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2026 GT Promotions
G&T Opens 2026 with 53 Promotions Across the Firm
Celebrating our growth.
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E 250314 N20 1
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Our projects shape the markets where we work. We bring the same rigor to environmental stewardship, workforce equity, and local economic impact that we bring to our clients' budgets and schedules.

At Gardiner & Theobald, exceptional project delivery is the baseline. We measure our success by what it produces: tangible value for clients, fulfilling careers for our people, and lasting impact in the communities where we work.

That standard shapes everything: how we staff engagements, how we give advice, and how we run our business. We call this approach Business with Purpose, and it organizes our commitments across three areas.

Environment

For clients pursuing Net Zero Carbon goals, we bring the technical expertise and cost transparency to make those ambitions actionable. Our portfolio includes LEED® Platinum, Gold, and Silver certified projects, as well as WELL, Living Building Challenge, and fitWEL certifications — a track record that reflects our commitment to responsible practice and our belief that the construction industry has a meaningful role to play in addressing climate change.

Social

We believe the best advice comes from teams that reflect the communities they serve. We are building a firm that is genuinely diverse, inclusive, and equitable -- not as a program, but as a business imperative. Our people give back through direct community engagement in each of our US markets, from New York to California.

Governance

Integrity and impartiality are the foundation of our client relationships. Our governance practices ensure that the advice we give is independent, our reporting is clear, and our people have the support they need to do their best work. We operate as one team across our US offices, holding ourselves to the same ethical standards in every market.