Directory · US
IT System Custom Software Development in United States
A register of firms and the professionals working at them in the IT System Custom Software Development sector based in United States. Browse the public index, then filter or export on Kipplo.
Companies
1.7K on file
Prophet Town
Prophet Town is a unique IT engineering and technology partner you can trust. We transform your vision and ideas into impactful, reliable and "prophet-able" digital experiences. Talk to us about prototyping and proofs of concept, end-to-end software solutions, and fractional CTO services. We thrive on solving complex challenges and welcome the chance to show you our capabilities. We focus on project delivery that is on time, on budget and without drama or complexity. We are a destination shop with US talent at the top of their careers. They have created best practice at Fortune 100 companies and now want to work on IDEAS that matter and with PEOPLE who inspire them. That's where you come in. You are someone who has 1) an idea that some people may not understand, 2) the grit to continually iterate on that idea, and 3) the wisdom to partner with someone who can accelerate that vision and overcome the odds. We are selective about who we work with. Many clients have worked with us for several years, through multiple projects and iterations. We look for partnerships, not just revenue. Let's get to work on your idea.
11 to 50 staff
Quantahub2
QuantaHub2 is a mission-driven contracting firm architecting the future of federal innovation. We specialize in modular deliverables, audit-ready compliance frameworks, and executive-grade dashboards that translate technical complexity into strategic clarity. From FDA threat mitigation to sovereign AI infrastructure across Africa and LATAM, our work bridges public trust, global partnerships, and operational resilience. As Founder and CEO, Will Rohde leads QuantaHub2 in shaping the next generation of federal GTM strategy—where secure cloud deployments, reputational risk protection, and AI governance converge to deliver measurable impact. Our ecosystem spans Hollywood, International, and interagency forums, positioning QuantaHub2 as a trusted force multiplier for leadership visibility and global scale.
11 to 50 staff
Quattro Software
At Quattro Software, where innovation meets expertise, your business finds the perfect tech companion. As a premier custom application and QuickBooks integration developer, we’re ready to collaboratively build your next software and web solution. Our mission is clear – to simplify and elevate the way businesses operate by providing bespoke software solutions and streamlined QuickBooks integrations. We believe that every business is unique, and our goal is to harness the power of technology to enhance efficiency, accuracy, and overall performance.
1 to 10 staff
Quidget
Quidget lets you build AI agents in minutes — no code, no headache. Train your agent using your website, docs, or help center content. Launch it on your site or share it with a simple link — just like a Google Doc. Whether it’s answering support questions, qualifying leads, or helping your internal teams, Quidget handles repetitive conversations 24/7 across 45+ languages — and hands off complex issues to humans when needed. Built by the team behind 14+ years of customer support expertise at SupportYourApp, Quidget is perfect for SaaS companies, eCommerce platforms, and customer-focused businesses ready to scale smarter. Save time. Reduce tickets. Look more professional — without adding headcount.
11 to 50 staff
Raes, Inc
Elevating the Operations of Roofing & Exterior Contractors Through a Combination of Technology & Good Old Human Beings.
1 to 10 staff
Rapid Technologies
When Talent is Critical, We Deliver Fast. At Rapid Technologies, we specialize in one thing: staff augmentation that moves at the speed of your business. Headquartered in Chennai, India, we help companies across the globe scale smarter by deploying pre-vetted, high-performing talent across multiple verticals—IT, healthcare tech, AI, business operations, and more. Whether you’re an enterprise navigating rapid growth, a startup building your core team, or a project lead racing against time, we provide the agility, precision, and speed your workforce strategy demands. What We Do IT Staff Augmentation: Engineers, DevOps, cloud specialists, QA, support—deployed fast and ready to execute. Healthcare Tech & Non-Clinical Staffing: Staff for digital health, EHR support, data roles, and business operations in healthcare. AI & Data Talent: Data scientists, ML engineers, AI consultants for innovation-led teams. Business & Functional Staffing: CX, HR, finance, and operations talent to support scale without bloat. Managed Offshore Teams: We build and host high-impact remote teams dedicated to your workflows. Why Rapid Technologies Talent deployment in days, not months Domain expertise across multiple industries Scalable, flexible models (contract, remote, hybrid) India-based delivery with global alignment Transparent, no-fluff processes built around results When you need talent—not tomorrow, not next quarter, but now—we’re the ones who show up ready. Rapid Technologies. Because hiring should never slow you down.
51 to 200 staff
Ratinge
Our AI-powered reputation management platform simplifies leveraging customer reviews to attract more clients and improve your online presence effortlessly.
1 to 10 staff
Reliveaihq
ReliveAI.com is revolutionizing the automation landscape with its advanced AI-driven platform, designed to streamline repetitive tasks. At the heart of this innovation are AI Agents, controllable agents that enable users to execute workflows using Natural Language Processing, allowing non-tech users to bypass the complexities of building intricate workflows. These AI Agents are tailored to specific domains, ensuring optimal performance and customization for diverse business needs. By leveraging custom AI components, such as ChatGPT, users can effortlessly create and test workflows, ensuring seamless integration with various tools. This user-friendly approach is supported by industry giants like AWS and Microsoft Startups, underscoring the platform's robustness. ReliveAI's commitment to reliability, data privacy, and security is paramount, ensuring that every solution not only meets but exceeds industry standards. This dedication to excellence and data integrity firmly establishes ReliveAI as a vanguard in AI automation technology.
1 to 10 staff
Retrivika
With patent pending technologies at its core, Retrivika™ Search and Case Management Platforms empower investigators, researchers and case managers to take control of their process, from initial intake to final resolution. Our platforms offer a centralized, streamlined hub for managing every aspect of an investigation. Retrivika™ is built on a foundation of robust security measures and adheres to industry best practices to ensure data integrity and compliance with relevant regulations.
1 to 10 staff
Ricochet Systems
Ricochet Systems provides a secure and powerful union management with integrated communication, grievance and financial capabilities you'll have more time to represent your members.
1 to 10 staff
Ridgerunner
Ridgerunner is a US based software company built for outdoor brands of all sizes.
1 to 10 staff
Rj Consulting Technologies
RJ Consulting was founded to solve complex business problems and deliver exceptional value to clients. Our purpose is to provide innovative and cutting-edge software solutions that help businesses of all sizes achieve their goals.
1 to 10 staff
Salesium
Salesium is live! Shop local your way. Salesium is the marketplace where Buyers meet small business Sellers that provide services from every industry. We are built to make service easy to find, and Customer privacy is at the heart of every relationship. Stop being hassled and over-contacted to get the great service you deserve and try Salesium.
1 to 10 staff
Sandcastle Digital Design
Sandcastle Digital Design is dedicated to helping SMBs increase profits by increasing customer acquisition, improving customer retention and maximizing lifetime customer value. Our AI and low-code backend lets us deliver top quality responsive, adaptive websites and native mobile apps more quickly and for a lower price than ever before.
1 to 10 staff
Santoli Connected Network
Website Development, E-Commerce, User Experience & Visual Design Develop & Test Marketing & Launch
1 to 10 staff
Sis Cloud Solutions
SIS Cloud Solutions' Integrations, Tools, and Dashboards ensure maximum efficiency for Staff and Students with creative and custom solutions to daily processing and integration challenges. SISCS suite of applications connect your Anthology™ Student Information System seamlessly with all of its partner applications as well as provide custom solutions to maximize efficiency for your staff so they can focus on their students!
1 to 10 staff
Slait
At SLAIT we are working on the problems of AI driven Sign Language translation.
1 to 10 staff
Smart Surveyor Software
Smart Surveyor is simply the best business automation software for land surveying data and project management. 90% of surveyor companies who come to us and utilize our product for the first time decide to buy as they want customizable software to suit their needs. Find out why we are clearly the best software choice for your business requirements.
1 to 10 staff
Sovelus
We build clean, easy-to-use software for the skilled construction trades. Our flagship platform, JobShack.app, is a flexible suite of tools that cuts wasted time and keeps your crew moving, from the job site to the office. With real-time updates and QuickBooks® integration, your data stays accurate, organized, and ready to use, no double entry required. Job Shack brings schedules, timecards, tool tracking, daily reports, and more into one simple system built for the way tradespeople actually work. Choose the modules you need, add more as you grow, and keep your whole team on the same page every step of the way. Fast to set up, easy to learn, and built for the trades.
1 to 10 staff
Spectrum E-Commerce Solutions & Brand Marketing Solutions
Spectrum e-Commerce Solutions helps you grow your business through custom software solutions tailored to your needs. We specialize in B2B and B2C products that save you time and money while growing your revenue. We also focus on programs that build loyalty with customer and employee solutions. Brand Marketing Solutions is your one-stop-shop for building your brand value and recognition. We have state of the art equipment, all in-house, to support you and your team through beautiful branded merchandise, apparel, and communications. We offer custom embroidery, laser engraving, wide format printing, UV printing, custom cutting, and heat transfer and DTG options. Schedule an appointment to learn more.
1 to 10 staff
Stargate Llc
Stargate, established in 2001, has sought increase employee and customer satisfaction as well as productivity by providing IT Support and Training Services with the most appropriate IT service solutions for its customers. Our aim is to undertake services such as repair, maintenance, support and product purchase of all systems within the information technologies of out customers, and to prepare you for certification exams with its well-equipped and experienced staff.
11 to 50 staff
Susynct
Susynct is software that synchronizes data across a variety of popular databases both on-prem and in-cloud in a peer-to-peer, distributed, cryptoassured manner similar to the capabilities claimed by distributed ledger technology (DLT) but with a critically important advantage: Shared data is managed in your existing database infrastructure in a format consistent with and easily integrated with your existing data
1 to 10 staff
System Solve Technologies
We specialize in bringing together a unique blend of domain knowledge, best of breed technologies and experience executing essential and critical application development engagements. system solve technologies is a full life cycle consulting company software engineering expertise and vertical industry experience to help our customer’s design, build and deliver their next generation products and digital experience. We expertly integrate design complex engineering and agile delivery capabilities to produce superior business outcomes for global brands. Our services offerings can help push your business to greater heights.
11 to 50 staff
Talentpath
Idea to AI Feature in 30 days- If you want to launch and test an idea quickly, THIS is for you Solidify Scope- Two 60-minute calls - Work with our scoping team to establish the detailed plan for your MVP project. Development Begins- Our AI engineers ensure transparency with weekly updates and open communication, keeping you informed and engaged throughout the process. Functional AI Feature Delivered - On Time- We'll hand over the keys to your fully functional feature / MVP. It's all yours- If you choose to keep working with us, we'd be happy to iterate and grow with you.
11 to 50 staff
