These Irving-based professional services firms are predominantly mid-sized to large companies, with a strong emphasis on IT services and consulting. Fluor Corporation, for instance, is a global EPC company in engineering solutions, while Vizient, Inc. specializes in healthcare performance improvement. MOURI Tech and IT Convergence are prominent in IT services, and 5 is an energy advisory firm.
A clear pattern among these companies is their focus on providing specialized expertise to other businesses. Many, like Brainvire and Quisitive, offer solutions in emerging technologies such as AI, IoT, and cloud computing. The presence of several staffing and recruiting firms, including IMCS Group and PDS Tech Commercial, Inc., also highlights a significant demand for human capital solutions in the area.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
Fluor Corporationfluor.com
Global EPC company providing engineering solutions to energy, infrastructure, life sciences, technology, mining, and government sectors with emphasis on innovation and sustainability |
36,512 | |||
| 2 |
Vizient, Incvizientinc.com
A leading healthcare performance improvement company, serving over 50% of acute care providers with expertise, analytics, advisory services, and a large contract portfolio |
6,999 | |||
| 3 |
MOURI Techmouritech.com
Global Enterprise Solutions Provider partnering with Fortune 500 companies, offering innovative services in enterprise transformation, cloud strategy, analytics, and application development |
3,521 | |||
| 4 |
IT Convergenceitconvergence.com
Global Oracle Platinum Partner offering cloud consulting, managed services, integration, analytics, automation, training, and change management for enterprises. |
1,773 | |||
| 5 |
5energyby5.com
A leading energy advisory firm in North America, specializing in energy procurement, risk management, sustainability, and resiliency for a diverse range of clients |
1,029 | |||
| 6 |
Brainvirebrainvire.com
A tech company specializing in Industry 40 technologies like AI, IoT, ML, Cloud, and Blockchain, with a portfolio of Fortune 500 clients and successful implementations |
859 | |||
| 7 |
IMCS Groupimcsgroup.net
An IT, Healthcare, and Professional Staffing Company helping enterprises optimize staffing investments, implement growth strategies, and provide top-quality medical professionals |
816 | |||
| 8 |
PDS Tech Commercial, Inc.pdstech.com
A leading staffing company connecting skilled employees with Fortune 500 clients for project support and permanent placements across various industries |
762 | |||
| 9 |
Quisitivequisitive.com
Global Microsoft partner delivering cloud solutions, custom technologies, and first-party offerings to drive enterprise digital transformation and innovation. |
754 | |||
| 10 |
Aligned Automationalignedautomation.com
Aligned Automation digitally enables businesses to make quick, accurate, and sustainable decisions, connecting processes, technologies, and people to unlock value and drive critical outcomes |
694 | |||
| 11 |
RailProsrailpros.com
RailPros specializes in providing rail and transit engineering and construction services, with a focus on project management, design, and operational support |
648 | |||
| 12 |
Metriqe Solutionsmetriqe.com
Metriqe Solutions is a leading business process outsourcing firm specializing in complex accounting for various industries, providing accurate and secure financial solutions |
611 | |||
| 13 |
MMC Group LPmmcgrp.com
Provider of professional services, workforce management, and technical solutions to public/private companies and governmental organizations in the US Specializing in staff augmentation and consulting services |
583 | |||
| 14 |
ComTec Information Systems (IT)comtecinfo.com
IT consulting firm offering digital, application, and infrastructure services with expertise in RPA, cloud computing, Microsoft, Oracle, cyber security, and more |
426 | |||
| 15 |
Tekgence Inctekgence.com
A global consulting firm specialized in digital transformation, business process improvement, and change management with expertise in Procurement, Supply Chain, and Logistics |
415 | |||
Want more companies than this list?This page shows the largest ones only. Connect to Tamtam to see every company that matches, filter by size, industry or growth, and reach their decision-makers. | |||||
| 16 |
Techgene Solutionstechgene.com
An ISO-certified company providing innovative mobility solutions for enterprises & consumers, with expertise in various verticals and a focus on client success |
322 | |||
| 17 |
The Ksquare Grouptheksquaregroup.com
This company specializes in software development services, providing innovative solutions and expertise in developing custom software applications and IT solutions |
322 | |||
| 18 |
ADEPT COMPUTER CONSULTANTS INCadeptconsultants.com
Adept Consulting Services offers custom software development, IT consulting, and staffing solutions with a focus on quality, integrity, and innovation for client success globally |
313 | |||
| 19 |
Adept Global Innovation Centeradeptconsultants.com
The company provides IT services, catering to various technological needs and solutions |
278 | |||
| 20 |
Ethos Groupethosgroup.com
A company that partners with automotive dealers to enhance customer experience, drive profits, and reduce costs through an ethical approach |
266 | |||
| 21 |
Perfawareperfaware.com
Digital Transformation and Omnichannel solutions provider helping businesses enhance customer experience and optimize operations through unique commerce strategies and collaborations with industry leaders |
247 | |||
| 22 |
Techorbit, Inc.techorbit.com
An IT company specializing in providing onsite, offsite, and offshore services and solutions to help clients compete globally with cost-effective and reliable technology deployments |
183 | |||
| 23 |
CODE GRAVITY LLCcodegravityit.com
Global technology services and consulting leader, specializing in digital transformation strategies, engineering, application development, knowledge management, and business process management for clients worldwide |
48 | |||
| 24 |
IntelliSavvyintellisavvy.com
Technology partner enabling transformation to integrated IT environment for optimization, innovation, and risk management Drive productivity and manage change effectively |
41 | |||
| 25 |
Unigo Inc.unigoit.com
The company provides quality IT services and integrated solutions including software development, cloud infrastructure, software testing, and consulting to help businesses achieve their objectives efficiently and cost-effectively |
28 | |||
| 26 |
Stancil & Co.stancilco.com
Professional consulting firm specializing in energy sectors such as petroleum refining, pipelines, gas processing, and biofuels Trusted for mergers, project management, and regulatory issues globally |
15 | |||
| 27 | 15 | ||||
| 28 |
Wit Innovationwitinnovation.com
A trusted partner for mid-market enterprises, specializing in digital transformation services, omni-channel presence, customer insights, cloud IT renovation, and emerging technology adoption |
14 | |||
| 29 |
Serendebyte Inc.ttecdigital.com
A provider of Pega-powered digital transformation services, specializing in end-to-end BPM project implementation, testing, and talent augmentation, with global offices in Texas and India |
12 | |||
| 30 |
Predictiv Insightspredictivinsights.com
Global provider of Big Data and Advanced Analytics solutions with expertise in Data Strategy, Visualization, and Predictive Analytics to drive better business decision-making and outcomes |
6 | |||
Turn this list into pipeline
Tamtam finds the decision-makers at every company on a list like this one, with verified emails, phone numbers and the buying signals that tell you when to reach out.
How this list is built
Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Nov 11, 2026.
More company lists in Irving
- The largest companies in Irving 317
- IT Services and IT Consulting companies in Irving 92
- Multinational companies in Irving 83
- IT services companies in Irving 83
- Consulting firms in Irving 34
- Retail chains in Irving 31
- AI companies in Irving 25
The same list elsewhere in United States
- Professional services firms in the United States 7,078
- Professional services firms in New York State 955
- Professional services firms in California 880
- Professional services firms in Texas 629
- Professional services firms in Florida 375
- Professional services firms in Virginia 344
- Professional services firms in Illinois 339
- Professional services firms in Massachusetts 249
- Professional services firms in New Jersey 249
- Professional services firms in Georgia 246
- Professional services firms in Pennsylvania 245
- Professional services firms in Ohio 195
- Professional services firms in Maryland 176
- Professional services firms in Michigan 172
- Professional services firms in Washington State 163
- Professional services firms in North Carolina 142
- Professional services firms in Alabama 135
- Professional services firms in Minnesota 125
- Professional services firms in New York 735
- Professional services firms in Chicago 196
- Professional services firms in Houston 156
- Professional services firms in Atlanta 143
- Professional services firms in San Francisco 130
- Professional services firms in Washington 109