Colin Armstrong

Enterprise Rent-A-Car assistant manager and branch account manager with direct ownership of a 22-account commercial portfolio and regional vendor partnerships. Acknowledged record of growing branch profitability 7% through proactive fleet utilization, consultative relationship management with accounts, and better service optimizations. Pairs professional client servicing with hard analytics, including KPI forecasting, P&L management, and BI tooling (Excel, Tableau, ARMS) to drive account retention, upselling, and expansion.

Seeking a B2B Account Manager role with retention and revenue growth targets.

Cornerstone Assistant Manager - Enterprise Rent-A-Car - Escondido, CA

(2025-07 - 2026-08)

• Managed a portfolio of 22 B2B accounts from body shops to dealerships, running meetings and resolving escalations to maintain a high account retention rate and increasing vehicles on rent by 12%.
• Grew branch profitability 7% by restructuring how fleet was staged and proactive allocation for client demand.
• Led monthly account reviews with senior leadership on B2B clients, leveraging fleet utilization and revenue data to identify upsell opportunities, optimize long-term contracts, and drive account expansion.
• Led a team of 10, training new staff on service standards, safety protocols, and account handling.
• Ran P&L and KPI reviews daily for the branch, using utilization and revenue data to set daily and weekly priorities.

Management Assistant - Enterprise Rent-A-Car - San Diego, CA

(2023-11 - 2025-07)

• Redesigned check-in and turnaround processes, cutting average customer wait times roughly 18% and improving repeat rental customer satisfaction.
• Co-led daily team meetings on sales performance, service quality, and team goals.
• Coordinated cross-branch vehicle transfers to cover surges in client demand.
• Shadowed senior leadership on sales analysis, staffing, and local market trends.

Server - Ember and Rye - Carlsbad, CA

(2021-05 - 2023-09)

• Delivered high-touch service in a high-volume restaurant led by chef Richard Blais, maintaining quality standards through peak covers.
• Reviewed weekly sales data with kitchen leadership to inform ordering and reduce waste.
• Fostered strong client relationships and retention by delivering tailored, consultative service in a high-stakes, high-volume environment.

BA - Music: Professional Studies - San Diego State University (2021)