ranked by verified client reviews, ratings & recency.
Updated October 2026
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Showing 1–25 of 188 companies
#1“Rollout IT proactively helped us build a new product from scratch, and they used their expertise to deliver a fast-loading system with a dependable UX — those were our two primary success metrics for their work.”
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#25“I've worked with developers for 35 years. None compare to Serfe. They excel in work and integrity. Trustworthy, honest, hardworking. Serfe ensures my software works as expected without excuses. They've earned my respect and my business.”
“We’re impressed by their ability to take our ideas and create something unique and develop something truly amazing.”
“Overall, the quality is fantastic. The execution speed is brilliant, code quality is solid. We do not treat them as an outsourced team. We think of them as one big team.”
“Hireplicity, Inc. delivered valuable services to the client, giving them significant headroom to complete each project. The adaptive team seamlessly integrated with the in-house group, using their project management approach. Their genui…”
“I've had the pleasure of working with ActiveColor on multiple projects spanning a 10 year period. Their team always deliver thoughtful, creative designs with an emphasis on the user's experience, and guide clients in drilling down to the…”
“Imaginary Cloud was very customer-centric and always had honest conversations.”
Alio IT Solutions is a strategic partner for businesses seeking to leverage technology to enhance efficiency and competitiveness. With a stellar Clutch rating of 4.9 out of 5 from 4 reviews, they excel in delivering tailored IT services across various domains. - **Clutch rating:** 4.9/5 from 4 reviews - **Rapid growth:** 155% annual growth over the past 5 years - **Notable clients:** LearningA-Z, University of St Augustine for Health Sci, Time4Learning, Excelient Inc - **Diverse expertise:** Proficient in Salesforce, AWS, and Data Engineering - **Global reach:** Teams based in the US, LATAM, and India Their approach is grounded in understanding client needs and providing scalable solutions that evolve with business demands.
“We have seen a significant improvement in terms of mobile friendliness and the general flow of the system. I believe this has contributed significantly to the growth of our business. Many thanks, Phenomenon.”
“Airdev has been critical to our venture's progress. They truly offer a seemingly impossible value proposition: they not only sit in the intersection between quality, speed, and cost, but also bring business wits into the process. In the…”
PureLogics LLC is a full-service technology company that specializes in digital transformation and AI/ML-powered solutions, serving enterprises and startups globally. With a stellar Clutch rating of 4.9/5 from 16 reviews, they have successfully delivered over 1,300 projects across 33 countries for 600+ clients, including Fortune 500 companies like Intel, Samsung, and Pearson. - **Proven track record:** Over 20 years in the industry with 1.2 million development hours logged. - **Global reach and impact:** Delivered projects in 33+ countries with a client base that includes notable names like MetroPCS and LiveNation. - **Diverse industry expertise:** Specializes in healthcare, education, real estate, and more, with healthcare comprising 40% of their industry focus. - **Comprehensive service offerings:** Provides mobile app development (25%), web development (25%), and AI development (20%). - **Strong technical foundation:** Works with cutting-edge technologies including AWS, React, and Shopify. PureLogics is committed to engineering digital success by integrating deep technical expertise with agile execution to tackle complex digital challenges.
Vention is a global leader in software engineering, serving both startups and large enterprises with a robust team of over 3,000 engineers worldwide. With a remarkable 4.9/5 rating from 100 verified reviews, Vention consistently delivers high-quality software solutions tailored to accelerate innovation and business growth. - **Client satisfaction:** Vention maintains an average client relationship of more than 36 months, underscoring their commitment to long-term success. - **Extensive expertise:** Serving over 500 industry-leading clients including PayPal, IBM, and PwC, Vention contributes to client acquisitions exceeding $15 billion. - **Cost efficiency:** Clients typically save up to $600,000 annually by leveraging Vention's tailored solutions and extensive expertise. - **Scalable talent:** With access to top engineering talent from the world's most respected tech hubs, Vention matches clients with experts in time zones that align with their needs. - **Proven track record:** The longest client engagement has lasted 16 years, demonstrating Vention's ability to provide sustained value and support. Vention's approach is centered on integrating seamlessly with clients' in-house teams to deliver scalable and efficient solutions, ensuring their clients can focus on business expansion and innovation.
“I have been working with TekRevol on my software development project for over a year now. Throughout this time, I have found their team meticulous in their work processes, starting with initial valuation, framing the overall milestones,…”
“Their skills and commitment are truly commendable and they will undoubtedly be an asset to any project.”
“We were totally impressed with the team's patience and rigor they had set to do things right.”
“Our collaboration with EltexSoft, spanning nearly four years, showcases their meticulous attention to detail, timeliness, and unparalleled responsiveness. This enduring partnership is characterized by a consistent 5-star experience, refl…”
“High technical aptitude combined with cultural sensitivity to our field of work. Excellent communication across the board from all points of contact. Project managers are responsible to make sure all our hopes are taken care of throughou…”
“5star maintained a high level of communication and transparency throughout the project.”
Calibrate Software excels in delivering comprehensive software design and development services for mobile apps, websites, and custom integrations. With a focus on driving incremental growth, they serve a diverse clientele ranging from small to large-sized companies globally. Their commitment to quality is reflected in a stellar 4.9/5 rating on Clutch, based on 13 reviews. - **Client satisfaction:** Calibrate Software maintains a Clutch rating of 4.9/5 from 13 verified reviews, showcasing high client satisfaction. - **Diverse expertise:** Their service offerings include AR/VR development and custom software solutions, catering to a variety of industries including education, gaming, and healthcare. - **Notable collaborations:** They have worked with prominent clients such as Wilson Sporting Goods, BGG, and Zypher, underscoring their capability to handle high-profile projects. - **Technological proficiency:** The company employs a range of technologies including React Native, Node.js, and Python, ensuring robust and scalable solutions. Calibrate Software is dedicated to understanding client needs thoroughly, delivering projects on time and within budget while ensuring exceptional value.
“Cheesecake Labs' ability to take on challenges that no one had faced before was impressive. This was the first implementation of its kind, with many different features on the Stellar network.”
“We found the most impressive about Light IT Global was their engagement and availability, as well as their focus on quality. Our cooperation was very successful, and the process was very clear.”
“Railsware has been very integral in helping make some key decisions to help BrightBytes grow.”
“Singlemind brought our product to life, it went from these planning sessions where we didn't quite know what we wanted conceptually to here's the color palette, here are the fonts, here's what this thing actually looks like.”
“We felt like we were working with a true partner rather than a vendor.”
“Achievion has proven to be an outstanding contributor to our architecture and development efforts supporting NIH Grants Management Systems.”