About the role

As the Assistant Controller, you will own CREW Carbon’s accounting function end-to-end while supporting our financial planning and analysis (FP&A) activities. You will ensure that our books are accurate, compliant, and audit-ready, while also helping leadership translate financial data into insights and forecasts..

You will play a key role in building and maintaining the financial backbone of a fast-growing climate company. You will be responsible for managing all day-to-day accounting processes, leading month-end close, preparing accurate financial statements, and implementing the tools and processes needed to scale our finance function. At the same time, you will collaborate with leadership on budgeting, forecasting, and cash management, ensuring CREW has the visibility it needs to make smart strategic decisions.

Your work will help to continue positioning CREW Carbon as a leader in the carbon removal industry, expanding our reach and impact. This is an ideal opportunity for a detail-oriented, mission-driven operator with experience in accounting and finance, who is excited to wear both the controller hat and the analyst hat.

This position is a full-time role. Location will be remote in the U.S., working East Coast hours, with periodic travel to our offices in Brooklyn, NY.

Responsibilities

• Own all accounting processes, including general ledger, reconciliations, accounts payable/receivable, payroll, and expense management.
• Lead the monthly close process and prepare timely, accurate, GAAP-compliant financial statements.
• Maintain financial statements on a project-by-project basis, helping manage and maintain orderly financials that roll up to the enterprise-wide level.
• Maintain audit readiness and support tax and regulatory filings.
• Manage accounting integrations across tools, including QuickBooks, Procurement Express, Sequoia, Carta, etc.).
• Develop and maintain internal controls, financial policies, and processes.
• Partner with operating & finance leadership on budgeting, forecasting, and cash flow analysis.
• Build dashboards and variance reports using QuickBooks add-ons and AI-powered FP&A tools.
• Translate financial data into clear, actionable insights for project and executive decision-making.
• Prepare board and investor reporting packets, ensuring financial information is reliable and transparent.
• Continuously improve systems and workflows to scale with CREW Carbon’s growth.

Experience Requirements

• 5–8 years of progressive experience in accounting and finance, including time in both public accounting and a growth-stage company.
• Certified Public Accountant (CPA) required.
• Strong foundation in GAAP and audit standards.
• Expert knowledge of QuickBooks Online, including multi-entity management and advanced reporting.
• Experience with financial integrations and tools (e.g., Carta, Fathom, LiveFlow, Datarails, or similar).
• Strong Excel/Google Sheets modeling and data analysis skills.
• Excellent relationship-building skills.
• Ability to thrive in a fast-paced, rapidly changing startup environment where priorities can shift on a monthly basis.
• You practice extreme ownership (no task is too small).
• You love being in the trenches with your team and working with high empathy.
• You have a growth mindset and are eager to learn and take on new responsibilities.
• Mission-driven with a passion for climate solutions and sustainability.

Compensation

The annual salary range for this position is competitive and will depend on many factors including experience, education, and expertise. We offer a competitive benefits package with health insurance, flexible paid time off, 401(k) participation, and equity options.

About the company

CREW’s technology and services make wastewater treatment cheaper and more efficient, while permanently sequestering CO₂.

Leveraging advanced chemistry, natural minerals, and AI, we’ve developed and are deploying a category-defining process intensification technology, with decarbonization at its core. Today, we help wastewater treatment facilities and operators:

• Stabilize pH & alkalinity 24/7
• Eliminate hazardous chemicals & cut costs
• Avoid $100M+ infrastructure upgrades
• Capture & Store CO₂

We are currently deploying this technology across the US and Europe. In addition, we’ve signed $30M+ in carbon removal offtake agreements with leading corporations looking to meet their climate goals, supercharging geographical CREW’s expansion.

CREW has offices and labs in New Haven, CT and offices in Brooklyn, NY.

CREW highlights

• Signed a 6-year, $32M carbon credit offtake agreement with the Frontier Climate Fund in 2024
• Selected as 1 of 24 companies by the US Department of Energy in 2024 to be a potential supplier of high-quality carbon credits to the federal government
• Highlighted as an “Innovator of the Month” by US Senator Chris Murphy in 2024
• Selected by ImagineH2O, the leading water sector innovation accelerator in 2024
• Highlighted by Business Insider as “One of the Most Promising Climate-Tech Startups of 2023