The Brennan Group · 13 hours ago
Business Office Administrator / Executive Assistant
St Louis, MO
Full-time
Onsite
Mid LevelThe Brennan Group is a specialized business tax consulting firm focused on sales and use tax, real estate tax, and personal property tax strategy. They are seeking a Business Office Administrator / Executive Assistant to provide comprehensive administrative support to the President, oversee daily office operations, and serve as a reliable point of contact for clients and vendors.
Real EstateSales
Responsibilities
Manage the President’s calendar, appointments, and internal deadlines
Prepare correspondence, documents, and meeting materials with accuracy and professionalism
Anticipate needs, assist with prioritization, and ensure timely follow-through on commitments
Maintain confidentiality and exercise discretion in all interactions
Serve as a professional and courteous point of contact for clients when leadership is unavailable
Respond to general inquiries, gather necessary information, and escalate matters appropriately
Maintain a polished communication style across phone, email, and in-person interactions
Oversee daily office operations, including supplies, vendor coordination, and general organization
Manage scanning, filing, document preparation, and data entry
Ensure the office environment remains efficient, organized, and well-maintained
Maintain accurate CRM records (Zoho), update pipelines, and generate basic reports
Assist with light sales administration, including research, scheduling, follow-ups, and client touchpoints
Support leadership by handling routine inquiries and enabling focus on business development
Provide scheduling, reporting, and coordination support to the future Sales Manager
Assist with internal communication and cross-functional task alignment
Support small projects by tracking tasks, following up with vendors, and ensuring timely completion
Maintain spreadsheets, reports, and documentation to support operational efficiency
Qualification
Required
Demonstrated experience in administrative support, executive assistance, office management, or client-facing roles
Strong organizational skills with the ability to manage multiple priorities
Professional communication skills and confidence interacting with clients and senior leadership
Proficiency with Microsoft Office Suite and general office technology
Ability to work independently, maintain composure, and adapt to changing needs
Brings a positive energy and passion for the role
Preferred
Experience in tax, accounting, real estate, or related professional services environments
Familiarity with CRM systems (Zoho preferred)
Experience supporting executives or managing office operations
Comfort with basic reporting or sales support tasks
Benefits
Paid time off
401(k)
Health Reimbursement Arrangement (HRA)
Casual and supportive office environment
Standard schedule
Company
The Brennan Group
The Brennan Group deals with real estate and personal property issues as well as sales and use tax management with clarity and confidence.
Founded in 2000
11-50 employees
Funding
Current Stage
Early StageCompany data provided by crunchbase