190 deals that are reshaping the market

We've gathered all the closed mergers and acquisitions that were completed in calendar 2021 so you can track the dealmakers and what and why they are buying.

More Coverage: Why 2021 was a record year for mergers and acquisitions

Listen: PROJECT 38 Podcast on Why 2021 was a perfect storm for M&A

Close Date	Buyer	Seller	Gross Purchase Price (millions)
1/5/2021	Owl Cyber Defense Solutions, LLC	Trident Assured Collaboration Systems of Trident Systems Incorporated	N/A
1/6/2021	LinQuest	TMC Design	N/A
1/6/2021	Sagewind Capital	Sigma Defense Systems	N/A
1/7/2021	Axiologic Solutions	Knowledge Link	N/A
1/11/2021	SMX	Datastrong	N/A
1/12/2021	Systems High Corp.	Technical, Engineering, Advisory, and Management Support ("TEAMS") business of Booz Allen Hamilton	N/A
1/14/2021	LEIDOS	1901 Group	$215
1/14/2021	VTG Defense	Intelligence Shift	N/A
1/15/2021	Bogart Associates	Pathoras Corp.	N/A
1/19/2021	Quiet Professionals LLC	Echo Analytics Group, LLC	N/A
1/20/2021	Tracker Capital Management LLC	Presage Security	N/A
1/21/2021	Criterion Systems	Realm Consulting, Inc.	N/A
1/25/2021	BlackHorse Solutions	Emerett	N/A
1/25/2021	DELOITTE	Root9B	N/A
1/28/2021	AE Industrial Partners	UAV Factory	N/A
1/29/2021	Applied Insight	Bridges Consulting	N/A
1/30/2021	McKean Defense	Mikros Systems	N/A
2/1/2021	Continental Mapping Consultants	Geographic Information Services Inc.	N/A
2/1/2021	IntelliGenesis	CybatiWorks	N/A
2/1/2021	The Carlyle Group	IST Research	N/A
2/1/2021	The Carlyle Group	Two Six Labs	N/A
2/2/2021	Intellibridge	Alethix	N/A
2/3/2021	PERATON INC.	Federal IT and Mission Support Services Business of Northrop Grumman	$3,400
2/4/2021	The Proximas Group	ADG Creative, LLC, a division of Chenega Corp.	N/A
2/10/2021	QuantiTech	Millennium Engineering and Integration Company	N/A
2/22/2021	AeroVironment Inc.	Arcturus UAV Inc.	$405
2/22/2021	Koniag Inc.	Great Northern Engineering, LLC	N/A
2/24/2021	IDS International	GovSource	N/A
2/24/2021	IDS International	DECO	N/A
2/26/2021	AeroVironment Inc.	Intelligent Systems Group Business of Progeny Systems	$36
3/1/2021	MAXIMUS INC.	Attain Federal Division	$430
3/2/2021	AE Industrial Partners	The Ambit Group	N/A
3/2/2021	Ambit Group	GreenZone Solutions	N/A
3/23/2021	KAPCO Defense	Systems Engineering Associates Corp.	N/A
3/24/2021	MSD Partners	Woolpert, Inc.	N/A
4/1/2021	Anduril Industries	Area-I	N/A
4/1/2021	General Atomics	Commonwealth Computer Research Inc.	N/A
4/2/2021	Business Integra Technology Solutions	Aquila Technology Corp.	N/A
4/2/2021	Tyto Athene	Government Solutions Business of AT&T	N/A
4/3/2021	Motion Recruitment	The Goal	N/A
4/6/2021	Ensco	Exostrategies	N/A
4/7/2021	LEIDOS	Gibbs & Cox	$377
4/18/2021	Codan Communications	Domo Tactical Communications	N/A
4/20/2021	Hammond, Kennedy, Whitney	CIS Secure Computing	N/A
4/21/2021	AMDEX	Avar Consulting	N/A
4/21/2021	Unison	PRICE Systems	N/A
4/22/2021	Gunnison Consulting Group	Information Innovators LLC	N/A
4/22/2021	Tyler Technologies	NIC Inc.	$2,300
4/27/2021	SERCO INC.	Whitney, Bradley & Brown	$295
4/28/2021	CGI Inc.	Sense Corp.	N/A
4/30/2021	NOBLIS INC.	McKean Defense	N/A
5/3/2021	SCIENCE APPLICATIONS INTERNATIONAL CORP.	Koverse	N/A
5/6/2021	Forcepoint	Cyberinc	N/A
5/7/2021	PERATON INC.	Perspecta	$7,100
5/11/2021	Brightstar Capital Partners	Engineering Research and Consulting	N/A
5/13/2021	SMX	C2S Consulting Group	N/A
5/14/2021	Teledyne Technologies	FLIR Systems	$8,200
5/17/2021	Ansys	Phoenix Integration, Inc.	N/A
5/25/2021	Bluestone Investment Partners	Chesapeake Technology International	N/A
5/25/2021	TETRA TECH, INC.	Kaizen Company	N/A
5/25/2021	Veritas Capital and Evergreen Coast Capital	Cubic	$3,000
5/26/2021	GCOM Software LLC	Qlarion	N/A
5/27/2021	Belcan Federal	VICTOR42	N/A
6/1/2021	Cerebus Capital Management	Red River Technology	N/A
6/1/2021	MAXIMUS INC.	Veterans Evaluation Services	$1,400
6/1/2021	Sentient Digital	RDA Inc.	N/A
6/2/2021	Versar Inc.	BayFirst Solutions	N/A
6/3/2021	Chemring Group	Cubica Group	N/A
6/8/2021	System One	Quadel Consulting and Training	N/A
6/10/2021	JHNA	Technology Security Associates	N/A
6/10/2021	Valkyrie Enterprises, Inc.	Rolands & Associates Corp.	N/A
6/14/2021	BOOZ ALLEN HAMILTON	Liberty IT Solutions	$725
6/17/2021	Granicus Inc.	Bang the Table Pty Ltd	N/A
6/17/2021	Granicus Inc.	OpenCities Pty Ltd	N/A
7/1/2021	Client Solution Architects	Capstone LLC	N/A
7/1/2021	Valiant Integrated Services	Alliance Technical Services	N/A
7/2/2021	SCIENCE APPLICATIONS INTERNATIONAL CORP.	Halfaker and Associates	$250
7/6/2021	BlueHalo	Design & Development Engineering Services	N/A
7/6/2021	CAE Inc.	Military Training Business of L3Harris Technologies	$1,050
7/6/2021	PARSONS CORP,	BlackHorse Solutions	$203
7/13/2021	Command Holdings	CeLeen LLC	N/A
7/13/2021	Command Holdings	Quattro Consulting	N/A
7/13/2021	Octo Consulting	Volant Associates	N/A
7/15/2021	Avantus Federal	Occam's Razor Technologies	N/A
7/15/2021	ID Technologies LLC	Attila Security	N/A
7/15/2021	Intrepid Solutions	Darkblade Systems	N/A
7/16/2021	ASGN Inc.	Indrasoft	N/A
7/22/2021	Planned Systems International	ProSphere Tek	N/A
7/26/2021	DELOITTE	Sentek Global	N/A
7/27/2021	LMI Consulting	Suntiva	N/A
7/30/2021	AVIAN Inc.	redUAS	N/A
7/30/2021	PARSONS CORP,	Echo Ridge	$9
7/30/2021	Shield AI	Martin UAV	N/A
8/2/2021	Broadtree Partners	Sayres and Associates	N/A
8/3/2021	Intellibridge	U.Group	N/A
8/5/2021	Castellum Inc.	Merrison Technologies	N/A
8/5/2021	Counter Threat Solutions	Quantitative Analytics	N/A
8/9/2021	ASGN Inc.	Enterprise Resource Performance Inc.	N/A
8/9/2021	GovOS	MUNIRevs | LODGINGRevs	N/A
8/11/2021	DC Capital Partners	SiOnyx	N/A
8/13/2021	KBR INC.	Frazer - Nash Consultancy	$405
8/16/2021	Castellum Inc.	Specialty Systems	N/A
8/17/2021	NavSight Holdings Inc.	Spire Global, Inc.	$1,230
8/17/2021	Vetegrity	DB2 Inc.	N/A
8/18/2021	GovCIO	Salient CRGT	N/A
8/18/2021	Sedulous Consulting Services	Infinity Support Services	N/A
8/19/2021	ACCENTURE FEDERAL SERVICES	Novetta Solutions	N/A
8/19/2021	HII, (formerly Huntington Ingalls Industries)	Alion Science and Technology	$1,650
8/24/2021	Customer Value Partners	Atlas Research	N/A
8/24/2021	Two Six Technologies	Trusted Concepts	N/A
8/25/2021	InVeris Training Solutions	SURVIVR	N/A
8/25/2021	VTG Defense	ASSETT Inc.	N/A
8/26/2021	Arlington Capital Partners	MCR	N/A
8/26/2021	Granicus Inc.	WebQA, Inc.	N/A
9/2/2021	Chickasaw Nation Industries	DIGITALiBiz, Inc.	N/A
9/8/2021	Document Storage Systems	SBG Technology Solutions	N/A
9/9/2021	Bluestone Investment Partners	cBEYONData	N/A
9/9/2021	Contegix	Ascend Integrated	N/A
9/13/2021	BOOZ ALLEN HAMILTON	Tracepoint, LLC	N/A
9/14/2021	UAV Factory	Jennings Aeronautics	N/A
9/15/2021	Sagewind Capital	Federal Advisory Partners	N/A
9/16/2021	Neural Investments, Island Empire Community Development	DIGITALSPEC	N/A
9/17/2021	BlueHalo	Intelligent Automation	N/A
9/20/2021	Allied Universal Security Services	MSA Security, Inc.	N/A
9/20/2021	Oakleaf Software	DPRA	N/A
9/21/2021	CI Capital Partners	The Cadmus Group	N/A
9/21/2021	Criterion Systems	Protas Solutions	N/A
9/22/2021	PERATON INC.	As-a-Service Solutions Segment of ViON	N/A
9/22/2021	Sedgwick	Managed Care Advisors	N/A
9/27/2021	Tyto Athene	Qbase	N/A
9/28/2021	Anduril Industries	Copious Imaging	N/A
9/28/2021	Criterion Systems	Sage Black Consulting & Contracting	N/A
9/30/2021	Artlin Consulting LLC	Sehlke Consulting, LLC	N/A
9/30/2021	CACI INTERNATIONAL	Bluestone Analytics	$120.3
10/1/2021	Cobham Advanced Electronic Solutions	Colorado Engineering	N/A
10/1/2021	CGI Inc.	Array Holding Co.	N/A
10/1/2021	Equifax, Inc.	Appriss Insights	N/A
10/5/2021	Chainalysis	Excygent	N/A
10/5/2021	MasterPeace Solutions	Full Suite Solutions	N/A
10/5/2021	Valor Healthcare, Inc.	CRAssociates, Inc.	N/A
10/12/2021	Anser Advisory	Markon Solutions	N/A
10/12/2021	Cerebus Capital Management	NetCentrics	N/A
10/13/2021	Comcast	Defined Technologies	N/A
10/18/2021	GUIDEHOUSE LLP	Dovel Technologies	N/A
10/18/2021	Keysight Technologies, Inc.	SCALABLE Network Technologies, Inc.	N/A
10/26/2021	OceanSound Partners	Digital Management Holdings LLC	N/A
10/26/2021	Sev1Tech	Geocent LLC	N/A
10/28/2021	BlueVoyant	202 Group LLC	N/A
10/29/2021	Arlington Capital Partners	Systems Planning and Analysis	N/A
11/1/2021	AE Industrial Partners	Fire Team Solutions	N/A
11/1/2021	Macquarie Capital	Procentrix	N/A
11/8/2021	BlueHalo	Citadel Defense Company	N/A
11/8/2021	Gemspring Capital	AINS, Inc.	N/A
11/9/2021	AVIAN Inc.	Level Up	N/A
11/11/2021	The Carlyle Group	IMIA Group Holdings	N/A
11/12/2021	Network Innovations, Inc.	Knight Sky LLC	N/A
11/15/2021	Advanced Mission Solutions	Innovative Management & Technology Services	N/A
11/16/2021	Buchanan & Edwards	RenXTech	N/A
11/17/2021	Castellum Inc.	Pax River Business of The Albers Group	N/A
11/19/2021	JACOBS ENGINEERING GROUP INC	BlackLynx	N/A
11/22/2021	Godspeed Capital Management	Ascent Engineering Group	N/A
11/23/2021	BlueHalo	Asymmetrik	N/A
11/29/2021	CHEROKEE NATION BUSINESSES LLC	Preting Consulting	N/A
11/29/2021	RTX	SEAKR Engineering	N/A
11/30/2021	Veritas Capital	SES Business of Peraton	N/A
12/1/2021	Capgemini	VariQ	N/A
12/2/2021	Acclaim Technical Services	Entegra Solutions	N/A
12/4/2021	Washington Harbour Partners	Telesto Group	N/A
12/6/2021	CDW-G	Sirius Computer Solutions, Inc.	$2,500
12/7/2021	Vertex Aerospace	Defense Training and Mission Critical Solutions Business Lines of Raytheon Technologies	N/A
12/8/2021	SEACORP	Analysis, Design & Diagnostics	N/A
12/8/2021	Systems Planning and Analysis	Arena Technologies	N/A
12/8/2021	Torch.AI	The DataTech Group	N/A
12/10/2021	MANTECH INTERNATIONAL	Gryphon Technologies	$350
12/14/2021	Information Analysis Inc.	Gray Matters, Inc.	$15
12/16/2021	Analytical Services Inc.	InTec LLC	N/A
12/16/2021	CACI INTERNATIONAL	SA Photonics	N/A
12/16/2021	Godspeed Capital Management	Varen Technologies	N/A
12/17/2021	The Carlyle Group	CNSI	N/A
12/20/2021	Galway Holdings	Simatree	N/A
12/21/2021	Aeronix	ITI Engineering	N/A
12/28/2021	Teleperformance	Senture	$400
12/29/2021	Federal Advisory Partners	Favor TechConsulting	N/A
12/30/2021	Washington Harbour Partners	Collabralink Technologies	N/A
12/31/2021	ICF INTERNATIONAL	Creative Systems and Consulting	$160
12/31/2021	ICF INTERNATIONAL	Enterprise Science and Computing	N/A
1/4/2022	QuantiTech	Systems Engineering Group Business of Telephonics	N/A
4/8/2022	McNally Capital	Orbis Operations	N/A
5/19/2022	ThayerMahan	Wingman Defense	N/A