Logo with the text 'Impact Social' surrounded by blue and dark blue curved lines.

Your Mission Matters.
Let’s Make Sure the World Knows.

Social media for purpose-driven brands.

Through strategic storytelling & smart design, I help mission-driven organizations cut through the digital noise on social media & connect with the people who matter most.

Colorful shell necklaces hanging on a wooden bar, with a blurred ocean background.

Strategy, Planning & Management

An effective digital presence starts with a clear, thoughtful strategy.

Whether you need a one-time roadmap or ongoing support, I help nonprofits & purpose-driven teams develop and manage social media strategies rooted in clarity, consistency, and real-world impact. From audience research to campaign planning to content calendars that actually get used, I bring structure and vision to your online presence—so your team can focus on the work that matters most.

Multimedia Content Creation

Your mission deserves a social media presence
that’s as dynamic and impactful as the work you do.

I create original, audience-focused content—from eye-catching graphics
and scroll-stopping videos to impactful captions and campaign visuals.
Whether you need a single post or a full suite of multimedia assets, I’ll help
bring your message to life both strategically and authentically.

Woman wearing traditional face mask sitting next to a pile of cocoa beans, indoors.

Analytics & Reporting

Data shouldn’t be overwhelming, it should be empowering.

I provide clear, actionable reporting that helps you understand what’s working, what’s not, and where to focus next. From monthly performance snapshots to in-depth campaign insights, I translate metrics into meaningful guidance so your social media strategy stays grounded in real results.

Praise from
Partners & Peers.

Working with Heidi has been a total pleasure. She has been [Talent Acquisition]’s eyes for all LinkedIn communications & newsletter editions and responding to candidates' comments & requests. Doing it all with a smile, a positive attitude, and an abundance of ideas to improve our projects.”

— Veronica W.

“I had the pleasure of working with Heidi on a really challenging piece of work for a client with a very confusing set of instructions and ‘asks.’ Heidi brought fresh energy to the process at a moment when a revitalization was sorely needed. She jumped right in, offering new ideas & suggestions that helped the team. Heidi has been responsive & professional as well as creative, collaborative, and calm under pressure.”

— Christie R.

“Heidi is a multitalented communicator with remarkable social media skills, and an impeccable track record to boot! … Her passion, creativity, curiosity, openness, candor, and can-do attitude made a huge difference to our work. Management Sciences for Health's social media presence is a testament to Heidi's skill and hard work. Anyone who needs social media guidance would be lucky to have Heidi in their corner!”

— Jordan C.

Heidi has been a wonderful partner. She cares way more about getting something done right, than about getting credit, yet she deserves credit for leading the development of our climate comms strategy & so much more. Thank you, Heidi!”

— Elke K.

“I would like to give a shout out to Heidi in recognition of her key role in enhancing the social media presence of MSH’s work. Heidi takes time to understand the nuances and offers helpful suggestions & comments in a respectful manner. Heidi coaches colleagues on how to leverage media effectively to remain on message & maximize impact.

— Allan W.

Heidi Yanulis has the most unabashed, laser focus of anyone I have met, on her passions, her care for others & for what is the right thing to do.

— Melissa R.