Romans Ivanovs and Kristina Radeva, founders of Big Growth Group

About Us

We’re an operating partner for high-growth agencies. We help founders step out of day-to-day ops by installing scalable delivery, finance, AI and leadership systems that unlock margin, time, and growth.

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What Big Growth Group Does

Big Growth Group works with founder‑led digital agencies that are growing but stuck.

Typically, these agencies: generate $500K–$5M per year in revenue, are operationally fragile, rely heavily on the founder for decisions, delivery, or firefighting, feel busy, complex, and harder to manage as they grow.

55

Agencies gone through our process

Our role is to step in as an operating partner, not a traditional consultant.

We help build agency operating models, delivery systems and workflows, team structure and role clarity, capacity, utilisation, and margin control, leadership cadence and decision‑making systems, AI and automation where it actually makes sense.

$3.2M

In profit unlocked

Big Growth Group is designed for

Founder‑led digital agencies, marketing, performance, retention, creative, and development agencies. Agencies that want scale, margin, and leverage, not just revenue growth.

~40%

Increase in delivery capacity without adding headcount

How Big Growth Group is different?

Most agency consultants give advice. Big Growth Group acts as an operating partner. That means: we diagnose constraints, not symptoms, we design systems that survive real delivery pressure, we focus on execution, not theory, we optimise for leverage, not heroics.

~20H

Saved per week for each founder

Our Team

We’re business operators, ex-agency owners, and Fortune 500 consultants who understand what it takes to scale.

Romans Ivanovs

Co-Founder, Executive Strategy

Kristina Radeva

Co-Founder, Operations Architect

Valentin Kuznetcov

CFO, Board Finance Advisor to Agencies

Simon Sosulski

Operations & Tech Integrator

Momchil Toshev

Head of Video Content

"We thought we had it under control, but working with BGG made us realise there’s a totally different way of thinking."

Sam Saifi

Co-founder, Frosted

"BGG has given us a host of really powerful operating models and frameworks that frankly I in my 12-year career never thought of."

Oliver Duffy-Lee

Founder, Authority Agency

"We were able to attain Klaviyo Elite Status (reserved for the top 0.2% of agencies worldwide) and significantly improve profit margins and efficiency throughout the business by implementing her suggested changes."

Adam Kitchen

Co-founder, Magnet Monster

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