ranked by verified client reviews, ratings & recency.
Updated October 2026
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Showing 1–25 of 183 companies
#1“Stingrai uncovered vulnerabilities our vulnerability program had missed and helped us harden critical systems with practical guidance. We were impressed with their personalized, transparent approach and delivery against our timelines.”
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#25“Our Engineering group needed a Pentest done for an upcoming SOC2 audit and DATAMI did a good job for us. They found a few issues that we weren’t expecting and had solid advice on how to close those vulnerabilities. They were quick, effic…”
“We architected Vroozi to meet stringent enterprise and government compliance standards from day one. We brought Software Secured in to violently stress-test that architecture. Their offensive, attacker-minded approach provided the exact…”
“I'm impressed by the common sense and technical skills of the team.”
PlutoSec is a leading Canadian cybersecurity firm dedicated to fortifying the digital defenses of businesses across various sectors. With a stellar 5/5 rating from 78 verified reviews, PlutoSec specializes in penetration testing and risk assessments to protect critical digital assets from emerging threats. - **Clutch rating:** Boasts a perfect 5/5 rating from 78 reviews, underscoring its reliability and client satisfaction. - **Diverse clientele:** Trusted by renowned companies like Inditex, Dacia, and Vueling Airlines, demonstrating its capability to serve large-scale enterprises. - **Comprehensive services:** Offers a broad range of services including penetration testing, cloud security, and managed security services, ensuring end-to-end protection. - **Industry standards:** Aligns its security assessments with NIST & ISO standards, providing clients with confidence in compliance and risk management. - **Diverse industry reach:** Serves sectors such as finance, healthcare, government, and eCommerce, showcasing its adaptability and expertise across various domains. PlutoSec's proactive approach and commitment to real-world testing enable businesses to enhance their security posture and mitigate potential risks effectively.
Packetlabs is a leading penetration testing firm, renowned for delivering comprehensive cybersecurity assessments that go beyond traditional vulnerability scans. With a remarkable 4.9/5 rating from 47 reviews, Packetlabs is trusted by enterprises and midmarket companies alike to fortify their security postures with zero false positives and no outsourcing. - **High client satisfaction:** Packetlabs maintains a 4.9/5 rating on Clutch, reflecting their commitment to delivering exceptional service. - **Industry certifications:** The company is CREST-accredited and SOC 2 Type II attested, underscoring their dedication to security excellence. - **Diverse client base:** They serve a wide range of industries, including financial services, information technology, and education. - **Comprehensive services:** Specializing in penetration testing, application security, and adversary simulation, they provide tailored solutions to meet specific business needs. - **Proven results:** Packetlabs consistently identifies vulnerabilities that others miss, enhancing the security frameworks of their clients. With a focus on real-world impact, Packetlabs delivers penetration testing that not only meets but exceeds industry standards, ensuring robust protection for their clients' digital assets.
“Bit by Bit Computer Consultants has done a complete overhaul and assessment of our entire network. We’ve taken on a bunch of new projects to modernize all of our IT infrastructure, hardware, and software. They’ve guided us through every…”
“White Knight Labs helped us sleep easier at night by assessing the security of our systems. The technical depth of the team was impressive, as was the professionalism through the engagement and resulting report. We strongly recommend the…”
ViperByte is a cybersecurity firm specializing in offensive security solutions tailored for small to mid-sized businesses. With a perfect 5/5 rating on Clutch from 9 reviews, they excel in identifying and mitigating vulnerabilities before they become threats. Their services include penetration testing, social engineering, and compliance services, focusing on industries like finance, healthcare, and IT. - **Clutch Rating:** ViperByte boasts a 5/5 rating from 9 verified reviews, highlighting their consistent excellence. - **Service Specialization:** 75% of their focus is on threat and attack simulations, ensuring robust security measures. - **Compliance Expertise:** They assist businesses in staying compliant with standards such as SOC2, HIPAA, and PCI-DSS. - **Client Range:** Serving primarily midmarket businesses, they also cater to small and enterprise-level clients. ViperByte's approach combines deep industry knowledge with tailored solutions, ensuring clients stay compliant and secure.
Halo Security specializes in external attack surface management, offering a platform that provides security leaders with comprehensive visibility into their internet-facing assets. With a 4.9/5 rating from 8 reviews, Halo Security is a trusted partner for organizations seeking to enhance their cybersecurity posture. - **Proven Expertise:** Halo Security's team holds top industry credentials including OSCP, OSWA, PWPP, and CAPenX, ensuring expert penetration testing. - **Comprehensive Services:** They provide a full suite of security services such as external vulnerability management, PCI compliance, and continuous asset discovery. - **Client Satisfaction:** Clients like AKASA and Aizan Technologies Inc. praise Halo Security for exceeding compliance requirements and delivering efficient, timely services. - **Diverse Industry Experience:** Serving sectors from information technology to healthcare, they support organizations across various industries. - **US-Based Team:** All penetration testing is conducted by a friendly and experienced US-based team, ensuring quality and reliability. Halo Security's approach combines automated tools with manual techniques to reveal vulnerabilities and provide clear, actionable remediation guidance.
Allcontrols specializes in providing comprehensive cybersecurity and compliance services to businesses across various industries, ensuring they meet international security standards. With a 4.9/5 rating from 8 reviews, Allcontrols stands out for its commitment to quality and client satisfaction. - **High client satisfaction:** Achieved a 4.9/5 rating from 8 verified reviews. - **Diverse industry expertise:** Serves key sectors including financial services, IT, and telecommunications. - **Comprehensive service offerings:** Specializes in both cybersecurity and custom software development, each comprising 50% of their service focus. - **ISO and PCI compliance:** Offers ISO 27001 audits and PCI DSS certification services to enhance security compliance. - **Proven client success:** Notable clients include Fluix, Bivial AG, and Neonomics, who have praised their professionalism and expertise. Allcontrols combines expert advisory services with an all-in-one GRC platform to automate governance, risk, and compliance processes, ensuring a robust security posture for their clients.
PCA Technology Group, now part of Netrio, is a leading managed service provider (MSP) and managed security service provider (MSSP) serving small to mid-market enterprises across North America. With a Clutch rating of 4.9/5 from 31 reviews, PCA is dedicated to delivering measurable outcomes through services like IT infrastructure management, cybersecurity, and cloud solutions. - **Client Base:** Over 1,000 clients across diverse industries such as healthcare, retail, manufacturing, and financial services. - **Service Portfolio:** Offers comprehensive managed IT, cybersecurity, and custom application development services. - **Technology Expertise:** Specializes in platforms like .NET, Azure, and Windows Server, ensuring robust and scalable solutions. - **Client Satisfaction:** Known for exceptional customer service and responsiveness, consistently praised in client reviews. PCA Technology Group's approach centers on understanding client needs and delivering tailored solutions that align with business objectives, ensuring both security and growth.
“They were great at keeping us updated throughout the process and made everything easy to understand.”
“NopalCyber has been pivotal in fortifying our security infrastructure with its comprehensive Vulnerability Assessment and Penetration Testing (VAPT), application security services, and holistic managed security service guidance. Their pr…”
Devsinc is a global leader in IT services, enabling technological advancements for startups, enterprises, and public sector clients across 23+ countries. With over 15 years of experience, they have successfully delivered more than 3,000 projects, supported by a dynamic team of over 2,000 engineers skilled in 70 tech stacks. Devsinc's commitment to excellence is reflected in their 5/5 Clutch rating from 28 reviews. - **Extensive Global Reach:** Operates from five countries, serving 236+ active clients with teams available across all time zones. - **Diverse Expertise:** Offers 26 services across 17+ industries, including notable sectors like healthcare, finance, and gaming. - **Proven Success:** Achieved 105% order growth for Zellbury by migrating their platform to Shopify Plus. - **Client Satisfaction:** Known for delivering 98% faster lease approvals for Intellirent with AI-powered solutions. - **Technological Excellence:** Builds platforms like HoneyBricks' blockchain real estate management, handling $5M+ in investments. With a focus on scalability, performance, and security, Devsinc consistently transforms IT systems into smart, agile, and AI-driven digital assets, driving innovation and global IT excellence.
“Sunbytes’ thorough penetration testing approach uncovered risks we’d never even considered and opened my eyes to just how important it is to secure our platform from day one.”
Redline Cyber Security is a leading provider of manual penetration testing services, dedicated to safeguarding businesses against cyber threats with a 5/5 rating from verified reviews. With a foundation built by real hackers, Redline offers unparalleled expertise in identifying vulnerabilities that automated tools miss, serving clients from Fortune 100 enterprises to small businesses globally. - **Proven Track Record:** Redline boasts a perfect 5/5 rating on Clutch, reflecting their excellence in delivering security solutions. - **Diverse Clientele:** Trusted by Fortune 100 companies and small businesses alike, Redline effectively tailors their services to diverse needs. - **Comprehensive Services:** They offer a full spectrum of cybersecurity services, including application, network, and cloud penetration testing. - **Real-World Expertise:** With roots in capture-the-flag competitions and bug bounty programs, their team’s adversarial mindset uncovers critical gaps. - **Community Engagement:** Beyond client work, they invest in the next generation through youth mentoring and diversity initiatives. Redline's commitment to authentic expertise and client-centric solutions ensures that their security measures align with business objectives, delivering realistic and cost-effective fixes.
Unlock Management empowers businesses to accelerate growth and enhance operational excellence through advanced technology and strategic execution. With a stellar 4.9/5 rating on Clutch from 5 reviews, they specialize in custom AI solutions, go-to-market strategies, and robust cybersecurity measures that cater to diverse industries such as eCommerce, financial services, and healthcare. - **Clutch Rating:** 4.9/5 from 5 verified reviews - **AI Expertise:** 20% focus on AI Recommendation Systems and Machine Learning - **Industry Reach:** Serve eCommerce (40%), Food & Beverage (25%), and Financial Services (15%) - **Client Size:** Primarily small businesses (<$10M) accounting for 80% of their clientele Unlock Management stands out as a strategic partner, blending technical prowess with actionable insights to unlock new growth avenues for their clients.
“BugRaptors played a critical role in making a reliable AI-first product, ensuring our intelligent features worked seamlessly in real-world conditions.”
“Bayan has been using Information Security services from Kualitatem. The team is extraordinarily professional and their expertise are second to none. We’ll be sure to work with them again.”
“Working with Ambiscale ensured that Insightland’s digital transformation was smooth and efficient. We are delighted with the results and their ongoing support.”
“The team at Planet Argon quickly became an extension of our own and they continue to be strong and trustworthy development partners. We truly feel they have our best interest in mind, and their expertise goes beyond the technical. Their…”
“We’ve worked with a lot of partners in our 20 years. You know a good one when you see it, and Transparity are very good. The team listen, they’re responsive and the quality of technical expertise is really high. I really enjoy working wi…”
Indigloo Softwares Private Limited is a premier technology firm specializing in AI-driven digital transformation and robust cybersecurity solutions. With a stellar 5/5 rating on Clutch from 7 reviews, they serve a diverse global clientele from startups to Fortune 500 enterprises. - **Clutch Rating:** 5/5 from 7 verified reviews - **Clientele:** Serves both disruptive startups and Fortune 500 enterprises - **AI Expertise:** Specializes in AI and Intelligent Automation, including Agentic AI and Generative AI - **Cybersecurity Services:** Offers comprehensive VAPT and Zero Trust architecture - **Global Reach:** Provides services across multiple timezones and languages Their agile methodology and strategic partnerships ensure high-performance outcomes and future-proof business processes.
“Orthoplex worked very fast. There were solutions to our problems almost immediately and with clear communication the whole time. I also liked the fact that they educated us on the architecture of the platform and took the time to answer…”
