About SOURCEsem

Results Driven Online Marketing

SOURCEsem is a performance marketing agency that helps businesses scale through strategic SEO, paid media, and content marketing solutions. Since its founding in 2019, the agency has served 100s of happy clients across tech, SaaS, eCommerce, and B2B sectors—driving millions in qualified traffic and revenue.

Recognized for its ROI-first approach and relentless focus on clarity and transparency, SOURCEsem has built a reputation for delivering real growth without fluff or shortcuts. The team blends creativity with data science, now supercharged by AI, to develop campaigns that continuously learn, adapt, and win.

SOURCEsem has been featured in Clutch, SuperCompanies, Expertise Awards, and partners with high-tech platforms to deliver cutting-edge marketing solutions.

Daria Nikolaeva

Owner and Founder of SOURCEsem | Results-Driven Online Marketing

Daria, is a professional marketer, with over ten years of experience working with tech startups and small businesses. After earning a Bachelor's degree with honors in Business Marketing from Menlo College, she founded SOURCEsem, an award-winning boutique marketing company that provides state-of-the-art digital services to small businesses nationwide.

Establishing an honest and dependable partnership with my clients is a top priority. I'm dedicated to your success, providing you with all the information you need for optimal outcomes in digital marketing campaigns. If something isn't feasible or within reach, we'll work together until finding an alternate solution that fits your company's goals and budget. My approach focuses on delivering results while teaching you about what takes place behind the scenes along the way so that our collaborative efforts are successful! You can trust me to always be there for you as I have your best interests at heart;

SOURCEsem Inc.
Online Marketing Agency
info@SOURCEsem.com

SOURCEsem Inc. contributes 1% of purchases to remove CO₂ from the atmosphere.

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About SOURCEsem

Results Driven Online Marketing

Daria Nikolaeva

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