Built for specialty underwriting

Built for performance. Structured for scale. Aligned for impact.

Next-generation MGU serving the commercial specialty market
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Meet Ascendex

Ascendex is a tech-enabled, performance-driven MGU with underwriting practices operating as true enterprise owners. Our model eliminates bureaucracy, scales underwriting excellence, and aligns every stakeholder around disciplined risk selection and shared outcomes.

01 / 03What we stand for

A launchpad for growth

The discipline behind the platform

Technology built to scale specialty programs

Underwriters today often don’t have the capabilities and support model to truly underwrite. Ascendex was built with expertise, agility, and shared ownership to solve this problem.

Technology affiliate

Vayla

Operator-built underwriting platform

Vayla, the technology affiliate of Ascendex, built the platform our practices underwrite on: rating, submission scoring, referrals, quoting, binding, and renewals in one record, shaped around how our underwriters evaluate risk. Ascendex is its first customer.

Workday

AI-native financial planning technology

Operationally, Workday delivers enterprise-grade agility, giving Ascendex and our teams real-time financial control, performance tracking, and scalability from day one.

Trusted by brokers and carriers

Commercial specialty skyline

What partners get

Our distribution and capacity partners value what we value: speed, transparency, follow-through, and excellence. We curate programs built to outperform, led by underwriters who know their niche and are committed to consistency. We’re built to help our partners succeed.

For underwriters who want more

Build with confidence

Ascendex is a home for underwriters with a deep track record for building high-performance practices. Here, underwriters are owners with aligned incentives and supported by a centralized infrastructure and industry-leading technology. They scale with confidence and build value on their terms.

Driven toward growth

Our leadership

Our leadership team of senior industry experts has built platforms, launched underwriting businesses, and managed large-scale portfolios across the specialty market.

Kevin Rehnberg

Kevin Rehnberg

Founder, CEO & Chairman

Andrée Bourgon

Andrée Bourgon

Founder, COO & Head of Finance

Dan Grayzel

Dan Grayzel

Founder, Head of Corporate Development & Strategy

Elevate your performance

Underwriting needs a boost. Ascend with us

Brokers, carriers, and underwriters can rely on our industry expertise and cutting-edge technology to achieve growth. Elevate your underwriting experience.