Grant Langston

Grant Langston is a senior marketing executive with over 15 years of experience driving go-to-market strategy, competitive intelligence, and digital demand generation across B2B and B2C SaaS environments. 

As CEO and CMO of Warehouse Exchange, he built the company's entire GTM infrastructure from the ground up, scaling ARR 750% to $3.6M while maintaining an industry-leading 5:1 LTV:CAC ratio. Prior to that, he served as CEO of eHarmony, where he led a successful turnaround that returned the company to profitability within eight months and culminated in an M&A exit at a 45% premium valuation. 

Throughout his career, Grant has demonstrated a rare combination of strategic vision and tactical execution—building competitive intelligence frameworks, launching profitable new products, optimizing conversion funnels, and creating sales enablement tools that directly impact win rates. He excels at translating complex market data into actionable insights that inform product strategy and empower sales teams, making him particularly effective at the intersection of marketing, product, and revenue operations.

Grant Langston is a senior marketing and GTM leader with 15+ years driving digital demand, website strategy, and enterprise marketing across B2B and B2C SaaS. 

As CEO/CMO of Warehouse Exchange (2020-2025), he owned end-to-end digital GTM—website optimization, SEO/SEM, paid media, ABM, and analytics—growing ARR 750% to $3.6M with a 5:1 LTV:CAC ratio and scaling to 800+ warehouses and 16,000 monthly users. 

Previously, as CEO of eHarmony (2016-2020), he led a turnaround that returned the company to profitability in 8 months and achieved a 45% premium M&A exit. 

As VP Brand Marketing at eHarmony (2012-2016), he managed $85-$100M budgets, improved conversion rates 20%, and transformed social media into a revenue channel generating 31,000+ annual subscriptions. 

Core expertise includes website CRO, SEO/SEM strategy, paid social, ABM, marketing analytics, agency management, and cross-functional alignment with sales and product. 

Recognized with USC Marshall Supply Chain Digital Transformation Award and 2024 “Inc. 5000”. 

Holds a BA in Political Science from Auburn University and AI Prototyping Certification from 100 School (2025)