AEC proposal cover letter template
May 12, 2026
1 min
Last updated: May 12, 2026
Write a winning cover letter for your next architecture, engineering, or construction proposal with this cover letter template built specifically for AEC marketers and proposal writers. It includes a step-by-step breakdown of what to include in each paragraph, plus a sample AEC proposal cover letter for inspiration.
This template is based on the knowledge of experienced proposal writers and AEC marketers, including Rachelle Ray, former AEC marketer and Head of AEC Marketing at OpenAsset, who have used this structure to win their firm countless clients.
Use this template to:
- Properly structure your cover letter with a clear header, opening, problem, solution, credibility, and closing section.
- Balance accurately describing your firm’s offering with appealing to the client’s needs.
- Provide all the necessary information in a tight, 1-2 page summary.
- Outline your pitch with narrative flow.
- See what a winning AEC proposal cover letter looks like.
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Landon Iannamico is a content marketing expert with 6 years of experience helping B2B SaaS brands tell their stories and establish their verbal identities. He specializes in crafting brand narratives and producing content that breaks down complex concepts for highly specific, knowledgeable audiences across the data, AI, and engineering industries.


