Launch with a message that lands.

For fast-moving teams who need clarity, alignment, and copy that ships.

TL;DR

TL;DR

What I Do

→ Positioning into messaging
→ Strategy and copy, together
→ Senior-level work, no handoffs

Who I Work With

→ Series A–B & scale-ups
→ Consumer-facing, brand-led
→ Founders, PMMs, and GTM owners

How I Work

→ Pre-launch, refresh, or reset
→ Short, focused engagements
→ Async, real-time, or in the room

Clarity isn’t optional when you’re under pressure.

When you’re racing toward launch, the message can quickly lose focus.

Input flies in. Docs multiply. Everyone’s pushing forward — but no one’s fully aligned on the story.

I help founders, PMMs, and marketing leads get clear on what they’re saying, how to say it, and deliver copy that’s launch-ready.

Partner to global & scaling companies.

Get your story straight from strategy to ship.

1. Clarify Your Proposition

✓ Define what you do, who it’s for, and why it matters — in words your team and customers can rally around.

2. Consolidate Your Messaging

✓ Bring together everyone’s input into practical messaging that aligns product, marketing, and leadership.

3. Craft Launch-Ready Copy

✓ Write sharp, strategic copy that brings the story to life — and helps your team ship with confidence.

Big brand thinking. Startup speed.

James Aviaz – Brand Messaging & Copywriting Expert for Startups

Hi, I’m James Aviaz — award-winning copywriter and founder of Modern English.

I’ve worked inside fast-moving teams (ex-Uber, Spotify), so I know how the pressure to ship can bury the story.

Now, I bring the outside perspective teams need to deliver clear, consistent, compelling messaging — fast.

  • "James was pivotal in shaping Pilot's brand positioning, verbal identity and approach to storytelling. He truly captured the spirit of the brand and helped in crafting impactful messaging that resonated with our users. His expertise and thoughtful, collaborative approach brought immense value to the project."

    — Olivia King, Former Head of Design at Eucalyptus

  • “James has a talent for simplifying complex ideas into clear, human language. We had been struggling to communicate consistently, but with his help, we found a clear and confident voice that truly connects with our audience. His thoughtful approach and fresh perspective made working with him effortless and left a lasting impact.”

    — EDI Leader, Audio Company

Ready to sharpen your story?

Book a 30-min intro call — or drop me a note to kick things off.