Fractional CMO & Digital Marketing Services

What we do?

Core Ideas works with SMEs, startups, and founder-led businesses that need clarity, structure, and marketing ownership. We built a three-step system — Core Compass, Sprint 90, and Fractional CMO — so you get exactly the level of involvement your business needs, and never more than that.

01 Core compass

A 21-day diagnostic. Find the one thing stopping your growth before you spend another rupee, euro, or dollar guessing.

02 Sprint 90

A 90-day execution sprint. Fix the highest-leverage problem and put a working system in its place.

03 Fractional CMO

Ongoing marketing leadership. Once the system works, someone has to own it — this is that role.

We define the strategy

We identify the right market priorities, positioning, growth direction, and marketing roadmap based on your business goals.

We coordinate execution

We work with your internal team, existing partners, freelancers, or trusted specialists to ensure the right work gets done in the right way.

We own accountability

We review performance, align teams, and keep marketing activity connected to outcomes instead of disconnected channel tasks.

Execution support we coordinate

Core Ideas does not position itself as a standalone channel-first agency. We act as the marketing owner, guiding work across paid media, SEO, content, social media, creative, websites, and automation through internal teams or trusted specialist associates.

Not sure which step you need?

Let’s talk about your business stage, your current setup, and what’s actually stopping growth. We’ll tell you honestly whether that’s a Core Compass diagnostic, a Sprint 90 execution sprint, or ongoing Fractional CMO leadership — and if it’s none of those, we’ll say so.

Get in touch!

Our services

Comprehensive marketing solutions to drive growth

At Core Ideas, we provide end-to-end marketing solutions across the entire business lifecycle.
Our expertise ensures that every marketing initiative is strategic, data-driven, and execution-focused.

Find the one thing stopping your growth

Fix it. own the system.

Result driven marketing strategy services to accelerate business

Harshawardhan Oak is the founder and driving force behind Core Ideas, bringing over 25 years of experience across marketing, branding, business development, and growth strategy.

Having worked with businesses across healthcare, hospitality, FMCG, retail, and emerging industries, he understands that successful marketing goes beyond campaigns—it requires a deep understanding of business objectives, consumer behaviour, and market dynamics.

This belief led to the creation of Core Ideas: a consultancy that combines strategic thinking with execution excellence to help businesses build stronger brands, acquire customers more effectively, and achieve sustainable growth.

Known for his practical, results-oriented approach, Harshawardhan works closely with leadership teams to transform marketing from a cost centre into a growth driver, ensuring every initiative contributes to measurable business outcomes.