About B.gain

Built on 15 years of doing the work.

B.gain was founded in 2021 to solve a problem every B2B founder knows: marketing spend without understanding, outputs without ownership, and agencies without accountability.

Founder · B.gain

Olga Bubnova

Olga is a B2B marketing expert with over 15 years of experience across tech, digital, and professional services — in Australia and internationally. She has built and executed marketing strategy for businesses across IT, software development, SaaS, fintech, cybersecurity, blockchain, and AI — as well as professional services firms and digital businesses who sell complex, intangible offers to demanding B2B buyers.
Her career spans digital strategy and campaigns, brand positioning, CRM implementation, email marketing, LinkedIn content, and demand generation. Beyond client work, Olga has delivered workshops, keynotes, and online seminars — sharing practical marketing thinking across industry events and platforms.

Mission & vision

Mission

To give B2B businesses the marketing understanding they need to invest confidently — and give marketers the practical skills to deliver it.

Vision

A B2B landscape where small businesses own their marketing and the marketers who support them are genuinely equipped to deliver results.

Who we work with

Technology

Software · Infrastructure · Cybersecurity · SaaS

Digital Businesses

EdTech · FinTech · Data Analytics · Research & E-commerce

Professional Services

Consulting · Advisory · Legal & Accounting
The common thread across all three: a complex offer, a long B2B sales cycle, and a founder or director who is currently the de facto marketing person in the business.

Areas of expertise

What clients say

Ready to work with B.gain?

Start with a Marketing Diagnostic — no commitment required.