about us
AI agency for marketing and sales teams
Marketing and sales leaders know AI has huge potential but where to start?
We help you find the right opportunities, build the tools, and train your team.
We know marketing and sales.
We know AI.
OUR FOUNDING STORY
Valtteri Taube and Helena Karhujoki are former marketing and communications directors who saw how AI would change how teams work. They built the company they couldn't find: consultants who understand marketing, sales and AI. With backgrounds leading teams at large organizations, Ostracon understands the reality of its clients.
Meet our experts
Helena Karhujoki
is the co-founder and COO of OstraconAI. Helena has led global communications at Valio, helping position it among the top 5 most reputable Finnish companies. She brings 15 years of experience in marketing communications, including management consulting at Hill+Knowlton Strategies.

She excels at building thought leadership programs, compelling brand narratives and key messages. Helena holds a Master's degree in Business Communication, and a minor in Business Law from Aalto University.
HELENA KARHUJOKI
Co-founder
Valtteri Taube
is the co-founder and CEO of OstraconAI. Valtteri has previously led marketing teams at Terveystalo, Siili Solutions, and Marketing Clinic. He was responsible for terveystalo.com website development, built an online store for Terveystalo, and managed marketing for Siili's design, e-commerce, and CMS services.

He has 10+ years of experience in building marketing processes and is a pioneer in AI-powered marketing and marketing automation. He holds a Master's degree in marketing from Aalto University.
Valtteri Taube
Co-founder
Nea Höynälä
is a marketing and AI consultant at OstraconAI, with over 9+ years of experience in marcomms. Nea brings a wealth of experience in AI-powered content marketing, change management and brand positioning.

She previously led the marketing at Inklusiiv, positioning it as a leading DEI agency, and led one of Finland's largest tech communities that won technology influencer of the year in 2024. Nea holds a Master's degree in business technology management from Aalto University, with a focus on IT strategy and responsible AI.
Nea Höynälä
Marketing and AI consultant
HENRI ALAHARJU
is an AI and marketing consultant at Ostracon AI, where he builds and implements custom AI tools for enterprise clients.

Henri brings deep technical expertise in AI systems, from automated agents and RAG architectures to API integrations and performance optimization. He previously conducted research on AI at BearingPoint and the Finnish Defence Forces. Henri holds a Bachelor’s degree in computer science and a Master’s degree in industrial engineering.
HENRI ALAHARJU
AI and marketing consultant
Joona Euro
is a marketing and AI consultant at Ostracon AI, where he helps enterprise marketing teams integrate AI tools into their daily operations. Joona specializes in automation, SEO strategy and AI-driven content.

He previously served as an SEO specialist at Hopkins and held marketing roles at major brands like Neste and Sony music. Joona holds a Master's degree in Marketing from Aalto University.
Joona Euro
Marketing and AI consultant
MATTI MUSTONEN
is a sales and AI consultant at OstraconAI, where he helps clients implement AI-driven sales and marketing strategies. Matti brings 15 years of expertise in sales development and digital transformation.

He previously served as a Director of B2B Sales Development at Sanoma, where he led AI strategy implementation and multi-channel sales operations. Matti has also worked as a business designer at Solita and held various other strategy and business development roles. Matti holds a Master's degree in finance from Aalto University.
MATTI MUSTONEN
Sales and marketing consultant
Our Values
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OstraconAI as a workplace
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Perks of working at OstraconAI
Lunch is on us
We cover your lunch. This comes on top of your salary.
Prime location,
premium setup
Central office with a gym, ergonomic everything, and endless coffee and tea. Because your environment shapes your work.
Own a piece of what we're building
We offer equity because we believe in shared success. When OstraconAI grows, you grow with us. You're not just an employee, you're an owner.
Want to join us?
Read more about working at Ostracon AI
Contact
Office
Bulevardi 21, 00180, Helsinki (entrance: Albertinkatu 25)
EMAIL
firstname.lastname@ostracon.ai
PHONE
Valtteri Taube
+ 358 44 33 55 990