What Do Executive Assistants Do? Tasks, Projects, and Duties

If you picture an executive assistant answering phones and fetching coffee, you’re working from a job description that’s decades out of date. Today’s executive assistant (EA) can run your calendar, inbox, board prep, and family logistics all at once.

That matters if you’re a CEO, founder, or business owner with more on your plate than hours in your day. The right EA takes that load off your desk so your attention goes where it pays off most.

Below, you’ll find the tasks, projects, and responsibilities a top EA handles. You’ll also see how an EA differs from other assistants and what the partnership needs from you.

TL;DR: Executive Assistant Duties at a Glance

Here’s the short version of what executive assistants do for busy leaders:

• An executive assistant gives you back time by owning work that doesn’t need your direct attention.
• Daily tasks include your calendar, inbox, meeting prep, travel, documents, and expenses.
• Bigger projects include board meetings, client onboarding, and relationship tracking.
• Ongoing responsibilities span 5 roles, from business partner to personal assistant.
• An EA carries more scope and decision authority than an administrative or virtual assistant.
• The partnership works best when you give access, context, and trust from day one.

What Executive Assistants Do for the Leaders They Support

An executive assistant is a senior support professional who manages a leader’s time, communication, and logistics. That leader is called the principal, meaning the executive, founder, board director, or business owner the EA supports.

The work falls into 3 layers:

• Tasks: These are recurring or one-off actions that either get done or don’t, such as booking a flight or confirming a meeting.
• Projects: These are larger efforts with a clear start and finish, where your EA acts as your stand-in, such as planning a board retreat.
• Responsibilities: These are ongoing areas that everyone in your company knows belong to your EA, such as being the first stop for anyone who needs time on your schedule.

All 3 layers serve one goal. At ProAssisting, we treat giving the principal back time as the true north of the role.

How the Executive Assistant Role Has Evolved (And Why It Matters)

Previously, an executive assistant was considered simply a secretary tasked with typing and printing documents or picking up office calls on behalf of their ‘boss.’

However, the role has evolved to include leveraging technology, especially project management and CRM tools, to address scheduling bottlenecks on behalf of executives and founders.

Also, executive assistant roles now extend beyond the office walls. They double up as personal assistants who help their executives achieve their desired work-life balance.

Core Executive Assistant Tasks

Tasks are the steady, repeatable work that keeps your week moving. Some come up daily or monthly, while others happen once and never again.

These are the core tasks you can delegate to an EA from the start:

• Calendar Management: Your EA books, moves, and protects your meetings based on your priorities. They also write invites that explain themselves, so “John to call Alex at 3:00 PM regarding the Q2 budget review” replaces a vague “John/Alex call.”
• Inbox Management and Gatekeeping: Your EA screens email and calls, answers routine requests, and flags what truly needs you. That filter keeps sales pitches, vendor follow-ups, and repeat questions from eating your day.
• Meeting Prep and Follow-Up: Before a meeting, your EA pulls together the agenda, attendee background, and documents. Afterward, they send the recap and chase the next steps.
• Travel Planning: Your EA books flights, hotels, and ground transport around your preferences. That includes details like your preferred airport and how much buffer you want before a flight.
• Documents and Research: Your EA drafts, edits, and formats memos, reports, and slide decks. They also research people, companies, and options so you get a short brief instead of a long search.
• Expenses and Invoices: Your EA tracks receipts, builds expense reports, and routes invoices for approval. All you do is review and sign off.
• One-Off Requests: Some tasks happen only once, like moving a doctor’s appointment to make room for a board meeting. Others are urgent, like getting a forgotten deck to you before a pitch.

High-Impact Projects Handled by Executive Assistants

Executive assistants don’t just manage calendars; they drive change. From coordinating cross-functional initiatives to leading event planning and process improvement, EAs take on high-impact projects that push businesses forward.

The right EA can help you handle the following high-stakes projects.

Organizing Board Meetings

Executive assistants are often responsible for coordinating and supporting quarterly or annual board meetings, ensuring high-touch hospitality for the guests.

The stakes are higher if the meetings are expected to last several days, as the logistics can be a nightmare.

Common EA duties and responsibilities when hosting board meetings include:

• Preparing and organizing board materials and agendas.
• Coordinating with board members and internal departments.
• Ensuring a seamless experience that reflects well on the executive.
• Managing logistics: venues, accommodations, meals, and entertainment.

CRM (Customer Relationship Management) Oversight

Executive assistants who are deeply integrated into their principals’ networks and priorities are often tasked with managing the CRM, which directly impacts the company’s bottom line.

Their core tasks include:

• Nurturing relationships with relevant stakeholders like clients, vendors, and regulatory bodies.
• Tracking communications, follow-ups, and important dates.
• Creating reports and summaries for executive use.
• Updating and maintaining records of key relationships.

Onboarding New Employees/Clients

While onboarding is often repetitive, it becomes a high-impact project when the EA is the first point of contact. Your EA is often your representative during the onboarding process and sets the tone for the employee/client relationship with your company.

Common tasks include:

• Scheduling welcome meetings and preparing onboarding materials.
• Introducing the new employee/client to internal systems or teams.
• Communicating the company’s culture, mission, and vision.

Executive Assistant Responsibilities

Responsibilities are the ongoing roles a top EA owns for you. In The 29-Hour Work Day, ProAssisting co-founders Ethan Bull and Stephanie Bull call these the 5 Performance Multipliers because each one multiplies what you can get done.

Here’s what each multiplier looks like in practice:

1. Business Partner

As a business partner, your EA serves as your eyes, ears, and sometimes your voice in rooms you can’t attend. They speak for you without making your decisions for you.

That can mean sitting in on a nonprofit board meeting for you or giving honest feedback on a new logo. A good EA will also tell you how your team really feels about a change before you announce it.

2. Chief of Staff

In ProAssisting’s sense, a chief of staff is a single point of contact. Your direct reports, clients, investors, vendors, and even family members go to your EA first. Your EA filters what comes in and brings you only what needs you.

This differs from the traditional chief of staff, a strategy-focused executive who tracks company goals and holds the leadership team accountable. Our side-by-side look at chief of staff vs. EA roles explains the full difference.

3. Project Manager

Here, project manager means full ownership of a project or event from the first call to the final detail. Your EA might run a company retreat, relocate an office, or manage contractors on a home renovation.

You weigh in on the big choices. Your EA handles the spreadsheets, follow-ups, and small decisions along the way.

4. Assistant/Scheduler

This is the foundation most people picture when they hear “executive assistant.” A great one treats your calendar like a puzzle, which the book calls calendar Tetris.

They schedule around your energy, too. If you fade after lunch, your toughest meetings land in the morning.

5. Personal Assistant

Your personal life affects your work, so a top EA can handle that side when you want them to. That might mean collecting contractor quotes after a leak, adding your kids’ games to your calendar, or booking an anniversary dinner.

The book walks through how leaders get all 5 roles from one assistant. You can download The 29-Hour Work Day for free and see where your own EA could take more off your plate.

How an Executive Assistant Differs From an Administrative or Virtual Assistant

Assistant titles get used loosely, so it helps to compare what each role actually covers. An administrative assistant typically supports a team or department with routine office work. A virtual assistant (VA) is a remote assistant who usually handles defined tasks for several clients, often billed by the hour.

Here’s how the 3 roles compare on the points that matter to a busy leader:

In practice, the gap between an EA and an administrative assistant comes down to seniority, trust, and time in the role. Our guide to EA vs. administrative assistant roles goes deeper on where that line falls.

If you’re weighing remote options, our breakdown of executive vs. virtual assistant support covers the key differences.

What Makes an Executive Assistant Truly Indispensable

The right executive assistant often feels like your extension or double. They know how you think and operate, and leverage the knowledge to step up during high-impact situations. Below are the core traits of an indispensable EA.

Implicit Trust

An executive assistant should have a strong relationship with their principal and establish themselves as dependable.

The EA should complete assigned tasks accurately, efficiently, and with minimal oversight. This frees the executive to focus on high-level decisions.

Being a ‘Utility Player’

An indispensable EA is versatile, not limited to their job description. They are flexible and resourceful, which makes them the first person the executive turns to when there is ‘chaos,’ such as scheduling conflicts or payment delays.

This utility mindset transforms the EA from being merely an assistant to a business partner and chief of staff to the executive.

Ability to Think Like an Executive

An indispensable EA should deeply understand the executive’s preferences, priorities, and working style. This helps them anticipate the executive’s needs and make judgment calls that reflect the executive’s tone, values, and priorities.

By internalizing the principal’s mindset, the EA becomes an extension of the executive, ensuring continuity, consistency, and strategic alignment across the company.

What a Week With a Great Executive Assistant Looks Like

Lists of duties only tell part of the story. Here’s how a strong EA’s work shows up in an ordinary week from your side of the desk:

• Monday: You start the week with one email that lists every meeting, call number, and attendee note. Any prep you owe is flagged at the top.
• Tuesday: A board meeting falls on the same evening as your son’s hockey tryouts. Your EA moves the lower-priority meeting, adds the tryouts to the family calendar, and tells your spouse before you even spot the conflict.
• Wednesday: A vendor, a recruiter, and 2 sales reps all ask for 30 minutes of your time. Your EA handles 3 of them and routes the last one to the right person on your team.
• Thursday: You’re hosting a client dinner. Your EA checks with the client’s assistant about food allergies before choosing the restaurant.
• Friday: You get a short note covering next week. It includes a reminder that a key client’s birthday is Tuesday, along with what you sent last year.

Each item is small on its own. Together, they keep a steady stream of decisions and follow-ups off your plate.

You can get this level of support without a full-time hire. A fractional executive assistant is an experienced EA who works with you for a set share of their capacity each month.

ProAssistants are ProAssisting’s US-based fractional EAs. A free consultation shows you which tasks, projects, and responsibilities you could hand off first, so book yours and see how a ProAssistant fits your week.

What Your Executive Assistant Needs From You

An EA can only take on this much if you open the door for them. The biggest difference comes from 3 things:

• Access: Give your EA delegated access to your email, calendar, and contacts. It can feel like a big leap, but it’s where they add the most value.
• Context: Share your priorities, key relationships, and preferences up front, from your seat on a plane to your most important clients. Copy them on threads even when there’s nothing for them to do, because that background helps them decide for you.
• Trust: Start with full trust on day one and pull it back only if their actions call for it. Checking every step usually costs you more time than it saves.

In their book, Ethan and Stephanie Bull compare trusting an EA to “jumping off a cliff,” since nothing is guaranteed. Their point is that holding back costs you more.

A structured start makes all 3 easier. Our step-by-step guide to onboarding an executive assistant covers what to share and when.

Frequently Asked Questions (FAQs)

Let’s wind up by answering commonly asked questions about executive assistant tasks.

What’s the ROI of Hiring an Executive Assistant?

The main challenge in determining the ROI of hiring an executive assistant is that you get one to free up your time or solve scheduling bottlenecks, rather than to increase your company’s bottom line.

For example, getting a free afternoon, on a weekday, to attend your kid’s baseball game or catch up with an old friend passing through town often means you have someone else (an executive assistant) representing you in a philanthropic board or meeting potential clients/vendors. As such, it is best to calculate ROI based on your freed-up time.

How Do I Know If I’m Ready to Hire an Executive Assistant?

Generally, an executive assistant should be one of your first hires, way before you start bringing other workers on board. Executive assistants are central to creating standard operating procedures, as they can be the point person who knows where everything is, taking administrative overhead off your plate.

What Are the Red Flags to Watch for When Hiring an Executive Assistant?

Some red flags to watch for when hiring an executive assistant include:

• Candidates who lack prior experience providing support to founders and executives.
• Vague explanations about their tasks and responsibilities in past EA roles.
• Inability to expound how they ‘move the needle’ or bring real value to their executives.

Can Executive Assistants Manage Team Communication and Workflows?

Yes. Executive assistants can manage team communication and workflows by serving as the point of contact for the principals they support. For example, they can filter and classify emails by urgency and importance, forwarding only strategic-impact-level messages to executives. Additionally, they can personalize and disseminate information to relevant teams, breaking communication silos within departments.

Do Executive Assistants Handle Personal Tasks?

A top EA treats personal tasks as part of the job, since anything that frees your time counts. That can include family travel, home contractors, gifts, and household scheduling. Agree on boundaries up front so you both know what’s in scope.

How Much Does an Executive Assistant Cost?

A full-time, in-house EA earns a median salary of $76,590 a year (as of the time of writing), before benefits. Fractional support costs less because you pay for a share of an experienced assistant’s capacity. At ProAssisting, plans start at $3,300 per month for one-third of a ProAssistant’s resources.

Get Executive Assistant Support Through ProAssisting

The best EA partnerships get stronger over time. Each month, your assistant learns more about your priorities and the people around you. So you hand off more while your to-do list gets shorter.

ProAssisting makes that kind of partnership easy to start. We match busy leaders with experienced, US-based ProAssistants who work remotely.

Each one has at least 5 years of high-level experience at Fortune 500 companies like Oracle and JPMorganChase. They support no more than 3 principals, so you get focused attention and replies within an hour during business hours.

You’re a 30-minute meeting away from saving hours of your time every week. Schedule your free consultation and get matched with a ProAssistant.