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Orbital ATK's Overview

Total employees3613
HeadquartersDulles
Founded2015

Alliant Techsystems Inc. (ATK) was a prominent American aerospace, defense, and sporting goods company. Founded in 1990 as a spin-off from Honeywell, ATK grew to become a leading supplier of rocket motors, precision weapons, ammunition, and satellite components. In 2015, ATK's Aerospace and Defense groups merged with Orbital Sciences Corporation to form Orbital ATK. Subsequently, Orbital ATK was acquired by Northrop Grumman in June 2018 and was largely integrated into Northrop Grumman Innovation Systems, which has since been reorganized within Northrop Grumman's broader sectors like Space Systems and Defense Systems. This page primarily reflects the historical information of ATK and its successor Orbital ATK, and its current context within Northrop Grumman.

Where is Orbital ATK's Headquarters?

HQ Function

The Dulles, VA headquarters for Orbital ATK served as the central hub for corporate management, strategic planning, engineering oversight, and business development for its space and defense operations. It coordinated activities across its various manufacturing and research sites.

Notable Features:

The Dulles campus is a modern aerospace facility, likely equipped with advanced engineering labs, mission operations centers (for satellites), and secure areas suitable for defense-related work. It reflects a high-tech environment designed for innovation.

Work Culture:

The work culture at ATK and subsequently Orbital ATK emphasized engineering excellence, mission success, innovation, and a strong commitment to national security and space exploration. It fostered a collaborative environment for highly skilled technical professionals.

HQ Significance:

The headquarters was significant as the command center for a major player in the aerospace and defense industry, responsible for critical technologies in launch vehicles, satellites, missile defense, and advanced munitions. Its strategic decisions impacted key national space and defense programs.

Values Reflected in HQ: The headquarters and its operations reflected values of innovation, precision, reliability, and a commitment to advancing aerospace technology and national defense capabilities.

Location:

Historically, ATK and Orbital ATK supported U.S. government, allied nations, and commercial customers worldwide. Their global functions included the supply of rocket propulsion systems for space launch and defense, precision-guided munitions, tactical missiles, satellite components and systems, and aircraft structures. International sales and support offices, along with partnerships, facilitated this global reach. These capabilities and market access are now integrated within Northrop Grumman's global operations, serving a broad international customer base in the aerospace, defense, and space sectors.

Street Address:

45101 Warp Drive (Historical Orbital ATK HQ)

City:

Dulles

State/Province:

Virginia

Country:

USA

Orbital ATK's Global Presence

Promontory, Utah, USA

Address: Manufacturing & Test Facility (General Area), Promontory, UT

Utilizes the remote, expansive area for safe testing and large-scale manufacturing of rocket propulsion systems, benefiting from a skilled local workforce in aerospace.

Rocket Center, West Virginia, USA

Address: Allegany Ballistics Laboratory (ABL), Rocket Center, WV

A strategic industrial base location with a long history in defense manufacturing, providing critical components for national security.

Clearfield, Utah, USA

Address: Aerospace Structures Division (General Area), Clearfield, UT

Part of Utah's aerospace manufacturing hub, contributing to both commercial and defense aerospace supply chains.

Buying Intent Signals for Orbital ATK

Highperformr Signals uncover buying intent and give you clear insights to target the right accounts at the right time — helping your sales, marketing, and GTM teams close more deals, faster.

Notable news
Hiring actively
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
*Example signal, not calculated in real time

Executive Team of Orbital ATK

As of April 2025, Orbital ATK' leadership includes:

Mark W. DeYoung - Former President and CEO, Alliant Techsystems (prior to Orbital ATK merger)
David W. Thompson - Former President and CEO, Orbital ATK (previously CEO of Orbital Sciences)
Blake E. Larson - Former Chief Operating Officer, Orbital ATK
Garrett E. Pierce - Former Chief Financial Officer, Orbital ATK (previously CFO of Orbital Sciences)
Scott Lehr - Former President, Flight Systems Group, Orbital ATK

Investors of Orbital ATK

Orbital ATK has been backed by several prominent investors over the years, including:

Prior to its acquisition by Northrop Grumman in 2018, Alliant Techsystems (ATK) and subsequently Orbital ATK were publicly traded companies (NYSE: ATK, then OA). Major institutional investors typically included large asset management firms and mutual funds such as The Vanguard Group, BlackRock, State Street Corporation, T. Rowe Price, and Fidelity Investments. Post-acquisition, Northrop Grumman (NYSE: NOC) became the sole owner of ATK/Orbital ATK's assets.

Executive New Hires/Exits in the Last 12 Months

Hire0
Exits0

Significant executive changes for ATK occurred around its 2015 merger with Orbital Sciences to form Orbital ATK, and its subsequent 2018 acquisition by Northrop Grumman. These transitions involved new leadership structures and integration into the acquiring entities. No executive hires or exits have occurred for 'ATK' as a standalone entity in the last 12 months, as it no longer exists independently.

Departures

Mark W. DeYoung, Departed leadership role upon completion of the merger forming Orbital ATK.

New Appointments:

David W. Thompson, Appointed leader of the merged entity, Orbital ATK.
Kathy J. Warden, Became CEO of Northrop Grumman, the parent company that acquired Orbital ATK. Wes Bush was CEO during the acquisition.

Technology (Tech Stack) used by Orbital ATK

Discover the tools Orbital ATK uses. Highperformr reveals the technologies powering your target accounts — helping your sales, marketing, and GTM teams prioritize smarter and close faster.

Orbital ATK Email Formats and Examples

Since Alliant Techsystems (ATK) and Orbital ATK were acquired by Northrop Grumman, employees use Northrop Grumman's email system. The most common email formats for Northrop Grumman are [first].[last]@ngc.com or [first].[last]@northropgrumman.com. Variations might exist for specific divisions or roles.

[first].[last]@ngc.com or [first].[last]@northropgrumman.com

Format

jane.doe@ngc.com

Example

90%

Success rate

News and media

Northrop Grumman NewsroomJune 6, 2018

Northrop Grumman Completes Acquisition of Orbital ATK

Northrop Grumman announced it has successfully completed its acquisition of Orbital ATK Inc. Orbital ATK is now Northrop Grumman Innovation Systems, a new, fourth business sector. This strategic move expands Northrop Grumman's capabilities in space, defense, and aviation....more

Orbital ATK (Archived Press Release)February 9, 2015

Orbital Sciences Corporation and Alliant Techsystems (ATK) Complete Merger to Form Orbital ATK

Orbital Sciences Corporation and the aerospace and defense groups of Alliant Techsystems (ATK) announced the successful completion of their merger transaction, creating Orbital ATK, Inc. The new company began operations as a global leader in aerospace and defense technologies....more

ReutersSeptember 18, 2017

Northrop Grumman to buy missile maker Orbital ATK for $7.8 billion

Northrop Grumman Corp said it would buy missile and rocket maker Orbital ATK Inc for about $7.8 billion in cash, plus the assumption of $1.4 billion in net debt, to bulk up its missile defense and space rockets businesses....more

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