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Best NAICS Code for Software Development Companies

When you’re setting up or running a software development company, the NAICS code thing often feels like a minor checkbox – something for paperwork, stats, or government stuff. But getting it right avoids mix-ups later, especially if your team mostly does custom work: writing code to fit exact client needs, fixing or expanding existing apps, testing thoroughly, and sticking around for support. There’s one code that covers that kind of tailored programming better than the others, and it’s the one you’ll see pop up most for typical dev shops. Not so much if you’re just reselling ready-made software or mainly wiring hardware together – those lean different ways.

1. Mobian Studio

We at Mobian build dedicated engineering teams that work exclusively on one client’s product at a time, focusing on long-term collaboration rather than quick fixes. We handle everything from initial consultations to full-scale development, making sure new code integrates smoothly with whatever systems are already in place. We tend to stay involved after launch too, handling updates, improvements, and ongoing maintenance so things keep running without constant restarts.

 

We work across different domains like healthcare platforms, corporate tools, secure messengers, and expense management systems. Our approach usually involves forming stable teams that understand the product deeply and can scale up or adjust as needs change over months or years.

 

Points saillants :

  • Dedicated teams assigned only to one project
  • Long-term support after initial launch
  • Smooth integration with existing company systems
  • Focus on scalable and maintainable code
  • Regular consultations to align on goals

 

Services:

  • Des équipes dédiées
  • Développement personnalisé
  • Développement de bout en bout
  • Écosystèmes évolutifs
  • Continuous Support & Maintenance

 

Coordonnées et informations sur les réseaux sociaux :

2. Simform

Simform works on engineering technology solutions that help companies tackle tough business problems. Their approach involves consulting, building, and designing with a focus on agile processes and quick delivery. They emphasize collaboration by integrating their teams with client ones to move product plans forward.

 

The company covers various technical areas, from setting up cloud systems to creating data platforms and bringing in AI features. They have experience across different industries and often share insights through case studies and tech discussions.

 

Points saillants :

  • Focus on co-engineering with client teams
  • Emphasis on cloud adoption and modernization
  • Work with AI, ML, and data tools
  • Provide end-to-end digital product work
  • Offer accelerators for faster engineering

 

Services:

  • AI/ML Engineering
  • Ingénierie de produits numériques
  • Ingénierie Cloud et DevOps
  • Ingénierie des données
  • Digital and Experience Engineering

 

Coordonnées et informations sur les réseaux sociaux :

  • Site Web : www.simform.com
  • Facebook : www.facebook.com/simform
  • LinkedIn : www.linkedin.com/company/simform
  • Twitter : x.com/simform
  • Phone Number: 13212372727

 

3. BairesDev

BairesDev supplies software engineers and related talent to help companies build or expand their tech projects. They pull from a large pool of developers experienced in many programming languages and tools. The setup allows for flexible team sizes, from single developers to full groups.

 

Clients come from different sectors, and the company handles full project lifecycles or adds people to existing teams. They stress clear communication and the ability to adjust as needs change.

 

Points saillants :

  • Access to vetted engineers across many tech stacks
  • Options for dedicated teams or staff addition
  • Experience with full-cycle development
  • Nearshore model with timezone overlap
  • Long-term relationships with many clients

 

Services:

  • Développement de logiciels personnalisés
  • Assurance qualité et tests
  • IA et science des données
  • Développement d'applications mobiles
  • Conception UX/UI
  • Platform and Infrastructure

 

Coordonnées et informations sur les réseaux sociaux :

  • Site Web : www.bairesdev.com
  • Facebook : www.facebook.com/bairesdev
  • LinkedIn : www.linkedin.com/company/bairesdev
  • Twitter : x.com/bairesdev
  • Instagram : www.instagram.com/bairesdev
  • Address: San Francisco 50 California Street California USA
  • Numéro de téléphone : +14084782739

4. Mercury Development

Mercury Development builds mobile, web, and desktop applications, often stepping in to speed up ongoing projects or handle QA. They integrate into client workflows, whether starting fresh or supporting existing solutions. Their work has appeared in tech publications and app trends.

 

The Agency takes on different project types, including emerging tech like IoT, and provides teams to extend client capabilities.

 

Points saillants :

  • Experience since the late 1990s
  • Focus on mobile and cross-platform apps
  • Handle full development or augmentation
  • Work featured in industry media
  • Provide QA and support for live products

 

Services:

  • Développement mobile
  • Développement Web
  • Développement de bureau
  • Augmentation du personnel
  • IoT/Emerging Tech

 

Coordonnées et informations sur les réseaux sociaux :

  • Site Web : mercdev.com
  • Courriel : [email protected]
  • Facebook : www.facebook.com/mercdev
  • LinkedIn : www.linkedin.com/company/mercdev
  • Twitter : x.com/mercdev
  • Instagram : www.instagram.com/mercdev
  • Adresse : 901 SW Martin Downs Blvd, Suite 321, Palm City, FL 34990, États-Unis
  • Phone Number: +1 305 767 2434

 

5. Thoughtworks

Thoughtworks operates as a global technology consultancy that combines design, engineering, and AI in its work. The company focuses on solving complex problems through software solutions, often emphasizing modern practices like continuous delivery and legacy system updates. Teams collaborate closely with clients to deliver projects that address specific business challenges.

 

The firm handles everything from building new applications to improving engineering processes and incorporating AI thoughtfully. It shares knowledge through publications, radars on emerging tech, and partnerships with major cloud providers.

 

Points saillants :

  • Strong emphasis on blending design with engineering
  • Work on legacy modernization and AI integration
  • Use of agile and iterative development approaches
  • Publication of tech insights and radars
  • Focus on long-term client collaboration

 

Services:

  • Développement de logiciels personnalisés
  • Modernisation de l'héritage
  • AI and ML engineering
  • Engineering effectiveness improvements
  • Cloud and data solutions

 

Coordonnées et informations sur les réseaux sociaux :

  • Site Web : www.thoughtworks.com
  • E-mail: [email protected]
  • Facebook : www.facebook.com/Thoughtworks
  • Twitter : x.com/thoughtworks
  • LinkedIn : www.linkedin.com/company/thoughtworks
  • Instagram : www.instagram.com/thoughtworks
  • Address: Revaler Straße 29 10245 Berlin Germany

6. Intellectsoft

Intellectsoft delivers full-cycle software development, taking projects from initial ideas through to ongoing support. The company works on custom solutions across different tech areas like mobile apps, cloud setups, and emerging tools such as AI or blockchain. Its process often starts with discovery phases to align on goals before moving into building and integration.

 

The Agency handles a range of project sizes, from prototypes to enterprise systems, and offers flexible team models like dedicated groups. It provides maintenance and updates to keep solutions running smoothly over time.

 

Points saillants :

  • Full end-to-end project handling
  • Expertise in custom AI, blockchain, and IoT
  • Options for discovery, PoC, and MVP work
  • Focus on system integration and automation
  • Support for ongoing product maintenance

 

Services:

  • Développement de logiciels personnalisés
  • Développement mobile
  • Développement Web
  • Développement de l'IA
  • Conception UI/UX
  • Assurance qualité et tests
  • Solutions Cloud
  • Développement de la blockchain

 

Coordonnées et informations sur les réseaux sociaux :

  • Site Web : www.intellectsoft.net
  • Courriel : [email protected]
  • Facebook : www.facebook.com/Intellectsoft
  • LinkedIn : www.linkedin.com/company/intellectsoft
  • Twitter : x.com/Intellectsoft
  • Address:  Land of the Turrbal and Jagera/Yuggera Peoples Level 3, 300 Adelaide Street Brisbane City QLD 4000
  • Numéro de téléphone : +1 (650) 233-6196

7. Toptal

Toptal runs a network that connects companies with vetted freelance talent in software development, design, and related areas. The company matches clients with developers, engineers, and other specialists for projects on a flexible basis – from short gigs to longer commitments. The setup allows quick scaling without fixed teams.

 

Clients use this for custom coding needs, app building, or filling skill gaps in their projects. The process involves talking through requirements, then getting introduced to suitable people who can start work soon after.

 

Points saillants :

  • Network of screened freelance experts
  • Quick matching for projects
  • Flexible engagement types (hourly to full-time trials)
  • Coverage of many programming languages and tools
  • Global reach for remote work

 

Services:

  • Développement de logiciels personnalisés
  • Développement d'applications mobiles
  • Développement Web
  • IA et science des données
  • DevOps et services cloud
  • Assurance qualité

 

Coordonnées et informations sur les réseaux sociaux :

  • Site Web : www.toptal.com
  • Courriel : [email protected]
  • Facebook : www.facebook.com/toptal
  • LinkedIn : www.linkedin.com/company/toptal
  • Twitter : x.com/toptal
  • Instagram : www.instagram.com/toptal
  • Address: 228 Park Ave S #36879 New York, NY 10003
  • Téléphone : +18888677001

8. ÉLÉCS

ELEKS concentrates on full-cycle custom software creation, taking client ideas from initial concepts all the way through deployment and later support. The company mixes deep technical skills with knowledge of different industries to deliver solutions that match exact requirements. Quite often projects involve data platforms, smart automation, or modernizing outdated systems.

 

Besides core development, the company provides guidance on product shaping, security matters, agile ways of working, and cloud transitions. It tends to cover a broad technical spectrum, including AI tools, machine learning pipelines, and ongoing quality checks.

 

Points saillants :

  • Complete lifecycle coverage from early discovery to post-launch support
  • Heavy focus on data science, AI, and intelligent process automation
  • Experience handling legacy system upgrades and cloud environments
  • Advisory services around product design and technical audits
  • Quality assurance and software optimization included in many projects

 

Services:

  • Développement d'applications
  • Modernisation des logiciels existants
  • Cloud computing
  • Intelligence artificielle
  • Apprentissage automatique
  • Ingénierie des données
  • Intelligence d'affaires
  • Assurance qualité

 

Coordonnées et informations sur les réseaux sociaux :

  • Site Web : www.eleks.com
  • Facebook : www.facebook.com/ELEKS.Software
  • LinkedIn : www.linkedin.com/company/eleks
  • Twitter : x.com/ELEKSSoftware
  • Adresse : 625 W. Adams St., Chicago, IL 60661
  • Numéro de téléphone : +1-708-967-4803

 

9. Iflexion

Iflexion takes on end-to-end software projects, building custom applications that align with particular business objectives. The company frequently works on web platforms, mobile solutions, and integration between different systems. Dedicated teams become an option when clients need extra capacity or specialized skills.

 

Work often includes designing user interfaces, checking quality at every stage, handling data analytics, and keeping applications running smoothly after launch. The company deals with various tech stacks and covers areas like e-commerce setups or AI features when requested.

 

Points saillants :

  • End-to-end responsibility from planning through maintenance
  • Regular work on web, mobile, and enterprise-level applications
  • Flexible team models including dedicated groups
  • Data analytics and business intelligence capabilities
  • Ongoing support and DevOps practices

 

Services:

  • Développement de logiciels personnalisés
  • Développement d'applications Web
  • Développement d'applications mobiles
  • Conception UX/UI
  • Assurance qualité
  • Data & analytics
  • Intelligence artificielle
  • DevOps

 

Coordonnées et informations sur les réseaux sociaux :

  • Site Web : www.iflexion.com
  • Courriel : [email protected]
  • Adresse : 160 Clairemont Ave, Suite 200, Decatur, GA 30030
  • Numéro de téléphone : +1 720 207 0369

10. DockYard

DockYard turns digital product concepts into functional websites, mobile apps, or complex platforms. The company starts with strategy sessions and discovery work, then moves into design and actual coding. It also steps in for technical reviews, ongoing maintenance, or adding extra developers to existing teams.

 

Projects tend to use up-to-date frameworks and sometimes incorporate AI elements to speed things up or add smarter features. Close teamwork and focus on scalable, maintainable code seem to be recurring themes in their approach.

 

Points saillants :

  • Combination of strategy, design, and hands-on development
  • Strong background in custom web and native mobile applications
  • Technical audits and architecture assessments offered
  • Maintenance services to keep products performing well
  • Consulting and team extension when clients need it

 

Services:

  • Product Strategy & Discovery
  • Custom Websites & Mobile Apps
  • Architectural Reviews & Technical Audits
  • Maintenance des applications
  • Engineering Consulting & Team Augmentation
  • AI & Intelligent Automation

 

Coordonnées et informations sur les réseaux sociaux :

  • Website: dockyard.com
  • Twitter: x.com/DockYard
  • LinkedIn: www.linkedin.com/company/dockyard

11. Algoscale

Algoscale works on building custom software with a strong emphasis on integrating AI and data tools right into the core of the product. The company handles everything from early planning and MVPs to full-scale platforms, often adding predictive features, automation, or generative capabilities depending on what the project calls for.

 

Projects frequently involve data pipelines, analytics dashboards, mobile or web apps, and sometimes hiring out individual developers or small teams for specific roles. The approach leans heavily toward using modern tech to speed up development cycles and keep things adaptable once live.

 

Points saillants :

  • Heavy integration of AI across product features and workflows
  • Coverage from data strategy through to deployment and maintenance
  • Options to hire specialized developers or form dedicated teams
  • Work on generative models and intelligent automation
  • Flexible models like fixed price or time-and-materials

 

Services:

  • Développement de logiciels personnalisés
  • Développement MVP
  • Développement d'applications mobiles
  • Ingénierie des données
  • Conseil en IA
  • Développement d'IA générative
  • Analyse des données
  • Développement d'applications

 

Coordonnées et informations sur les réseaux sociaux :

  • Website: algoscale.com
  • E-mail: [email protected]
  • Facebook: www.facebook.com/algoscale
  • Twitter: x.com/algoscale
  • LinkedIn: www.linkedin.com/company/algoscale
  • Address: Algoscale Technologies, Inc. One Gateway Center Suite 2600 Newark, NJ 07102
  • Phone: +1-862-234-9997

12. Azumo

Azumo provides software engineers and full teams for custom development projects, with a lot of attention on AI, data pipelines, and modern web or mobile applications. The company usually places developers directly into client workflows, handling everything from initial architecture discussions to ongoing updates and fixes.

 

Work covers a mix of building new solutions, maintaining existing ones, and bringing in specialized skills like machine learning or chatbot creation. The setup aims for clear communication and consistent delivery, often with senior-level people involved from the start.

 

Points saillants :

  • Focus on adding developers or complete teams to client projects
  • Experience with AI/ML implementations and data engineering
  • Support for web, mobile, gaming, and chatbot development
  • Emphasis on security standards and compliance
  • Proactive project management and technical reviews

 

Services:

  • Développement de logiciels personnalisés
  • Développement de l'IA et du Machine learning
  • Développement d'applications mobiles
  • Ingénierie des données
  • Développement de chatbot
  • Software Staff Augmentation
  • Dedicated Outsourced Teams

 

Coordonnées et informations sur les réseaux sociaux :

  • Site Web : azumo.com
  • Facebook : www.facebook.com/azumohq
  • LinkedIn : www.linkedin.com/company/azumo-llc
  • Twitter : x.com/azumohq
  • Numéro de téléphone : 415.610.7002

13. 10Perles

10Pearls handles digital product work that ranges from new software builds to modernizing older systems and adding AI features. The company brings together strategy, development, quality checks, and platform implementations, often working on full end-to-end projects or specific pieces like mobile apps or data solutions.

 

Projects usually involve close alignment with client goals, agile processes, and a mix of consulting plus hands-on coding. The company also covers cloud setups, security, and scaling solutions for different industries.

 

Points saillants :

  • Blend of product strategy with actual development and QA
  • Work on AI-powered features and enterprise platform integrations
  • Experience with web, mobile, and system modernization
  • Global team structure for delivery
  • Focus on agile methods and security implementation

 

Services:

  • Software Development & QA
  • Artificial Intelligence & Data
  • Développement d'applications mobiles
  • Développement d'applications Web
  • Développement MVP
  • Migration vers le Cloud
  • System Modernization
  • DevOps & SecOps

 

Coordonnées et informations sur les réseaux sociaux :

  • Site Web : 10pearls.com
  • Courriel : [email protected]
  • Facebook : www.facebook.com/10Pearls
  • Twitter : x.com/TenPearls
  • LinkedIn : www.linkedin.com/company/10pearls
  • Adresse : 8614 Westwood Center Dr, Ste 540 Vienna, VA 22182
  • Téléphone : (703) 935-1919

14. LeewayHertz

LeewayHertz works on AI-focused software projects, often starting with strategy discussions before moving into actual development and integration. The company handles things like building custom AI models, setting up data pipelines, creating machine learning systems, and sometimes putting together AI agents that handle repetitive tasks. A good part of their effort goes into making sure new tools fit smoothly into whatever systems clients already have running.

 

Beyond pure coding, the company takes on software design for web and mobile platforms, along with data engineering to prepare information for AI use. Projects range from recommendation engines to troubleshooting tools and compliance helpers, usually built with close input from the client side.

 

Points saillants :

  • Strong focus on AI strategy followed by hands-on development
  • Work on integrating AI into existing business processes
  • Experience with machine learning model creation and fine-tuning
  • Development of AI agents for various operational tasks
  • Coverage of data lifecycle from collection to model-ready format

 

Services:

  • AI Development and Integration
  • Conseil en stratégie d'IA
  • Développement de modèles d'apprentissage automatique
  • Ingénierie des données
  • Software Design and Development
  • AI Agents Development

 

Coordonnées et informations sur les réseaux sociaux :

  • Site Web : www.leewayhertz.com
  • Courriel : [email protected]
  • Facebook : www.facebook.com/LeewayHertz
  • LinkedIn : www.linkedin.com/company/leewayhertz-technologies
  • Twitter : x.com/LeewayHertz
  • Adresse : 5e étage, tour C, Unitech Cyber Park, secteur 39, Gurugram Haryana 122001

 

15. SoluLab

SoluLab concentrates on building solutions that mix blockchain, AI, and traditional software development. The company creates custom applications, mobile apps, generative AI tools, and platforms for things like crypto exchanges or asset tokenization. They often handle end-to-end work, from initial concept through to launch and any later tweaks.

 

A lot of projects involve decentralized tech alongside AI features, like smart contracts paired with intelligent automation or token systems that use machine learning for insights. The company also offers options to bring in dedicated developers for specific roles when clients want to expand their own teams.

 

Points saillants :

  • Combination of blockchain with AI and custom software
  • Work on Web3 platforms and generative AI applications
  • Development of crypto-related tools and mobile solutions
  • Options for hiring individual specialists or full teams
  • Focus on secure, scalable systems for different sectors

 

Services:

  • Développement de la blockchain
  • Développement Web3
  • Développement d'IA générative
  • Développement de l'IA
  • Développement de logiciels personnalisés
  • Développement d'applications mobiles
  • Crypto Exchange Development
  • Asset Tokenization Development

 

Coordonnées et informations sur les réseaux sociaux :

  • Site Web : www.solulab.com
  • Courriel : [email protected]
  • Facebook : www.facebook.com/solulab.inc
  • Twitter : x.com/solulab
  • LinkedIn : www.linkedin.com/company/solulab
  • Instagram : www.instagram.com/solulabofficial
  • Adresse : 6016 Fallbrook Ave. #101, Woodland Hills, CA, 91367
  • Phone: +1 424 404 9371

 

16. Vention

Vention provides full-cycle software development with a noticeable push toward using AI to make the process faster and more reliable. The company puts together dedicated teams or adds people to existing ones, handling everything from early planning workshops to coding, testing, and ongoing support. They stress starting projects quickly and keeping things predictable.

 

Work covers web, mobile, SaaS, and specialized areas like fintech or healthtech, often with AI layered in for better efficiency. The approach includes technical audits, scalable architecture advice, and quality checks built in from the beginning.

 

Points saillants :

  • Quick project kickoff and flexible team scaling
  • Use of AI throughout development for speed and quality
  • Full-cycle service from discovery to maintenance
  • Emphasis on security and predictable delivery
  • Dedicated managers for coordination on every project

 

Services:

  • Développement de logiciels
  • Développement mobile
  • Développement Web
  • AI-enabled Development
  • Assurance qualité et tests
  • Conseil en Cloud
  • Services DevOps
  • Augmentation du personnel

 

Coordonnées et informations sur les réseaux sociaux :

  • Site Web : ventionteams.com
  • E-mail: [email protected]
  • Twitter : x.com/ventionteams
  • LinkedIn : www.linkedin.com/company/ventionteams
  • Instagram : www.instagram.com/ventionteams
  • Address: London, 30 Churchill Place, E14 5RE
  • Phone: +442071172842

 

17. Goji Labs

Goji Labs works on turning ideas into finished digital products, usually starting with strategy conversations and user-focused design before moving into actual development. The company tends to handle mobile and web applications where how people interact with the interface really matters. They get involved early to help define what the final thing should do and feel like.

 

Most of their effort goes toward consumer-facing apps, media tools, or specialized platforms. The team sticks to modern tools that help keep things stable and move quickly once the direction is clear.

 

Points saillants :

  • Early strategy and planning before coding starts
  • Heavy attention on user interface and experience design
  • Regular work on mobile and web applications
  • Steady communication during the build process
  • Reliable tech choices for smoother launches

 

Services:

  • App & Software Development
  • Conception UI/UX
  • Conseil en stratégie produit

 

Coordonnées et informations sur les réseaux sociaux :

  • Site Web : gojilabs.com
  • Courriel : [email protected]
  • LinkedIn : www.linkedin.com/company/goji-labs
  • Twitter : x.com/gojilabs
  • Instagram : www.instagram.com/goji_labs
  • Numéro de téléphone : +1 (213) 787-7640

Wrapping This Up

At the end of the day, pinning down the right NAICS code for a software development company usually boils down to one straightforward question: are you mostly writing custom code to solve someone else’s specific problems? If the answer is yes – whether that’s building apps from the ground up, modernizing old systems, adding new features, or keeping everything running smoothly – then 541511 (Custom Computer Programming Services) is almost always the safe and accurate landing spot.

 

It’s not glamorous, and honestly most developers don’t lose sleep over it, but getting this detail right quietly prevents a surprising number of small headaches down the road. The classification system isn’t perfect, and edge cases exist, but for the vast majority of teams doing real custom work for clients, this is the code that fits without forcing anything. So next time you’re filling out a form or updating your company profile, you can probably just go with 541511 and move on to the actually interesting stuff – like shipping the next feature.