Valentine OsnovyanenkoMarketing Partner
Open to full-time, contract & fractional roles

Marketing partner for founders & CEOs

Driving revenue growth and building impactful brand awareness. Let’s craft a tailored growth strategy to position your business as a market leader.

4×ARR growth at Label Your Data
B2BSaaS, security, data & fintech
RevOpsHubSpot & Notion
Valentine Osnovyanenko
Trusted by challengers
42DM HackenProof SimplyDepo Label Your Data

“Always eager to take on new challenges”

4× ARR increase
from inbound
Val built our inbound lead-generation engine and helped drive a 4× ARR increase. He also led our RevOps transformation across HubSpot and Notion, bringing strategic clarity and executional rigor.
Karyna NaminasCEO, Label Your Data
MentoringTeam growth
He has a natural talent for mentoring colleagues and sharing his knowledge and expertise to help them grow in their own roles.
Kate VasylenkoFounder, 42DM
MessagingSEOCommunity
Valentine brought structure and focus to our marketing. He clarified messaging for both B2B and the hacker community, grew Twitter with consistently valuable posts, and rebuilt the blog into an SEO channel that drove high-intent organic traffic.
Dmytro MatviivCEO, HackenProof
TrackingDataAI
Val brought strong technical depth to product marketing by implementing HTML tags, aligning data collection across the stack, and using AI like a data scientist to keep our data clean and actionable.
Ivan KhymychFounder, SimplyDepo

Pick one to see real projects with real numbers.

Label Your Data

AI data annotation · B2B Marketing Director, 2023–2025
Challenge

Introduce a digital lead funnel and turn a service business into a product one.

Solution

See how this approach could apply to your business.

Discuss on a call
Results
  • 4×ARR growth in two years
  • Top 10Product of the Day on Product Hunt

SOC Prime

Cybersecurity SaaS · B2B Senior Marketer, 2025–2026
Challenge
  • Technical open-source product launch
  • Product value hidden from new visitors
Solution

See how this approach could apply to your business.

Discuss on a call
Results
  • $2.5Msales pipeline value
  • 2×organic signups

HackenProof

Cybersecurity · bug bounty platform Head of Marketing, 2022–2023
Challenge

No online B2B lead generation, and a small community of researchers.

Solution

See how this approach could apply to your business.

Discuss on a call
Results
  • 6×monthly client acquisition
  • 25×monthly signups, 200 to 5,000
  • 5clients from 3 months of SEO

Tickstar

Fintech SaaS · PEPPOL e-invoicing Client work at 42DM
Challenge

Win clients in a new EU market with almost no search presence.

Solution

See how this approach could apply to your business.

Discuss on a call
Results
  • 28clients in six months
  • Top 5Google position for the target topic
  • $37cost per lead on LinkedIn

Alpha Fintech

Fintech · cloud acquiring Client work at 42DM
Challenge

Buyers didn't trust cloud acquiring, and every lead had to cost under $40.

Solution

See how this approach could apply to your business.

Discuss on a call
Results
  • 300+leads in two months
  • $35cost per lead

Agistix

Logistics SaaS · supply chain visibility Client work at 42DM
Challenge

Expand the website and bring in leads without a big media budget.

Solution

See how this approach could apply to your business.

Discuss on a call
Results
  • +300%traffic in a year
  • 15+SEO leads in three months
  • $22cost per LinkedIn lead

Blockster

Blockchain · Web3 platform Digital Marketing Manager, 2021
Challenge

Build an audience for a new Web3 platform before launch, then keep users coming back.

Solution

See how this approach could apply to your business.

Discuss on a call
Results
  • 300kwaitlist signups
  • $1Mraised in the token sale (IDO)
  • 8%day-30 retention

Why companies choose me

Four reasons founders bring me in, and keep me around.

01 / 04

Agency background

Three times more exposure to industries than working for a single product or service company.

02 / 04

Genuine enthusiasm

I don't fake interest to get a foot in the door. Curiosity is what drives me to grow the business.

03 / 04

Agile contribution

Depending on your growth stage, I'm the hands-on generalist or the one leading the team.

04 / 04

Soft skills

I keep us aligned on vision and execution and stay open to ideas. May the best one win.

Use my skills for your business

01

Commercial streamlining

Merging teams and tools into one operating system.

  • Merging marketing, sales and support tasks into workflows
  • Building compact teams, one goal per teammate
  • Using MCP connectors to make AI actionable
02

Product-led growth

Improving activation, conversion and retention.

  • Creating a feedback loop on product-market fit
  • Recycling product features into public demos
  • Improving in-product conversion rates
03

Inbound marketing

Building demand through content and distribution.

  • Preparing creative brand awareness ads
  • Distributing valuable content
  • Promoting thought leadership

From first call to first results

01

Intro call

We talk about your product, your stage and where growth is stuck. No pitch deck needed.

02

Growth plan

I map the channels, funnel and data you already have, and pick the few bets worth making first.

03

Build & ship

Full-time, contract or fractional, I run the work with your team and report on what moved.

Let's talk growth

Pick a time that works for you. One short call is usually enough to tell whether I can help.

Rather start with a message? Connect on LinkedIn

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