offers cloud space on its own data centers, too.
Based on estimated revenues of $200 million in 2011, it has a valuation of about $2 billion.
Intelligent Software Solutions: $166 million
Intelligent Software Solutions: about $166 million in estimated revenue
Headquarters: Colorado Springs, Colo.
CEO: Jay Jesse
ISS offers big data software and visualization/mapping software popular with government agencies like spies and the military.
Urban Science: $125 million
Urban Science: about $126 million
Headquarters: Detroit, Mich.
CEO: Jim Anderson
Urban Science offers business analysis software for auto makers worldwide. It was founded in 1977 when Anderson was a professor at Wayne State University. He came up with a way for Cadillac to do sophisticated, math-and-science-based marketing. It's sort of like "Moneyball" for cars. (Yes, we're referring to the Brad Pitt movie about the Oakland A's.) Anderson has been its leader for 35 years.
Ahead: $125.3 million
Ahead: about $125 million estimated revenue
Headquarters: Chicago, Ill.
CEO: Daniel Adamany
Ahead is a tech service company that describes itself as "a collective brain of technologists and consultants." It helps enterprises deploy the latest, greatest tech for their networks and data centers.