James S. Mendyk
N. Massapequa
Summary
Results driven business professional with 3+ years of experience managing large, multi-regional portfolios, driving client (supplier) adoption, and delivering data focused insights. Expert in Salesforce, Power BI, and cross functional collaboration, with a proven record of optimizing platform usage, improving retention, and generating revenue growth. Ready to apply analytical and relationship management skills to global supply chain operations – enhancing vendor performance, forecasting demand, and streamlining end to end processes.
Overview
4
4
years of professional experience
Work History
Customer Success Associate
Chambers and Partners
New York
09.2024 - Current
- Directed onboarding, implementation, and training for >200 law firm clients, translating complex platform features into actionable workflows—paralleling vendor onboarding for new supply chain solutions.
- Managed a Salesforce based book of business; acted as primary point of contact, driving adoption of analytics tools that improved operational visibility.
- Conducted 30+ detailed onboarding sessions, reducing time to value and establishing standardized processes akin to supply chain SOPs.
- Built Power BI dashboards to monitor client usage; proactively re engaged 60+ under utilizing firms, preserving revenue and maintaining supply continuity.
- Partnered with commercial sales to devise renewal strategies, analyzing subscription data to forecast demand and secure a 90%+ YoY renewal rate for 180+ firms.
Associate Account Executive
Criteo
New York
05.2022 - 06.2023
- Oversaw a portfolio of 150+ e-commerce advertisers, coordinating end-to-end campaign lifecycles—experience directly applicable to managing supplier lifecycles from qualification to performance review.
- Exceeded quarterly revenue targets by an average of 15% through data-driven opportunity identification and negotiation—skills transferable to cost-to-serve reduction and margin improvement.
- Oversaw a portfolio of 150+ e commerce advertisers, coordinating end to end campaign lifecycles—experience directly applicable to managing supplier lifecycles from qualification to performance review.
- Collaborated with Creative, Technical, and Account Strategy teams to streamline handoffs and reduce lead times, mirroring supply chain coordination across procurement, logistics, and finance.
- Utilized Salesforce, Outreach, Slack, ZoomInfo, and JIRA to automate pipeline tracking, ensuring transparent communication across distributed stakeholders.
Education
Bachelor of Science - Business Administration (Marketing Concentration)
Long Island University, Post Campus
Greenvale, NY05-2019
Skills
- Salesforce
- Outreach
- ZoomInfo
- Power BI
- Excel
- JIRA
- Microsoft Teams
- Slack
- Zoom
- Word
- PowerPoint
- Outlook
Selected Achievements
- Retention Focused Management, Achieved a 90 %+ renewal rate by aligning product capabilities with client operational goals—directly applicable to supplier contract renewal and performance management.
- Data Driven Decision Making, Developed Power BI dashboards that surfaced utilization trends, enabling proactive risk mitigation and informed demand planning decisions.
- Cross Functional Leadership, Coordinated between sales, product, and technical teams to accelerate onboarding timelines—mirroring the collaboration needed among procurement, logistics, and manufacturing functions in a global supply chain environment.
Timeline
Customer Success Associate
Chambers and Partners
09.2024 - Current
Associate Account Executive
Criteo
05.2022 - 06.2023
Bachelor of Science - Business Administration (Marketing Concentration)
Long Island University, Post Campus