Hiring a full-time CTO isn’t always required.
You might need short-term help with your tech strategy, a stronger tech team, or someone to oversee key tech initiatives, but not a full-time executive.
That’s where a Fractional Chief Technology Officer (CTO) fits in.
A fractional CTO is a senior technology leader who joins on a part-time or project basis. They provide strategic guidance, manage tech projects, and align your technology strategy with real business goals.
In this guide, we’ve rounded up the top 15 companies that offer fractional CTO services in 2025.
These firms offer trusted CTO services across AI, cloud, product development, and more.
Whether you’re building new systems or fixing existing ones, each company on this list delivers expert tech leadership tailored to your needs.
If you're ready to hire a fractional CTO, this guide will help you choose a service that fits your business goals and technical challenges.
These firms operate globally and are ideal for businesses seeking fractional CTO solutions with international reach.
Top Global Fractional CTO Companies
Globant is a global IT services company offering fractional CTO services tailored for enterprise and mid-size businesses needing strategic oversight at scale.
Their CTO-as-a-Service model connects you with senior tech executives who can lead at the board level.
From defining IT roadmaps to resource planning and governance, Globant’s fractional CTOs bring proven leadership backed by thousands of engineers and architects worldwide.
With offices across Europe, North America, and Asia, they combine global reach with local understanding.
Their fractional CTO focuses include guiding technical teams, enabling digital transformation, and helping enterprises adopt emerging technologies to stay ahead of the curve.
This makes Globant an ideal partner for companies looking to drive innovation across complex ecosystems, without bringing on a full-time executive.
PhaedraSolutions is a tech consultancy built for companies that are ready to scale but need the right technical leadership to do it.
We’ve delivered over 700 projects across 28+ industries. Our fractional Chief Technology Officer (CTO) service brings expert tech leadership to fast-moving businesses without the cost of a full-time hire.
Our fractional CTOs work in close connection with your internal teams. We guide your technology strategy, eliminate bottlenecks, and ensure your tech initiatives support real business growth.
From AI/ML integrations to cloud architecture and product builds, we help you move faster with a clear plan.
Whether you're in fintech, healthcare, esports, or another digital industry, we help you set a clear technology roadmap, modernize existing systems, and speed up delivery times.
Our clients often see 20–30% faster release cycles by improving workflows and introducing a strong DevOps culture.
CTO On Demand offers highly flexible fractional CTO services for companies that need expert tech leadership.
Their network includes over 100 experienced CTOs, each with 15+ years of leadership in scaling teams, guiding technology strategy, and driving business growth.
Whether you're a startup building from scratch or a growing company updating legacy systems, CTO On Demand gives you fast access to a seasoned chief technology officer.
You get expert leadership for your most critical tech initiatives, without the need for long-term commitments.
You can bring in a part-time CTO for just a few hours a week or a specific project. Perfect for managing software development, leading project management, or implementing cloud solutions and cybersecurity improvements.
They’re especially useful during product launches, tech audits, or periods of rapid change, when expert guidance can prevent costly missteps.
Nubinary helps early-stage startups and scaling tech companies move faster with the support of expert fractional CTO services. Fractional leadership is common in startups that need to reduce costs.
Their team includes seasoned CTOs, co-founders, and senior engineers from successful startups and global tech companies. Each fractional CTO brings real startup experience to help founders avoid common mistakes and accelerate time-to-market.
Nubinary’s approach is hands-on. When you hire a fractional CTO through them, that leader works directly with your team to guide architecture, review code, and align technology initiatives with clear business goals.
They specialize in SaaS, AI, and IoT, but their frameworks apply across industries.
From building your MVP to preparing for scale, Nubinary brings the technical expertise and strategic tech leadership that young companies often lack in-house.
Cloud Devs is a global hiring platform built for speed. If you need to hire a fractional CTO fast (without long-term commitments), this is one of the most efficient options out there.
The platform matches you with vetted fractional CTOs in as little as 24 hours. All CTOs come with deep experience across sectors like SaaS, IoT, and blockchain, offering technical expertise and strategic tech leadership.
What makes Cloud Devs stand out is their 7-day risk-free trial. You can test-fit your CTO, and if it’s not a match, you get a replacement or full refund.
Engagements are flexible. You can scale up or down weekly, whether you need help with a specific project, short-term coverage, or longer-term software development oversight.
Their CTOs help define technology strategy, manage engineering teams, and support business goals. Especially when you're working with new technologies or experiencing rapid growth.
Go Fractional is a specialized platform built to connect companies with fractional CTO services, specifically those led by veteran tech executives with real-world startup and scale-up experience.
Their talent pool includes ex-founders, ex-CTOs, and senior engineers who’ve already led high-growth businesses through funding, exits, and transformation.
When you hire a fractional CTO through Go Fractional, you’re getting more than just advice. You’re getting leadership from someone who’s done it before.
They evaluate your stage, goals, and technical challenges, then pair you with a chief technical officer who understands your space and can jump in quickly.
Whether you're building in eCommerce, AI/ML, or cybersecurity, Go Fractional helps you align technology strategies with real business goals.
All without needing to bring on a full-time executive.
Mobilunity offers a powerful blend of fractional CTO services and nearshore development. It’s ideal for companies that need to scale without hiring a full local team.
Headquartered in Kyiv, Ukraine, Mobilunity connects businesses with dedicated developers and fractional CTOs who lead those teams remotely.
Clients maintain full control over priorities, while Mobilunity handles recruiting, admin, and HR.
As part of their CTO services, they provide experienced tech leaders who manage your remote dev team, guide product direction, and help you adopt emerging technologies. This hybrid model brings both leadership and execution, without the cost of a full-time executive.
Mobilunity is trusted by companies across fintech, SaaS, marketplaces, and more. Especially those looking to drive innovation while staying cost-efficient.
These companies are headquartered in the United States and offer high-quality fractional CTO services tailored to American startups, enterprises, and scale-ups.
Whether you're building AI products, transforming legacy systems, or aligning tech with business goals, these U.S.-based firms provide localized expertise with global impact.
Top U.S.-Based Fractional CTO Companies
Toptal is one of the most trusted platforms for hiring fractional CTOs and senior engineering leaders.
They vet every applicant, accepting only the top 3% of global talent. That means when you hire through Toptal, you're getting a proven technology leader with the experience to guide your tech strategy.
The process is simple: submit your requirements, and you’ll often be interviewing CTO candidates within 24 hours. Most companies are matched in under two days.
Toptal’s fractional CTOs are ideal for strategic planning, scaling engineering teams, and interim CTO roles during transitions.
With transparent pricing (a one-time $500 deposit + hourly rates), it's a flexible way to bring on a chief technology officer (CTO) without committing to a full-time hire.
Freeman Clarke specializes in fractional CTO services for mid-market companies that need strategic tech leadership (without hiring a full-time executive).
Their team includes over 50 senior-level CTOs who step in as part-time or interim technology leaders. Each one works closely with business stakeholders to align technology initiatives with long-term business goals.
What makes Freeman Clarke unique is their focus on connecting tech strategy directly to revenue, efficiency, and growth. Instead of just solving technical issues, they guide technology decisions that push your business forward.
They’re a strong fit for companies in manufacturing, healthcare, and professional service industries.
Freeman Clarke’s CTOs help define your technology strategy, modernize existing systems, and implement streamlined processes. All while building a strong technical foundation that supports future innovation.
Alpha Apex Group offers fractional CTO services designed for companies that need personalized, executive-level tech leadership.
Their fractional CTOs are experienced technology leaders who work directly with company founders, CEOs, or boards to provide strategic guidance, refine the tech stack, and steer high-priority technology initiatives.
What sets Alpha Apex apart is its consultative approach. Instead of a one-size-fits-all model, they tailor their strategic tech leadership to each company’s business priorities, industry challenges, and growth stage.
From cloud solutions and software development to legacy modernization and innovation planning, their CTOs help clients stay competitive and forward-looking.
They’re an ideal fit for small to mid-sized companies that need help navigating emerging technologies while building a strong technical foundation for scale.
WiserBrand blends fractional CTO services with full digital execution, combining tech leadership and marketing under one roof.
Based in New York, their team of 180+ experts has helped 70+ companies with digital transformation, covering everything from software development and eCommerce platforms to SEO and customer experience design.
When you hire a fractional CTO from WiserBrand, you're getting more than just technical expertise.
Their technology leaders help shape your entire technology strategy while also making sure your tech initiatives support sales, growth, and user acquisition.
It’s a great fit for businesses that want both sides of the equation: solid tech infrastructure and real marketing outcomes.
Whether you’re launching a product, fixing an outdated stack, or building from scratch, WiserBrand can handle it all.
Gun.io is a fast-moving tech talent platform that helps companies hire a fractional CTO in under 48 hours.
They’ve vetted over 2,700 senior engineers and CTO-level experts, ensuring every candidate has the technical expertise and leadership experience to deliver results fast.
Whether you're launching a product, optimizing your tech stack, or fixing gaps in project management, Gun.io connects you directly with seasoned professionals.
Their fractional CTO services are ideal for companies needing flexible, short-term leadership. You can bring someone on for a few hours a week, or scale up to a full-time interim CTO depending on your needs.
Gun.io CTOs bring more than code reviews. They guide technology strategy, drive tech initiatives, and provide expert guidance to keep your business moving forward.
Primotly offers fractional CTO services built for digital product companies. Especially those in e-commerce or retail tech.
Whether you’re launching a new platform, improving your customer experience, or scaling backend systems, Primotly’s fractional CTOs help shape your technology strategy while managing timelines, teams, and delivery.
Their tech leadership requires a close connection with the team to work flawlessly.
They oversee project management, align engineering execution with product goals, and ensure your technology initiatives move the business forward. Not just the codebase.
Founded in Brooklyn in 2015, Primotly has guided dozens of retail and digital-first companies through product builds, migrations, and scale-up phases.
They bring a mix of technical expertise, product sense, and cross-functional collaboration that’s essential for launch-ready execution.
Agicent combines fractional CTO services with expert app development, making them a strong fit for early-stage startups building their first product.
With over 14 years of experience and 1,000+ apps shipped, Agicent has deep roots in mobile and web software development.
Their fractional CTOs work closely with founders to define the tech stack, build a delivery plan, and guide engineering teams from MVP to launch.
Their model is collaborative. When you hire a fractional CTO through Agicent, they function as both a chief technical officer and a strategic partner. Their main focus is on both execution and long-term tech alignment.
They emphasize quality code, fast iteration, and cost-effective delivery. Especially important for startups with tight timelines and lean budgets.
Whether you're validating an idea or preparing to scale, Agicent ensures your technology strategy is tied to your business goals from day one.
JetThoughts offers fractional CTO services paired with deep product management and engineering expertise. These services are tailored for companies that need to scale quickly and smartly.
They help teams solve complex technical challenges, move fast with clarity, and lay down scalable systems for long-term growth.
Their fractional CTOs bring leadership on everything from architecture design to emerging technologies and product strategy.
JetThoughts works with a limited number of clients at a time, giving each one focused attention and strategic depth. It’s an ideal setup for non-technical founders or lean teams that need high-impact execution and expert oversight.
Whether you're validating a product idea, scaling infrastructure, or preparing for funding rounds, JetThoughts provides a part-time CTO who can handle the pressure without hiring a full-time CTO prematurely.
We carefully reviewed dozens of companies to find the most trusted and effective providers of fractional CTO services.
Here’s what we looked for:
We focused on companies with a strong track record. That includes real-world results like faster launches, reduced costs, and successful tech upgrades.
Each provider on this list has delivered measurable outcomes for clients, showing they can drive innovation and add value right away.
The best fractional CTOs understand the space you operate in.
We prioritized firms with experience in fast-moving industries like fintech, SaaS, eCommerce, and healthcare. This ensures your CTO services are backed by real context, not just generic advice.
We looked at reviews, client lists, and case studies. Many of these companies work with well-known startups and large brands alike.
If a fractional CTO is trusted by high-growth teams and respected in the industry, that tells us a lot about their credibility.
One size never fits all. That’s why we picked firms offering different ways to work part-time CTO services, project-based roles, or longer strategic partnerships.
Whether you need help for a few weeks or a full year, these companies can scale with your needs.
The right CTO doesn’t just manage. They lead.
We chose providers who offer more than support. These companies bring insight into emerging technologies, publish thought leadership, and guide clients on how to adopt new tools and practices to stay ahead.
Culture matters. Especially when you’re not hiring a full-time executive.
These companies are known for good communication and collaboration. Their fractional CTOs integrate smoothly into teams, making it easy to align on goals and move fast.
Bringing on a fractional CTO means focused leadership without the full-time cost. Here's what you can expect:
Choosing the right fractional CTO isn’t just about credentials. It’s about finding someone who fits your goals, team, and pace of work.
Here’s what to look for:
Pick someone who knows your space. A healthtech startup has different needs than a gaming platform. Industry fit helps the CTO hit the ground running.
Your CTO should understand more than just code. Look for experience with cloud, security, architecture, and the ability to adapt as your product evolves.
You’ll want someone who can explain complex ideas in plain language and integrate smoothly with your existing team, especially if they’re only part-time.
Needs change. The right partner can scale their hours, offer extra support, or bring in specialists as your project grows.
Ask about past challenges they’ve solved. Great CTOs don’t just maintain. They unlock solutions, fix what’s broken, and help your team move forward.
Look for real-world results. Have they helped a startup scale? Led a launch? Rebuilt a failing system? Results speak louder than words.
Not every company needs a full-time CTO. But every growing company eventually needs smart, strategic tech leadership.
If you’re early-stage and moving fast, options like Gun.io and CloudDevs are great for getting someone in quickly. Need product and dev oversight? JetThoughts or Agicent has a solid track record.
But if you want a partner who understands your space, moves with you, and delivers, then PhaedraSolutions is worth a serious look.
We’ve helped 700+ companies across 28+ industries. Not just with code, but with real leadership and clear outcomes.
1. Is fractional leadership the way of the future? – Sidekick Consulting
2. 5 reasons for the rise in fractional CXO work – MDL Partners
3. Gartner survey reveals 80% of executives think automation can be applied to any business decision – Gartner
4. Fractional work statistics: Key trends and insights – Column Content
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