Rockhopper
Techstars '23New York City, US · Founded 2024 · 9 employees on LinkedIn · 3 known investors
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Rockhopper addresses corporate finance workflows by providing a solution for collaborative spreadsheet management and financial audit processes. The product targets finance teams in corporate and municipal organizations struggling with version control and documentation in financial reviews.
Also known as Rockhopper
Founders & leadership
Rockhopper was founded in 2024 by Sebastian Perez Lawrence and David Kuchar.

Investors · 3
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Company profile
researched Sep 2026Rockhopper provides a spreadsheet review and control platform aimed at finance teams that make critical decisions in Excel and Google Sheets. The product layers change tracking, version control, approval workflows and collaboration on top of files that remain in the customer's existing spreadsheet environment, rather than requiring migration to a separate planning system. Core capabilities include cell-level change highlighting with financial-impact indicators, comprehensive change logs, customizable materiality thresholds, automated version context with one-click revert to prior versions, indefinite retention of file history, and the ability to create templates from approved models.
Collaboration and control features include cell-level commenting with @mentions, threaded discussions organized by version, retained comment history, customizable approval chains, auto-generated emails to assigned reviewers, automatic escalation of exceptions, and audit documentation intended to support SOX processes. The company positions the platform as a governance and assurance layer for finance work, including work performed with AI agents operating on the same spreadsheets. Rockhopper integrates with Microsoft Excel, Google Sheets, Google Drive, SharePoint and OneDrive, is listed on Microsoft AppSource, and states it is open to custom integrations. The company cites SOC 2 Type II certification, quarterly CREST penetration testing, AES-256 encryption at rest and in transit, and operates a trust center.
Founding story
The company's account traces its origin to the CEO's own experience leading finance teams that depended on spreadsheets for critical decisions, where unclear change tracking, version friction and lack of stakeholder alignment made the work inefficient and risk-prone. The founders frame a second motivation in the arrival of AI agents working inside the same spreadsheets, arguing that a governance layer is required for AI-augmented finance teams.
Business model
Rockhopper sells a software platform to enterprise finance organizations, with a sales motion built around a booked 30-minute demo and a stated implementation time of roughly 30 minutes. The website positions the total cost of ownership between manual email and shared-drive processes and enterprise EPM systems.
Traction
The website cites a featured case study with Howard Hughes, a real estate FP&A team of 20 members with $10B+ AUM on Microsoft 365, which selected Rockhopper for adoption speed, spreadsheet accountability and review transparency without changing existing Excel workflows. Marketing metrics quoted on the homepage include 7,300+ hours saved yearly, 94% faster variance detection and 40% faster month-end close.
Latest developments
The company markets SOC 2 Type II certification, a trust center, a listing on Microsoft AppSource, and a Howard Hughes FP&A case study, and describes an expanding focus on governance for AI agents operating within finance spreadsheets.
▸Full profile — market position, technology, go-to-market, geography
Market position
Rockhopper positions itself as a governance, source-of-truth and assurance layer for spreadsheet-driven finance processes, sitting between ad hoc manual review and full enterprise EPM deployments.
Rockhopper positions itself against two alternatives: manual email plus shared-drive processes, which lack audit trails, cell-level tracking and SOX documentation; and enterprise EPM platforms, which the company characterizes as requiring 6-12 month implementations, extensive training, and not working natively with Excel or Sheets. Rockhopper's stated position is native operation inside existing spreadsheet workflows with a 30-minute setup, cell-level tracking, and a minimal learning curve.
Technology
The platform works with files in Microsoft Excel and Google Sheets and connects to Google Drive, SharePoint and OneDrive. It performs cell-level change detection and highlighting, maintains full version history and change logs, applies configurable materiality thresholds for variance detection, and supports configurable approval chains with automated reviewer notification and escalation. Security controls cited include SOC 2 Type II certification, quarterly CREST penetration testing and AES-256 encryption at rest and in transit.
Go-to-market
Direct sales led by demo requests, supported by an ROI calculator that estimates hours and dollars saved from review time, published customer case studies, and distribution through the Microsoft AppSource marketplace. The site also solicits partnership inquiries.
CFO organizations, FP&A and accounting teams in enterprises that run financial reviews, month-end close and forecasting in Excel or Google Sheets, including those subject to SOX documentation and external audit requirements. A featured case study involves a real estate FP&A team of 20 members at Howard Hughes, operating on Microsoft 365 with $10B+ AUM.
Geography
Offices in New York and San Francisco, with remote staff across the United States.
Compiled by commissioned research from 8 cited public sources — announcements, filings, and press listed under research sources below.
Key figures
latest reportedCompany-reported or press-reported figures, each dated to when it was claimed — not independently audited.
Related companies · 1
Companies working in the same space as Rockhopper.
Timeline · 3
launches, deals, and filingsRockhopper published a case study describing how Howard Hughes, a real estate FP&A team of 20 members managing $10B+ AUM on Microsoft 365, adopted the platform for spreadsheet version control, accountability and review transparency within existing Excel workflows.
Rockhopper states it is SOC 2 Type II certified with annual audits, undergoes quarterly CREST-certified penetration testing, and uses AES-256 encryption for data at rest and in transit, with controls published via a trust center.
The platform is available via Microsoft AppSource and integrates natively with Microsoft Excel, SharePoint and OneDrive, as well as Google Sheets and Google Drive.
Dated company events from announcements, filings, and press; legal rows summarize public dockets and regulator releases.
▸Research sources · 8
primary sources listed
- Rockhopperrockhopper.co · web
8 public sources were cited for this profile; the first-party ones are listed here.
Frequently asked questions
- What does Rockhopper do?
- Rockhopper is a spreadsheet review and version-control platform for corporate finance and audit teams working in Excel and Google Sheets.
- Who founded Rockhopper?
- Rockhopper was founded by Sebastian Perez Lawrence, David Kuchar in 2024.
- Who are Rockhopper's investors?
- Rockhopper's investors include Long Way Ventures, Techstars, Cascade Seed Fund.
- Where is Rockhopper headquartered?
- Rockhopper is headquartered in New York City, US.




