Corsus

What Corsus does

Corsus is a privately held, for-profit firm founded in 2008 that offers software solutions and consulting services focused on sustainability strategies. Headquartered in Rancho Santa Fe, California, the company operates with a small team of 11–50 employees, positioning it as a boutique provider in the sustainability advisory market. Its stated service scope blends software tools with hands-on consulting, implying a hybrid delivery model where technology is paired with expert advisory services — though the specific software products, platform architecture, and consulting methodologies are not documented in the available data.

The underlying business model cannot be characterized in detail from the inputs provided. There is no disclosed pricing structure, no named customers, no partnership or channel ecosystem, and no product-level information available. Sources explicitly note that the company's website domain (corsus.net) is currently expired and unreachable, which is a significant operational and credibility concern: it removes the primary window into Corsus's product offering, team, case studies, and go-to-market motion. The combination of a 17-year operating history and a micro headcount suggests a long-tenured but slow-growth professional services firm, but the absence of current digital presence and the lack of disclosed financial or customer metrics make further triangulation impossible.

From an investment intelligence standpoint, Corsus presents as a data-thin target. No funding history, M&A activity, leadership changes, certifications, patents, awards, or regulatory actions are recorded. Any diligence effort would need to recover primary documentation (renewed website, founder interviews, customer references) before the company can be meaningfully assessed for revenue quality, customer concentration, or competitive positioning.

Name

Corsus

Website

https://corsus.net

Company type

Private

Founded year

2008

Operating status

Operating

Headcount range

11–50 employees

Short description

Corsus is a privately held sustainability software and consulting firm founded in 2008 and based in Rancho Santa Fe, California, serving clients with a small team of 11-50 employees across its advisory and technology offerings.

Ownership category

akta.pro rank

Product category

Sustainability Software and Consulting

NAICS

Management Consulting Services (54161), Environmental Consulting Services (541620), Software Publishers (513210)

SIC

Services-Management Consulting Services (8742), Services-Prepackaged Software (7372)

akta.pro primary industry

Sustainability & ESG Consulting (BPAHACAK)

akta.pro secondary industries

Sustainability & ESG Reporting (GRI/SASB/ISSB/CSRD) (EUAHAJAB), Benchmarking, Ratings & Stakeholder Reporting Portals (Scorecards, Dashboards) (EUABAEAJ), ESG Governance, Sustainability Reporting & Assurance Advisory (BPAHAFAJ)

Keywords

• Sustainability software
• Sustainability consulting
• ESG strategy
• Carbon management
• Corporate sustainability

Headquarters

HQ city

Rancho Santa Fe

HQ country

United States

HQ region

North America

Markets served

GTM type

B2B

Offering type

Software

Cost components

Personnel, Technology or R&D, Operations, Marketing or Sales

Core offering

Corsus delivers software solutions paired with consulting services to help organizations develop and execute sustainability strategies. The firm's offerings combine technology tools with advisory expertise to address corporate sustainability, ESG, and environmental performance needs. Operating as a small private firm (11-50 employees) since 2008, Corsus serves clients from its base in Rancho Santa Fe, California.

Product overview

No product information available. The Corsus website (corsus.net) is currently unavailable due to an expired domain. No product, service, or company information could be extracted from the source data.

Differentiator

Problem solved

Functional benefit

Products and services

• Sustainability Software Solutions

Ideal customer profiles1 record

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Recent moves1 record

Direct peers

• Anthesis Group: Boutique-to-mid-market sustainability consulting and software firm serving enterprises on ESG strategy, reporting, and climate action. Closely comparable to Corsus in target client, service mix, and combined advisory-plus-tools model.
• EcoAct: International sustainability consultancy and carbon data platform focused on climate strategy, carbon accounting, and ESG reporting. Direct competitor in the mid-market sustainability advisory space Corsus occupies.
• South Pole Group: Global climate solutions provider combining advisory, carbon credit origination, and digital measurement tools. Comparable hybrid model and sustainability strategy focus.

Broad incumbents

• Sphera: Enterprise EHS, sustainability, and operational risk software vendor with embedded advisory services. Comparable as an established sustainability software-plus-services player.
• Workiva: Public cloud platform for ESG, sustainability, and regulatory reporting, widely adopted by mid-cap and enterprise issuers. Sets the benchmark for the software-enabled ESG reporting workflow Corsus's clients need.
• ERM (Environmental Resources Management): Large global environmental and sustainability consultancy offering strategy, EHS, and ESG services across all major industries. Sets the competitive ceiling for boutique sustainability firms like Corsus.
• KPMG Sustainability Services: Big Four sustainability and ESG advisory practice offering assurance, reporting, and strategy work. A primary large-competitor bidding against Corsus on enterprise ESG mandates.

Others

• Schneider Electric Sustainability Business: Major energy management and sustainability solutions provider combining software, advisory, and managed services. Relevant as an ecosystem participant shaping buyer expectations for integrated sustainability offerings.

Emerging players

• Persefoni: Climate management and accounting platform serving enterprises and financial institutions. A relevant comparable for the software side of Corsus's offering.
• Watershed: Enterprise climate platform combining carbon accounting software with sustainability advisory services. Represents the software-first evolution of the consulting model Corsus is trying to execute.

Market position

Strengths3 records

Weaknesses3 records

Competitive moat2 records

Key risks5 records

Key highlights4 records

Customer concentration

• Facebookfacebook.com/profile.php
• LinkedInlinkedin.com/company/corsus

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Corsus