Les Calder

Les Calder serves as Chief Technology Officer at JAMES DONALDSON & SONS LIMITED. JAMES DONALDSON & SONS LIMITED operates in the construction sector with approximately 82.0 employees. The company is headquartered in Edinburgh, Scotland. JAMES DONALDSON & SONS LIMITED generates annual revenue of 435617000.0.

Industry & Role Insights

• • MessageCEO tracks 3,496 executives in the construction sector.
• • We have verified contacts for 2 executives at JAMES DONALDSON & SONS LIMITED.
• • 589 executive contacts are available in Scotland.
• • Our database includes 201,469 c suite-level executives.

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Graham Johnston Chief Executive Officer at JAMES DONALDSON & SONS LIMITED

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Nilla Ruggiero Chief Technology Officer at 011h

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Fred Grove Chief Executive Officer at 123 Exteriors, Inc

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Joe Stackhouse Chief Executive Officer at 1-800 Hansons, LLC

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Benjamin Simon Chief Technical Officer at 1800Remodel.com

Outreach Guidance — construction Sector

Executives like Les Calder in the construction sector receive targeted outreach from sales teams, recruiters, and investors. To stand out, personalize your message with industry-specific context and a clear, specific value proposition relevant to their role at JAMES DONALDSON & SONS LIMITED.

Les Calder's Position in the MessageCEO Database

• •Les Calder is 1 of 2 verified executive contacts we track at JAMES DONALDSON & SONS LIMITED.
• •3,191 verified executive contacts in construction are in the MessageCEO database.
• •582 verified executive contacts in Scotland are in the database.
• •9 verified contacts work at construction companies in the 82.0 employee range (same size as JAMES DONALDSON & SONS LIMITED).

Executive contact data compiled from public business filings, LinkedIn public profiles, company press materials, and verified outbound email testing. We do not publish personal addresses or sensitive identifiers. Methodology & sources · Removal requests handled at /remove-info · Updated July 2026.

How do I reach Les Calder directly?

Les Calder's verified email address is available to MessageCEO Pro subscribers. They currently serve as Chief Technology Officer at JAMES DONALDSON & SONS LIMITED. Access direct contact info to skip gatekeepers and reach the decision maker.

What company does Les Calder work for?

Les Calder is Chief Technology Officer at JAMES DONALDSON & SONS LIMITED, a company in the construction sector with 82.0 employees. The company is based in Edinburgh, Scotland.

Can I pitch or sell to Les Calder?

As Chief Technology Officer at JAMES DONALDSON & SONS LIMITED, Les Calder is a key decision-maker in the construction sector. MessageCEO Pro gives you verified email to reach Les Calder directly — ideal for B2B sales, partnerships, and executive recruiting.

What industry is Les Calder in?

Les Calder works in the construction industry as Chief Technology Officer at JAMES DONALDSON & SONS LIMITED. MessageCEO provides verified contact information for executives across all major industries.

Is Les Calder's contact information verified?

Yes. MessageCEO verifies executive contact information through multiple data sources and regular validation checks. Les Calder's profile is kept up-to-date with the latest available information.

Last updated: July 19, 2026