Top System Integration Companies in California

Cloud-Based Data Analytics & BI Stack Dev for Sanitation Co

There are countless other examples of how Dynamic Data quickly embedded within the organization and delivered genuine, actionable insights and tools to help the unsophisticated business become highly professionalized. Our continued partnership through the years is indicative of not only their consistent quality performance but their ability to continue to adapt, increase and build upon their skills. Their dedication to delivering high-quality results while maintaining a positive, supportive relationship made them a standout partner for us through the years.

Barracuda Setup for Nonprofit Professional Association

They doggedly solved interface issues and politely worked with our non-techie staffer to bring about a smoothly functioning implementation of Barracuda email service protection of all our user accounts. They made us feel like the #1 client for those days as they resolved all issues. Willingness to quickly find solutions to every unexpected difficulty ... of which there were many. Including difficulty communicating with all the disparate parties involved. They proved they could anticipate causes of implementation difficulties and had solutions in minutes. Headspinningly fast, competent service.

Server Migration & Maintenance for Adult Toy Company

Their team is consistently accessible and available for support, which already places them higher than other companies we’ve worked with. It’s frustrating to have to wait for someone to fix things, and Cyber Duo has always been very prompt in addressing our issues.

IT Support for Nonprofit

They respond immediately and are always available. If my boss has an issue with his laptop on the weekend, he can call and talk to them directly.

IT Services & Maintenance for Wholesaler

For most companies, if you need something urgent it takes a couple of days. Cyber Duo is always available, which is pretty nice.

Systems Integration for Property Management Company

They were always available, even giving us their personal cell phone numbers in case of an emergency. We knew we weren’t going to be left in the dust because we had a problem on a weekend or after usual business hours. They were always on call, even in the middle of the night.

IT Strategy & Solutions Integration for Home Healthcare Co

I’ve never had to wait for more than a couple of minutes for a reply. When we’ve given them a call, Cyber Duo will get somebody to solve the problem whether in person or over the home.

Managed IT Service & Security Protocols for Advocacy Group

They are understanding, flexible, and really worked to get to know us and how we work, so it’s not a cookie-cutter situation. For example, when we are completely slammed and swamped, they know how to support us or how to step back and not be our project computers. It is really relational rather than transactional.

Software Automation Dev for Sign Manufacturing Co

They were very responsive and knowledgeable. Even after the project was complete, Ed continued to make edits to our script for me due to something I had changed.

CRM Automation for Faith-Based Resources Company

They had excellent communication and knowledge of automation tools.

Process Automatization for Web Agency

Each team member we've interacted with has been knowledgeable, responsive, and genuinely invested in our success.

Automation & CRM Setup for Client Acquisition Firm

We're impressed with their knowledge of automation.

IT & Cloud Consulting for Business Services Company

Data-Sleek demonstrated excellent project management throughout the engagement. They delivered all milestones on time and maintained clear and consistent communication at every stage of the project. They were highly responsive to our needs, quickly adapting to any changes or challenges that arose. Their proactive approach and structured process gave us confidence and ensured a smooth and successful migration.

IT Managed Services for Developmental Disabilities Nonprofit

Their knowledge and expertise are impressive. The work and response was great, and nothing could have been bettered. Some of our staff find the service ticket request and responses cumbersome, and difficult to track responses.

IT Managed Services for Furniture & Cabinetry Distributor

Their knowledge and customer service are outstanding! They go above and beyond to make sure we’re always taken care of and all issues are resolved in a timely manner. They’re patience is always appreciated as not all of us are tech savvy.

IT & Hardware Support for Tech Firm

They're a knowledgeable and reliable resource for unbiased information, opinions, and suggestions for best outcomes. They are a fellow small but mighty organization, and they effectively support their clients and are always open to creative solutions when needed.

IT Support for Medical Billing Company

They do not outsource.. everyone speaks perfect English and beyond knowledgeable. Nothing I can think of.

Full IT services for Small Family Law Practice

I appreciate their responsiveness, friendliness, and knowledge. They take care of all our IT needs.

Network Installation for Independent Christian School

The team’s communication, understanding of the critical timing, and diligence in working late into the evening to install it after hours were great. They were flexible and willing to go above and beyond to get the work done in a timely manner.

IT Managed Services for Ship Repair Company

Helixstorm’s ability to assimilate into our organization was impressive. They didn’t come in and steamroll us with the installation; they worked around our schedules. The team was incredibly flexible in getting us set up.

IT & Help Desk Services for Medical Imaging Device Firm

They have been very responsive and efficient, not only resolving problems but finding unique, helpful solutions that are new to our team. They purely exist to make sure that we have what we need and that we are as streamlined and efficient as we can be.

Managed IT Services for Manufacturer's Representative

They’re expedient, efficient, and effective. I have no complaints about their adherence to deadlines or communication. After we send them a request, we’re sent an e-mail telling us that they received it and we’ll be contacted by a technician.

Managed IT Services for Medical Device Ad Agency

They’ve definitely made us more efficient. Their team gives us the ability to concentrate on what we do rather than making our tools work. When issues come up, their team resolves them as quickly as possible.

HubSpot CRM Optimization for Cardiologists' Growth Partner

Overall, great folks to work with and took on the business as their own. The team took the time, effort, and energy to truly understand our business needs and really work around them. Not your ordinary consultant that just tries to give you a standard playbook or framework.

CRM Consulting & SI for Software Company

They really take the time to learn about our business and understand our needs. They are very smart and technically-inclined people, but have a great project management style that made working with them very easy.

In-Person Focus Group for Managed Care Health Plan Provider

B3 delivered all items on time and kept CHG up to date with analysis, data, scheduling, participation and all other relevant details. We were impressed with their willingness to partner and come here in person, punctuality, familiarity with the local market, and strong sense of responsibility.

IT Environment Migration & Management for Wholesaler

Techmedics designed and implemented a hybrid cloud solution that ensured uninterrupted on-prem connectivity and added a secondary backup for Active Directory. The hybrid cloud environment has increased system reliability, reduced operational overhead, and positioned our IT infrastructure for long-term scalability and business growth. Techmedics demonstrated excellent project management throughout the engagement. They consistently delivered project milestones on time and maintained clear, proactive communication at every stage.

IT Environment Migration & Management for Wholesaler

Their team was highly responsive to our needs, quickly addressing questions, adapting to changing requirements, and providing timely updates. Even after project completion, their responsiveness and support have remained strong, reinforcing our confidence in their ability to manage both complex projects and ongoing IT operations effectively. What impressed us most about Techmedics was their combination of technical expertise, reliability, and genuine commitment to our success.

IT Environment Migration & Management for Wholesaler

The quality of their work and their consistent responsiveness made the partnership an easy decision to continue. We remain actively engaged with Techmedics today and already have additional projects planned with them this year, which speaks volumes about the trust they’ve earned. They have been, and continue to be, a trusted and valued managed services partner, providing reliable support, strong communication, and high-quality service throughout our engagement.

Managed IT Services for Home Improvement Company

Project management was organized and professional. ADV-Networks communicated regularly, provided clear updates, and completed all tasks on schedule. Their responsiveness and structured approach ensured smooth collaboration.

Managed IT Services for SaaS Company

Project delivery was well-organized and consistently met timelines.

Managed IT Services for Daycare Center

They were organized and completed everything within the expected timeline. Their responsiveness and ability to quickly resolve issues when needed was impressive. Some additional staff guidance on system usage would be helpful.

Managed IT Services for Legal Advisory Nonprofit

The process was well-structured, and all deliverables were completed on time.

IT Managed Services for Financial Services Company

What stood out most was their proactive approach and deep understanding of the financial services industry. They didn’t just wait for issues, they anticipated them and took preventive steps. Their tailored solutions, combined with a genuinely collaborative attitude, made them feel like an extension of our internal team.

Website Development for Educational Institution

Elaniin's project management is highly efficient and responsible. We communicate through in-person meetings. The team is always kind, available 24/7, and provides timely support and effective solutions at every stage of the project.

IT Managed Services for Medical Foundation

Corporate Technologies has delivered measurable improvements in our IT operations, including faster response times, increased reliability, and stronger system performance. Compared to our previous vendor, where support requests often took several days to receive a response, Corporate Technologies now resolves most support tickets within the same business day. Their proactive monitoring has also helped reduce system downtime and prevent technical disruptions during high-demand events such as Giving Hearts Day, contributing directly to operational continuity and organizational impact.

IT Managed Services for Medical Foundation

For day-to-day support and simpler service tickets, they are fast, responsive, and efficient, often resolving issues within the same business day. Throughout every engagement, they communicate proactively—providing updates as work progresses, outlining next steps, and ensuring our team is informed and supported from start to finish.

Web3 Custom Software Development for Software Company

iTechArt Group’s project management was excellent. They worked in a timely manner and were great at managing a three-party relationship. We had close and clear communication with iTechArt Group — we felt they were part of our staff.

Custom Software Development for Software Startup

Project management was an Agile variation, with 1-week sprints. Typical PM tools were used for this - JIRA, Slack, Figma, etc.

Staff Augmentation for Fintech Startup

A daily standup helped to keep everyone up-to-date on each other's workloads, and we used a shared Jira kanban board to allocate workloads and check overall progress and move requirements from initial definition, through development, QA and into production.

Web & Software Development for Online Real Estate Portal

iTechArt Group’s project management is good — we have a direct people management style. We have regular meetings, and each iTechArt Group teammate has an individual meeting with an internal team lead.

E-Commerce Web and App Dev for Fine Art SaaS Co.

The project management has been excellent. There’s been some cyclicality in both the cadence of work effort and the project needs, and iTechArt has always been flexible with regard to both of those aspects of the development process.

Staff Aug, Web Design & Dev for Software Development Startup

I’m impressed with Simform’s developers' skill set, which is high compared to their peers. The team is professional and very involved with our project — they think of the product as their own company’s product. Simform challenges our concepts and constantly provides suggestions to improve our work, highlighting the challenges they foresee.

Mobile App Development for Digital Ad Solutions Company

The developers at Simform were proficient, displaying remarkable skill and initiative. With minimal guidance, they effortlessly tackled development and implementation tasks. Their communication was seamless, contributing to smooth collaboration.

Mobile App & Software Development for Medical Device Company

The quality of the people is fantastic. Everyone is highly experienced and easy to work with and do everything possible to make the projects a success.

Web Dev & Database Management for Data Analytics Company

I'm most impressed with Simform's ability to properly plan things, manage their work, and communicate early about what it will take. They're clearly experienced, understand what's needed, and are truthful and honest about it.

Mobile App Dev & Maintenance for Technology Company

There are several key areas that impress me about Simform. First is their experienced and skilled development staff. We have expanded to partner with Simform on additional projects with a variety of skillsets from mobile to iOT to web development to Raspberry Pi device development.

Custom Software Dev for Oil & Gas Inspection Company

They delivered everything on time and within budget. We had virtual meetings each week, and I visited them in India for a week before wrapping up the project. All in all, the process was very effective.

Software Staff Augmentation for Software Company

The staff is flexible and affordable. Also, they have deep domain expertise; they can build pretty much anything.

Custom Software Dev for It Services & Consulting Company

I am impressed that over 10 years and several developers we worked with that TA maintained high quality for a very affordable price. I have met some of them in person and like them all as individuals as well as a company.

Development Resources for Hospitality Software

All of the developers have been skilled, good communicators, and very positive contributors to our products. They require minimal supervision, commensurate with their skill level. The Svitla developers typically worked similar hours to our US-based team members.

Automation Framework for App Deployment Company

I love the people I interact with at Binariks. Everyone I've been has been nice and personable. They're professional and down to earth, very easy to talk with. The QA resources I've worked with are very motivated and always want to get ahead of the game.

App Develompent for a Fitness Music Website

They’re good to work with. We don’t produce this kind of app often so it’s difficult to evaluate but we’ve tried some other companies, and no one has been better than Binariks. There’s a reason we changed vendors.

Social Media Mobile App for Indoor Climbers

Binariks has been easy to work with and didn't require a lot of hassle on my end. Their communication is usually good: I can reach my contact at any time. There is nothing in particular that stands out as a negative about them.

Web & Software Development for Property Tech Firm

Sigma Software is a large company, but it doesn’t feel that way while we’re engaged with them. Their size gives them experience, allowing them to pull resources from different areas of their organization. For example, when we wanted custom icons and animations on the website, they pulled in a resource that specializes in that area. The designer on our website team brought the new member up to speed in terms of what we needed. This separates Sigma Software from anyone we’ve engaged with before.

Ongoing Resource Arrangement for Search Intelligence Company

Innovecs is organized and has made an effort to provide a solid project manager for us. We have run the collaboration from our own product team, so Innovecs's role was in terms of logistics: keeping the staff happy and making sure that everyone received their salary on time. We use JIRA and GitHub with our engineers.

Custom Software Development for Video Technology Company

Innovecs was consistently organized, met deadlines reliably, and communicated clearly throughout the project. They adapted well to our changing requirements, which we greatly appreciated.

Managed IT Services for Senior Living Community

They’ve done amazing work in managing the project. They laid down the groundwork for a smooth engagement from the beginning of our time working together. Their professionalism and courtesy make them stand out from their competitors. Initially, you should designate one person to be their main point of contact. Once they grow to understand your needs, though, it doesn’t matter who reaches out to them.

Managed IT Services for Healthcare Provider

-- Their level of expertise and experience in Cybersecurity and in the healthcare industry and HIPAA compliance -- They have put together a great team. Fun to work with, easy going and professional. They truly become a part of your company. -- They work with processes and metrics. Their onboarding, offboarding and documentation are phenomenal.

Managed IT Services for Lighting Importer & Distributor

Overall, my impression of Vertical Computers’ work has been a really good one. They’ve produced outstanding outcomes for all the tasks we’ve assigned them with. Apart from that, they have good customer service and it’s very easy and pleasurable to work with them.

Webflow Website Design & Development for Card Club

For communication, we initially used Zoom and Google Meet, where all of our initial calls happened. We used these for the interview process, kickoff calls, introductions, and discussions to ensure they understood what we needed. Our day-to-day communication for tasks was done through Slack. The entire team was great. The designer helped me with a lot of things, while Melissa was amazing. She was extremely helpful in answering my questions. We had a Slack channel, and she was extremely responsive anytime I needed anything.

Web Dev/Redesign for Addiction Treatment Center

Despite the initial challenge with our old code, they delivered the new site slightly ahead of schedule and were easy to communicate with by phone and text. The developer was highly responsive whenever we needed to discuss the site or make changes, and they deployed Google Drive well in order to collaborate with us throughout the project. They’re friendly and communicate well, and the work is top-notch.

IT Support Services for Public Charter School

Within the first few weeks of working with Varsity, I've heard so many positive comments from the staff at each location with how impressed they are, how much they've found Varsity helpful and with how grateful they are that we are working with Varsity. To me, that shows how successful it has been because my main goal is that my staff feels supported with technology and they've all been raving to me (unprompted) with how great it is to work with Varsity.

Onboarding Services for Foster Care Company

Whenever there is an issue, especially a complex one, the Varsity team finds a way to help and resolve an issue. The Varsity team are problem solvers and once in a while, very rarely, would need to give a realistic timeline especially with difficult problems.

IT Management for Nonprofit Educational Organization

Their manager has been helpful with translating technology issues and processes into a language we can understand. Terrance is also very helpful and elevates his work beyond satisfaction in order for staff to understand technology appropriately.

IT Consulting & Services for Foster Care Company

Varsity Technologies is a very personable team. They have the right mindset, so they’re always very helpful. Their project management skills are great. They have a helpdesk that we can access via phone call and email.

Managed IT Services for Venture Capital Firm

What did you find most impressive or unique about this company? Transparency in process. Willingness to adapt to support new people and products, High touch white glove service. Expertise in seemingly all areas of technology and business strategy.

DevOps Managed Services for Leasing Automation Company

Perimattic were always around when we needed them and helped us a lot. Their professional behavior was impressive.

Web App Design, Dev & QA for Software Co

Elevate does excellent work. I’ve dealt with several other companies in the past on different development projects, and Elevate is by far the best I’ve worked with.

Backend Development Support for Telemedicine Solution Firm

Good communication, reliable resource, providing good solutions for any issues throughout our cooperation. What was your primary form of communication with EffectiveSoft? Virtual Meeting

Engineering Resources for Gaming Company