Dan Cornell Vice President and CIO at Altria

5.0★

Web Development Review from Dan Cornell

Since working with them, we've seen improvements in our sites' speed and conversion rate; they're also able to implement site updates with ease. The team ensures a seamless customer experience through consistent communication and timely deliveries. They're also very customer-oriented.

Rasha Katabi Founder & CEO at Brim FInancial

5.0★

Web Development Review from Rasha Katabi

They executed the projects on time and with minimal bugs. They lead a collaborative project management process with us to ensure a responsive process. We also praises their ability to act as a true partner.

David Entwistle Chief Executive Officer at Stanford Health Care

5.0★

Mobile App Development Review from David Entwistle

You are launched's project management was outstanding, with consistent responsiveness, transparency, and dedication to meeting deadlines. Their professional approach has made the entire process enjoyable and efficient.

Darshan Chordia Social Media Marketing Manager at Tarini Stoneworks

5.0★

Software Development Review from Darshan Chordia

We worked with Techstack to create a digital platform that would simplify how we manage projects, materials, and client interactions. The idea was to make our process more transparent and efficient while keeping the quality and uniqueness of our products at the center.From the beginning, Techstacks team understood our needs clearly. They built a stable, modern system that allowed us to manage workflows, track materials, and visualize designs in real time. Everything worked smoothly across devices, and the new platform handled large amounts of visual data without any performance issues.Communication was easy and professional throughout the project. The team stayed responsive, respected deadlines, and quickly adapted to feedback. We appreciated how they approached the project with both technical precision and creative understanding, making sure the solution supported our way of working.The result made a big difference for us. We now have a reliable, easy-to-use platform that saves time, improves coordination, and helps us deliver better experiences for our clients. Working with Techstack company felt effortless - they were consistent, thoughtful, and committed to getting every detail right.

Sidharth Dugar Co-Founder at Route One Advisory

5.0★

Software Development Review from Sidharth Dugar

We worked with Techstack to develop a digital platform that could support the financial and operational needs of our growing client base. Our vision was to create an integrated web solution that would bring together financial management, client communication, and digital infrastructure into one cohesive system. The goal was to give small and medium-sized businesses the same level of data visibility and workflow efficiency that large enterprises enjoy but through a user-friendly, scalable product.Techstack company quickly understood what we were trying to achieve. They built a modern web application architecture that unified financial analytics, project tracking, and CRM capabilities while ensuring top performance and security. Their team handled everything from backend development to UX optimization.What stood out most was how seamlessly Techstacks team balanced precision with flexibility. We had tight deadlines and evolving priorities, yet they consistently delivered on time without compromising quality. Communication was clear and proactive, we always felt aligned, even as the project evolved.The result was a platform that allowed us to operate more efficiently and deliver a better experience to our clients. It centralized our data, reduced manual processes, and helped us scale faster without adding unnecessary complexity. Techstack brought strong technical expertise and a genuine sense of ownership to the project, turning a challenging concept into a powerful business tool that continues to grow with us.

Sri Sharma Owner at NextGrowth Marketing

5.0★

Web Development Review from Sri Sharma

When we brought Techstack on board, our analytics subsystem was at a breaking point. Performance issues, data inconsistencies, and outdated architecture were slowing us down and creating friction for both our internal teams and end users. Given the scale of our platform: millions of customer interactions generating terabytes of data daily we needed a partner who could not only fix the flaws but also future-proof the entire system.Techstack company took on the challenge with impressive precision. Their team started with a deep audit that revealed critical weaknesses in our existing infrastructure. From there, they restructured the backend, optimized performance, and built a reliable synchronization flow between our internal tools and third-party CRMs. Techstack introduced a new architecture powered by Amazon Redshift and an asynchronous analytics engine, which dramatically reduced data retrieval times and improved responsiveness across the board.What we appreciated most was how seamlessly they integrated into our process. They communicated clearly, delivered consistently, and made sure every change was fully tested and stable before rollout. The results were: system reliability improved, performance bottlenecks disappeared, and we could finally handle large-scale data processing without worrying about stability. Techstack company combined strong engineering skills with a genuine commitment to understanding our goals. They helped us rebuild confidence in our platforms ability to scale and perform at its best.

Undisclosed Product Manager at Undisclosed

5.0★

Web Development Review from Undisclosed

I led the rollout of a new background-verification web app and partnered with Appening to handle wireframes, UI/UX design, and Angular front-end development. They broke the work into 15-day sprints, adding extra designers or devs whenever we needed them. Communication flowed over Slack, Trello, and occasional JIRA check-ins, ideas and feedback were always heard and acted on. The final product launched on schedule, scales to our growing client base, and sports a clean, intuitive interface that’s already earning compliments. Appening’s flexibility and proactive input made the entire process straightforward and efficient.

Undisclosed Founder at Undisclosed

5.0★

Web Development Review from Undisclosed

We brought Appening on to build an online transport platform, and they guided us step by step, from initial wireframes to final deployment. Their designer and developer worked seamlessly with our team, keeping every detail clear via Trello, Slack, and email. They were always available to answer questions or tweak features on the spot. The end result delighted our client and launched right on schedule. No hiccups, just solid execution and strong communication throughout.

Undisclosed CEO at Undisclosed

5.0★

Mobile App Development Review from Undisclosed

We engaged Appening to transform our prototype into a full web and mobile marketplace. From day one, their UI designs were on point, users picked them up instantly and the MVP was live faster than we expected. Daily Slack stand-ups kept feedback sharp and development flowing smoothly. A couple of team changes caused minor hiccups, but our lead engineer stayed the course and kept us on schedule. Their readiness to adapt to U.S. healthcare standards made integration seamless. Overall, a reliable, hands-on team that delivers.

Kjael Skaalerud Managing Partner at Skaling Ventures

5.0★

Software Development Review from Kjael Skaalerud

Start Matter is an exceptional development agency that executed on a project many said couldn't be done due to the level of tech debt in play. They are professional in everyway - from project management and communication, to execution and thoughtful strategic advice. HIGHLY recommend!

Murray Gray Founder at Xperiencify

5.0★

Software Development Review from Murray Gray

Our experience working with Start Matter was incredible. In a haystack full of development firms who over-promise and under-deliver, feel lucky to have found them.