Kate Seay

Owned global billing compliance and monetization programs for multi-billion-dollar products (Google Play, Google One, Chrome, ChromeOS) across 160+ countries. Served as the face of Controllership to Product and Engineering, representing Revenue-to-Cash, Tax, Treasury, Payments, Legal, and Compliance.

- Delivered 300+ individual billing projects under strict regulatory deadlines across EEA, APAC, and global markets

- Directed billing configuration and launch execution for Google Play Developer Choice Billing, coordinating 75+ cross-functional team members

- Established country-level billing frameworks covering tax, currency, entity structure, and payment methods across 160+ markets

- Led payment method expansion (BNPL, alternative payments, currency support) gathering requirements from Treasury, Risk & Compliance, Legal, and Product

- Produced executive dashboards and ran VP-level steering committees; documented compliance guardrails for high-risk partner and reseller billing arrangements

- Established a global compliance and risk framework that scaled launch volume by 80% while reducing approval turnaround times by 8+ months

Accountable for enterprise billing systems and transformation roadmap supporting $2B+ annual revenue and 200K+ customers.

- Proposed and co-founded HubSpot's Finance Strategy & Ops function; presented to CFO, secured buy-in, and was selected to lead the new team

- Directed billing automation initiatives, vendor transitions, and operating model redesign to reduce manual intervention at scale

- Served as primary decision-making integrator across Accounting, Tax, Legal, Internal Audit, Product, Engineering, Sales, and Customer Success

- Advised CFO and Chief Counsel using data-driven risk and operational assessment models to prioritise engineering resources

Built and scaled billing operations delivering end-to-end Quote-to-Cash transformation for 100K+ customers and $860M in annual revenue.

- Led full Quote-to-Cash transformation: migrated from manual billing to automated contract management, invoicing, payments, and revenue recognition

- Implemented billing system integrations across Salesforce, NetSuite, Recurly, and Zuora. Reduced manual processing by 90% and migrated 14,000 customer contracts without errors

- Designed SOX-grade billing controls: access governance, API usage controls, audit evidence trails, and monitoring frameworks

- Implemented ASC 606 requirements including deferred revenue timing, contract modification handling, and multi-element arrangement allocation

- Improved billing SLA from 2 business days to 1 (50% reduction); managed 6-person billing team plus 8-person outsourced team

- Built 800+ item defect backlog using quantitative prioritization frameworks; authored all end-to-end billing test cases