Sistava

A Chief of Staff That Never Sleeps

AI that handles meeting prep, email triage, calendar management, action item tracking, and executive communications.

Your AI chief of staff handles the operational load that keeps you from strategic work. It prepares you for every meeting with briefs and talking points, triages your inbox so you see only what matters, manages your calendar to protect focus time, tracks every action item to completion, and drafts communications that match your executive voice.

Overview

Executive time is the scarcest resource in any organization. Every hour a leader spends on email triage, meeting logistics, and action item tracking is an hour not spent on strategy, relationships, and decisions that move the business forward.

Your AI executive assistant operates as a digital chief of staff. It handles the information flow around you: what comes in (email, messages, documents), what goes out (communications, decisions, delegations), and what needs follow-through (action items, deadlines, commitments).

Unlike generic AI assistants, it understands executive context. It knows which stakeholders matter most, which topics are time-sensitive, and how to communicate on your behalf in a way that matches your voice and authority level.

Before / After

Benefits

Meeting Preparation

One-page briefs delivered before every meeting. Attendee backgrounds, agenda context, your pending items with that group, relevant metrics, and suggested talking points. Stop walking into meetings cold.

Email Command Center

Your inbox triaged by urgency and importance. Board and investor emails surface first. Client escalations get immediate attention. Internal FYIs are summarized into a single morning digest. Draft replies ready for your edit and send.

Calendar Intelligence

Protects your focus time, manages scheduling conflicts, and builds buffer between meetings. Declines low-priority invites with appropriate responses. Ensures your calendar reflects your priorities, not everyone else's.

Action Item Tracking

Extracts commitments from meetings, emails, and conversations. Assigns owners, sets deadlines, and follows up automatically. Weekly summary of what was completed, what is overdue, and what needs your attention.

Communication Drafting

Board updates, team announcements, client responses, and stakeholder emails drafted in your voice. Reviews company context and past communications to maintain consistency. You edit and send, not write from scratch.

Strategic Research

Market intelligence, competitor moves, industry trends, and due diligence research on demand. Structured summaries with key takeaways, not raw data dumps. Prepared for board meetings, investor calls, and strategic planning sessions.

How It Works

  1. Connect Your Executive Tools — Link your email, calendar, Slack, and any project management tools. Your AI assistant immediately begins learning your communication patterns, meeting cadence, and stakeholder relationships.
  2. Set Your Priorities — Define which stakeholders are VIPs, which meeting types need detailed prep, and when your focus time is sacred. These priorities shape every decision your assistant makes about your time and attention.
  3. Start Your Day Briefed — Each morning, review your daily brief: triaged inbox, meeting prep docs, pending action items, and anything that needs your decision. Your assistant has been working since your last session ended.
  4. Delegate and Track — Forward tasks to your assistant, dictate action items after meetings, and let it handle follow-ups. It tracks everything to completion and surfaces only what needs your personal attention.

Comparison

DimensionTraditionalWith Sista
Cost$80,000-150,000 per year for a senior executive assistant, plus benefits and office space$79/month all-inclusive. Under $1,000/year total versus $80,000+ for a human EA
AvailabilityBusiness hours only. Out-of-hours requests wait until morning. Vacation and sick days create gaps24/7 operations. Your inbox is triaged before you wake up. No coverage gaps, no handoff issues
Ramp-up time3-6 months before a new EA understands your preferences, stakeholders, and communication styleProductive in hours. Learns continuously from every interaction. Full context within weeks
MultitaskingOne task at a time. Meeting prep pauses while handling an urgent scheduling requestPrepares meeting briefs, triages email, and tracks action items simultaneously. No bottleneck
ConsistencyQuality depends on workload and tenure. Turnover means starting from scratch with a new hireConsistent quality regardless of volume. All preferences and history persist permanently
ScalingSupporting more executives means hiring more EAs. Each one needs months of trainingOne AI assistant handles growing complexity without additional cost or training time

FAQ

How does the AI assistant handle confidential executive communications?

All data is encrypted at rest and in transit. Your assistant accesses only the accounts you authorize through OAuth. No data is shared across users, workspaces, or used for model training. Confidential emails and documents stay within your workspace with the same security as your email provider.

Can it prepare board meeting materials?

Yes. Your AI assistant compiles board decks, financial summaries, KPI dashboards, and talking points from your connected data sources. It structures materials in your preferred format and highlights changes since the last board meeting. You review and approve before distribution.

How does it decide which emails are urgent?

It combines your explicit rules (VIP senders, keyword triggers) with learned patterns (how quickly you typically reply to certain people or topics). Board members, investors, and key clients get priority. Internal FYIs are batched into digests. You refine the model by correcting any miscategorization.

Will it send communications on my behalf without approval?

Only if you explicitly grant that permission. Most executives start with full review mode where every outgoing message requires approval. Over time, you can grant autonomous permissions for routine responses like meeting confirmations or standard acknowledgments.

Can it coordinate with my human EA or office manager?

Yes. Your AI assistant works alongside your human team. It handles the high-volume operational tasks (email triage, meeting prep, action tracking) while your human EA focuses on relationship management, in-person logistics, and judgment calls that need a human touch.

How does action item tracking work across different tools?

Your AI assistant extracts commitments from meeting transcripts, email threads, and Slack conversations. It consolidates them into a single tracking system, assigns owners based on context, sets deadlines, and sends follow-up reminders. You get a weekly summary of completed, overdue, and upcoming items.