Top Cybersecurity Companies in the United States

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Nad Al Sheba, Dubai, UAE

Top Cybersecurity Companies in the United States

5 rating • 3 reviews

Cybersecurity service providers in the United States cover a broad technical and advisory spectrum, from penetration testing and vulnerability assessm...Read More

List of Top Cybersecurity Companies in the United States

Rankings updated: Oct 21, 2026

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LegalByte LLC

Verified

LegalByte, headquartered in the United States, is a leading provider of forensic and legal services in matters involving cyber and crypto incidents. The firm is recognised for setting a high standard in handling complex cases within these domains. Trusted by both individuals and businesses, LegalByte focuses on responding to cybersecurity breaches and delivering robust forensic support.

Top Services:

Blockchain

Consulting

Cybersecurity

Albuquerque, United States

1-10

$400/hr

Est. 2022

$5,000 - $10,000

PrimeFirms Score

5.0

1 reviews

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Systech Corp

Verified

SystechCorp is a multinational provider of Managed IT Services and Technology Solutions, with operations in the United States, India, Mexico, and Egypt. We assist businesses in expediting their digital transformation by providing secure, scalable, and agile IT solutions. We offer a wide range of services, including IT consulting, staff augmentation, custom software development, outsourced product development, software maintenance, and business process consulting, that are specifically designed to meet the requirements of real-world businesses. Additionally, we provide Managed Service Provider (MSP) solutions. We specialize in next-gen technologies like Salesforce, Ellucian Banner implementation, CMS platforms, Blockchain, Cybersecurity, AI/ML, Big Data, Cloud, IoT, Power BI, and Smart Retail. We provide measurable value through innovation and extensive domain expertise, with industry-focused solutions for Education, Healthcare, Automotive, Finance, Semiconductors, Retail, and Manufacturing. SystechCorp is your reliable partner for technology solutions that are prepared for the future, whether you are modernizing IT infrastructure, developing custom applications, or scaling with agile teams.

Top Services:

IT Services

Managed IT Services

Consulting

+5 more

South Plainfield, United States

101-500

$50/hr

Est. 1998

$500 - $1,000

PrimeFirms Score

5.0

1 reviews

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Crypto Legal

Verified

Crypto Legal is an award-winning UK and US-based blockchain legal and forensic firm, specialising in blockchain forensics and cryptocurrency legal services. With a focus on claims, disputes, AML compliance, financial fraud and asset recovery, we advise individuals, businesses and institutions on the legal and regulatory complexities of the digital asset sector.Founded in 2017, Crypto Legal is an award-winning firm based in the United Kingdom that specialises in advanced blockchain forensics and legal services focused on cryptocurrencies. The firm’s expertise covers claims, disputes, KYC and AML compliance, securities and investment fraud, and asset recovery, providing clients with the guidance needed to navigate the complex legal landscape of the blockchain industry.Crypto Legal has been recognised as the “Best Blockchain Law Firm of 2026” by prestigious organisations in the legal industry, including the European Legal Awards, Global Law Experts Annual Awards, and Lawyer International’s Legal 100 Awards.

Top Services:

Cybersecurity

Consulting

Blockchain

Sheridan, United States

11-50

$300/hr

Est. 2017

$10,000 - $25,000

PrimeFirms Score

5.0

1 reviews

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SignMyCode

Verified

SignMyCode is a global provider of trusted code signing solutions, helping software developers and organizations secure applications with industry recognized code signing certificates. The company offers Individual Validation (IV), Organization Validation (OV), and Extended Validation (EV) code signing certificates from leading certificate authorities, including Sectigo, DigiCert, Certera, and Comodo. In addition to affordable pricing, SignMyCode provides cloud based code signing solutions, certificate management, and 24/7 expert support to help developers protect software integrity, establish publisher authenticity, and streamline secure software delivery. Token Based Code SigningCloud Code SigningHSM Based Code SigningIndividual Code SigningOrganization Code SigningExtended Code Signing

Top Services:

Software Management & Support

Cloud Consulting

Cybersecurity

+2 more

Austin, United States

51-100

$10/hr

Est. 2021

$100 - $500

PrimeFirms Score

0.0

0 reviews

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Fred Lundin CPA LLC

Verified

Fred Lundin CPA LLC is a Chicago-based CPA accounting and technology consulting firm specializing in serving e-commerce, solopreneurs, and small business owners. With a dedicated focus on these sectors, we provide tailored financial and technological solutions to help our clients thrive in their respective [... view Fred Lundin CPA LLC profile ]

Top Services:

Accounting

Software Management & Support

IT Services

+3 more

Chicago, United States

1-10

$120/hr

Est. 2019

$500 - $1,000

PrimeFirms Score

0.0

0 reviews

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Olsys

We partner with fast-growth companies, investors, and mid-sized enterprises to scale faster, modernize smarter, and stay ahead in an AI-driven world. With 19 + years of proven delivery, 200+ engineers, and 100+ clients worldwide, we combine enterprise expertise with the dedication of a trusted partner. Every engagement is built for measurable outcomes, ensuring your technology investments drive lasting business value. We specialize in:Full-Cycle Software Engineering- End-to-end product development- B2B and eCommerce platforms- UI/UX, QA, and startup lifecycle engineering Infrastructure & Cloud Services- Managed IT (MSP)- Cybersecurity- Cloud solutions- Data protection- Modern IT architectures AI & Applied Tech- AI-driven software- Secure AI integrations- Applied AI Systems & AI Agents We’re trusted across industries:- Banking & Finance- Retail & E-Commerce- Healthcare & Hospitality- Security & IT Consulting- Heavy Duty Aftermarket- High-Tech From VC-backed startups scaling fast, to PE firms optimizing portfolio value, to enterprises leading digital transformation, OLSYS delivers technology partnerships that fuel growth and resilience.

Top Services:

Artificial Intelligence

Software Development

Mobile App Development

+5 more

Chicago, United States

101-500

$50/hr

Est. 2007

$50,000+

PrimeFirms Score

0.0

0 reviews

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App Maisters Government

App Maisters Government is a certified SBA 8(a) and ISO 9001 & 27001 digital transformation partner serving federal, state, and local government agencies, as well as K-12 and higher education institutions. The company provides reliable government web development services along with secure, scalable solutions across Artificial Intelligence, Mobility, Cloud Consulting, Cybersecurity, BI & Analytics, and IT Staff Augmentation. App Maisters Government also offers innovative products, including Resident Portals, AI Chatbots for Government and Education, Inspection Management Platforms, Digital Health Platforms, and other technology solutions that help government organizations modernize operations and improve citizen engagement.

Top Services:

Web Development

Artificial Intelligence

Staff Augmentation

+4 more

Houston, United States

11-50

$99/hr

Est. 2014

$1,000 - $5,000

PrimeFirms Score

0.0

0 reviews

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itverticals

We are empowering Brands' Digital Growth (Web, Digital Marketing, SEO, Social, Paid) & social media marketing Los Angeles CA. At IT Verticals, we provide IT business solutions and digital marketing services to setup, scale and sustain your business.100s of startups have found a better solution with us.

Top Services:

Software Development

Android App Development

iPhone App Development

+7 more

Tampa, United States

51-100

$99/hr

Est. 2012

$5,000 - $10,000

PrimeFirms Score

0.0

0 reviews

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Dallas Alarm Systems

Dallas Alarm Systems provides professional security solutions for homes and businesses throughout the Dallas area. Our services include alarm system installation, 24/7 alarm monitoring, security camera systems (CCTV), access control, smart home security, fire alarm systems, intercom systems, and security system upgrades. We are committed to delivering reliable protection, expert installation, and personalized service to help safeguard your property, employees, and loved ones with the latest security technology.We have expertise with:-home security systems in Dallas home security company in Dallascomplete home security in Dallashome alarm monitoring in DallasAlarm monitoring in Fort Worth, TX And we are rated among for commercial security company in Fort Worth

Top Services:

Customer Experience Support

Consulting

Cybersecurity

Dallas, United States

51-100

$20/hr

Est. 2006

$1,000 - $5,000

PrimeFirms Score

0.0

0 reviews

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Technology Architects Inc.

Technology Architects is a leading provider of managed IT services, cybersecurity, and IT consulting, helping businesses streamline operations and stay secure in a digital world. With over 20 years of experience, the company delivers reliable, scalable, and customized technology solutions tailored to small and mid-sized businesses. Technology Architects focuses on proactive support, data protection, and strategic IT planning to ensure clients achieve maximum efficiency, security, and long-term growth.

Top Services:

Managed IT Services

IT Services

Cybersecurity

Green Bay, United States

11-50

$10/hr

Est. 2002

$50 - $100

PrimeFirms Score

0.0

0 reviews

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gTECHserv

gTECHserv is a managed IT services and cybersecurity company founded in 2000 by Brian Goddard and headquartered in Charlotte, North Carolina. The company provides managed IT, network security, VoIP, and technology consulting services to businesses.

Top Services:

Managed IT Services

IT Services

Cybersecurity

+1 more

Charlotte, United States

51-100

$10/hr

Est. 2000

$50 - $100

PrimeFirms Score

0.0

0 reviews

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Frequently asked questions

Cybersecurity services protect businesses from digital threats through vulnerability assessments, penetration testing, security monitoring, incident response, compliance auditing, and security architecture design.

Cyberattacks cost businesses an average of $4.35 million per breach. Cybersecurity protects sensitive data, ensures regulatory compliance, maintains customer trust, and shields brand reputation from devastating breaches.

Vulnerability assessments cost $5,000-$25,000, penetration testing ranges from $10,000-$50,000, and managed security services start at $3,000-$15,000/month. Enterprise programs can exceed $100,000 annually.

Look for firms with certifications (CISSP, CEH, SOC 2), proven incident response capabilities, and compliance expertise (HIPAA, PCI-DSS, GDPR). Check threat intelligence capabilities and 24/7 SOC availability.

Essential services include network security monitoring, endpoint protection, email security, cloud security, identity management, security awareness training, compliance auditing, and incident response planning.

Top Cybersecurity Companies in the United States

List of Top Cybersecurity Companies in the United States

Ready to Find Your Perfect Agency?

Are You a Top Agency?

LegalByte LLC

Systech Corp

Crypto Legal

SignMyCode

Fred Lundin CPA LLC

Olsys

App Maisters Government

itverticals

Dallas Alarm Systems

Technology Architects Inc.

gTECHserv

Services Related to Cybersecurity

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