Why Fractional Consultants?

Alexander Siljanovski
We are a team of seasoned professionals who typically engage at the C-Suite level, bringing a wealth of experience to every role they undertake. We are experts who are not confined to one industry; instead, we bring our specialized skills to diverse sectors, excelling in critical areas such as crisis management, project management, and strategic expansion in startups.
Moreover, fractional consultants often specialize in fields like growth marketing, public relations, digital transformation and general operations and commercial growth.

Our broad expertise means that we are not merely experimenting with solutions but we are adept at assessing situations and implementing proven strategies effectively.

Unique Benefits of Hiring Fractional Consultants

Zelko Riha fractional CMO
One of the standout features of fractional consulting is the ability to offer unparalleled flexibility. Often seen as a short-term engagement, hiring a fractional consultant is an investment that promises long-term benefits. Whether working remotely or onsite, we seamlessly integrate into fast-paced environments, dedicating our efforts to a single solution or project.

This focused approach allows us to contribute meaningfully to multiple businesses simultaneously, unlike traditional contractors who move from project to project.

Fractional consultants represent a strategic resource for businesses aiming to leverage experienced leadership without the long-term commitment of a full-time executive. This model not only provides agility in business operations but also ensures that companies gain from top-tier expertise and insights that drive substantial growth and innovation.

By incorporating fractional consultants into your talent strategy, your business can navigate complex challenges with greater confidence and achieve ambitious goals with the support of proven leaders. Explore the potential of fractional consulting and elevate your recruitment approach to meet the demands of today’s competitive market.

The team

Alex Siljanovski Zelko Riha
Founders of Fractional Consultants, Alex and Zelko, are long-time friends and colleagues. Their journey began when Alex was leading the successful startup BaseStone, and Zelko joined the team to take over marketing and communications.

Following BaseStone’s successful acquisition, Alex and Zelko continued to support other startups as mentors and fractional consultants. Alex brings extensive experience in building and operating companies, driving substantial revenue growth, while Zelko excels as an experienced marketer and communicator.

fractional COO / CCO
Alex Siljanovski FRSA

Alex, is a Chartered Engineer, and he brings nearly two decades of experience in the Architecture, Engineering, and Construction (AEC) industry, coupled with a Master’s degree in Technology Entrepreneurship from UCL, where he graduated with distinction. He successfully founded and recently exited a construction/property tech company in 2013, leveraging his deep industry knowledge to innovate and lead. Outside of his professional endeavours, Alex is a passionate startup mentor and enjoys motorbiking through the English countryside, always adhering to the speed limits, when the weather permits.

fractional CMO
Zelko Riha MCIPR

Zelko, offers over 10 years of distinguished experience in marketing and communications, with a proven track record in crafting successful strategies and leading international teams, particularly in the UK’s startup scene. A member of the Chartered Institute of Public Relations and a former honorary diplomat, he brings a unique blend of expertise and diplomatic insight to every project. As a fractional Chief Marketing Officer, Zelko is the ideal choice for organizations seeking dynamic, results-oriented leadership to navigate complex markets and drive growth. Zelko is also a passionate startup mentor and ex-mma fighter with a passion for Royal Enfield motorcycles, mountain bike rides and vivid audiophile.

fractional CDO
dr.sc. Davor Horvatic

Davor, brings over 20 years of theoretical and applied physics experience, and more than a decade of experience in time series analysisPredictive Analytics, and AI. He has successfully worked on a broad spectrum of projects in Europe and North America using Python, R, and Julia as his tools of choice for AI and data science. His primary focus was applying AI in banking, finance, retail, IT, medicine, and election campaigns. Davor’s analytical approach and cutting-edge AI tools for analyzing complex data enable his clients to make the right data-driven business decisions.  He complements his data science skills with a PhD in Theoretical physics, which deepens his understanding of AI models and their interpretability. He is currently an editor of Entropy’s special issue – “Human-Centric AI: The Symbiosis of Human and Artificial Intelligence.”