Sithira Dewasurendra
I'm Sithira Dewasurendra, a Presentation Specialist and Graphic Designer with 9+ years turning complex ideas into visually compelling pitch decks, board packs, and marketing collateral for C-suite leaders, startups,…
About
I’m Sithira Dewasurendra, a Presentation Specialist and Graphic Designer with 9+ years turning complex ideas into visually compelling pitch decks, board packs, and marketing collateral for C-suite leaders, startups, and global SMEs. I blend graphic design, visual storytelling, and data-driven narrative structure to influence funding, sales, and strategic decisions.
I excel at leading cross-functional design teams, standardizing brand-aligned slide libraries, and delivering 90+ client wins across North America and Europe. My goal is to translate insights into persuasive visuals that accelerate growth and align stakeholders.
- 11 years' experience
- Joined December 2025
Industry experience
- Software & Internet
- Professional Services
- Media & Entertainment
- Education
- Computers & Electronics
Work experience· 6 roles
Led end-to-end creation of pitch decks, sales enablement slides, and social media visuals for 45+ SME clients in North America & Europe, fueling client acquisition growth. Directed a multidisciplinary team (design, copy, motion) delivering brand-consistent collateral across print and digital channels. Designed data-rich templates enabling consultants to self-serve future presentations. Drove US go-to-market strategy with visually led outbound campaigns.
Crafted executive-level investor and board decks used to secure expansion funding and new cybersecurity training partnerships. Standardised slide templates and brand assets, cutting deck-production time by 40%. Partnered with founders to spin up new SaaS and training verticals; produced launch presentations and sales kits for each. Guided design team on motion graphics and data-visual workstreams.
Produced corporate profiles, service brochures, and investor packs that underpinned new market entries. Managed all organisational documents (contracts, onboarding kits) ensuring brand and formatting consistency. Created still & animated social graphics, elevating follower engagement by 60%.
Education
Certifications and awards
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