||This article needs additional citations for verification. (July 2012)|
Logo used from the 1980s until 2012
|Traded as||NASDAQ: QSFT (1999-2012)|
|Fate||Acquired by Dell, Inc.|
|Founded||Newport Beach, California, United States (1987 )|
|Defunct||September 28, 2012|
|Headquarters||Aliso Viejo, California, United States|
|Products||TOAD, Windows management tools (Active Directory, Exchange, SharePoint, Systems Center, SQL Server, etc.), Database Tools (Oracle, SQL Server, DB2, Sybase, MySQL), Application management (Java, .NET, monitoring, etc.), Virtualization (server and desktop), Cloud automation and data protection.|
|Revenue||$857 million USD (2011)|
|Employees||3,900 (Q4 2011)|
Quest Software was a software manufacturer headquartered in Aliso Viejo, California. Founded in 1987, Quest develops, manufactures and supports software used by Information Technology (IT) professionals in a variety of industries. Although the company may be best known as the maker of TOAD, a product used by database professionals, it offers other products that develop, manage, monitor and protect packaged and custom software applications, as well as associated software infrastructure components, such as databases, application servers, operating systems and hypervisors. The company has a reputation for following IT spending trends and investing in technology areas such as virtualization, cloud automation and backup and recovery.
Quest has a worldwide presence, with more than 60 offices in 23 countries. The company reports a customer base of more than 100,000.
As of December 2011, Quest had 3,900 full-time employees worldwide and annual revenues of $857 million.
On July 2, 2012 Dell announced that it was buying Quest Software for 2.36 billion dollars. Dell have projected net worth in software of approximately $1.2 billion. Quest Software will make up at least 75% of this figure.
Dell's acquisition of Quest Software became official on September 27, 2012.
Key Partners 
- Microsoft Gold Certified Partner
- Oracle Partner Network Certified Partner
- VMware Technology Alliance Partner
- Red Hat
- Cisco Systems
- Lifeboat Distribution Software distribution partner
Quest offers products for application management, database management, Microsoft Windows management (including Active Directory, Exchange and SharePoint) and Virtualization Management (including desktop virtualization, server virtualization and cloud automation). Quest's application management products focus in the ERP, Java EE and Microsoft .NET market spaces. Quest was recognized as a leader in Gartner's Magic Quadrant for Application Performance Monitoring in 2011.
The company divides its products into six solution families:
- Database management
- Performance monitoring
- Data protection
- User workspace management
- Windows server management
- Identity and access management
1987 to 2000 
1987 – Quest Software was founded in Newport Beach, California with a line of high availability and middleware products for HP Multi-Programming Executive (MPE).
1995 – Vinny Smith joined the company, which at the time had 35 employees and $9.5 million in revenue.
1996 – Quest entered the database management market with an Oracle SQL database tuning product;
1997 – Quest expanded beyond North America by opening an office in the United Kingdom.
2000 – Quest expanded further into application management by acquiring Foglight, a monitoring product; and continued the global expansion with new offices in France and the Netherlands. At the end of 2000, the company had 1,400 employees and $167 million in revenue.
2000 to present 
2001 – Quest entered the Microsoft management market by acquiring Fastlane Technologies, and broadened its database offerings beyond Oracle with a new product for the IBM DB2 database.
2002 – Quest opened an office in Japan and expanded their application management offerings to custom web applications written in Java with the acquisition of Sitraka.
2003 – Quest officially entered the Microsoft SQL Server market, and IDC named Quest #1 in distributed database management software.
2004 – The company expanded its Microsoft infrastructure management capabilities by acquiring Aelita Software, and won Microsoft's prestigious Global ISV of the Year award for the first time. Gartner also named Quest #1 in Application Management. 2004 also saw Quest expand operations in Asia with new offices in Singapore, Korea and China.
2005 – Doug Garn became president of Quest. The company acquired Imceda Software that year to add SQL Server backup and recovery capabilities, and Vintela for identity management. At the end of 2005, Quest had 2,750 employees worldwide and revenues of $476 million.
2006 – The company entered the Microsoft SharePoint market. Quest acquired ScriptLogic, which provided a solid entry into the small-to-medium sized business market. This year also saw Quest ranked #1 by Gartner for application management in North America, and #1 in Database Development and Management by IDC.
2007 – Quest received Microsoft's Global ISV of the Year award for the second time. 3 The company also begin its focus on virtualization by acquiring Provision Networks, a desktop virtualization management company.
2008 – Doug Garn became CEO and president, and Vinny Smith became executive chairman. Quest purchased Vizioncore as an entry into the server virtualization market.
2009 – Alan Fudge becomes vice president of sales, and Quest acquired PacketTrap for network monitoring.
2010 – The company acquired Voelcker to round out their identity management offerings. Quest continued building out its virtualization business and also entered the private cloud automation market by acquiring Surgient. Quest was also ranked in the leaders' quadrant by Gartner for application performance monitoring. Revenues were $767 million at the end of 2010, and the company counted approximately 3,500 employees.
2011 – Vinny Smith became CEO and Chairman, and Doug Garn became Vice Chairman.
2012 – On Friday September 28, 2012, Dell announced that it has completed the acquisition of Quest Software
- "2011 Annual Report on Form 10-K ", Retrieved March 2, 2012
- "Quest Office Locations", Retrieved June 21, 2011
- "Dell buying Quest Software for $2.36 billion". USA Today. July 2, 2012. Retrieved July 2, 2012.
- Dell completes acquisition of AppAssure, 28 September 2012. Visited: 1 November 2012
- "Quest Software Named a Leader in the 2011 Gartner Magic Quadrant for Application Performance Monitoring", Business Wire, Retrieved March 3, 2012.
- Tiffany Kary (August 13, 1999). "IPO Update: Quest Software takes off". CNET News. Retrieved January 31, 2013.