APD Preservation Projects

2018 Projects

132 W Spain Street, Sonoma Historic Resource EvaluationThe Cooperage, Sonoma Historical Research and recommendations Sonoma Plaza Fountain, Historic Resource Evaluation1545 Madrona Ave., St Helena HRE and Consistency Evaluation1211 Broadway, Sonoma HRE and Consistency...

2017 Projects

Historic Resource Evaluation – “Rustic Shops,” Arnold Drive & Carquinez Avenue, Glen Ellen, CAHistoric Resource Evaluation – 196 Spain Street East, Sonoma, CAHistoric Resource Evaluation – 313 First Street East, Sonoma, CAHistoric Resource Evaluation &...

2016 Projects

Historic Resource Evaluation – 6 & 80 College Avenue, Santa Rosa, CADesign Consultation and Determination of Effect – “Hawker Project”, 158 West Napa Street, Sonoma, CAHistoric Resource Evaluation – 275 East Napa Street, Sonoma, CAHistoric Resource Evaluation –...

2015 Projects

Historic Resource Evaluation and Determination of Effect – 35 East Napa Street, Sonoma, CAHistoric Resource Evaluation and Determination of Effect – 227 East Spain Street, Sonoma, CAHistoric Resource Evaluation – 316 East Napa Street, Sonoma, CAHistoric Resource...

APD Preservation, 2014 in review

The last twelve months have seen the smooth launch of APD Preservation LLC.  A sampling of this year’s projects include the following:Historic Resource Evaluation for 456 Patten Street, Sonoma, CA Historic Resource Evaluation “Hotz Building,” 35 E Napa St., Sonoma, CA...

2018 Projects

132 W Spain Street, Sonoma Historic Resource EvaluationThe Cooperage, Sonoma Historical Research and recommendations Sonoma Plaza Fountain, Historic Resource Evaluation1545 Madrona Ave., St Helena HRE and Consistency Evaluation1211 Broadway, Sonoma HRE and Consistency...

2017 Projects

Historic Resource Evaluation – “Rustic Shops,” Arnold Drive & Carquinez Avenue, Glen Ellen, CAHistoric Resource Evaluation – 196 Spain Street East, Sonoma, CAHistoric Resource Evaluation – 313 First Street East, Sonoma, CAHistoric Resource Evaluation &...

2016 Projects

Historic Resource Evaluation – 6 & 80 College Avenue, Santa Rosa, CADesign Consultation and Determination of Effect – “Hawker Project”, 158 West Napa Street, Sonoma, CAHistoric Resource Evaluation – 275 East Napa Street, Sonoma, CAHistoric Resource Evaluation –...

2015 Projects

Historic Resource Evaluation and Determination of Effect – 35 East Napa Street, Sonoma, CAHistoric Resource Evaluation and Determination of Effect – 227 East Spain Street, Sonoma, CAHistoric Resource Evaluation – 316 East Napa Street, Sonoma, CAHistoric Resource...

APD Preservation, 2014 in review

The last twelve months have seen the smooth launch of APD Preservation LLC.  A sampling of this year’s projects include the following:Historic Resource Evaluation for 456 Patten Street, Sonoma, CA Historic Resource Evaluation “Hotz Building,” 35 E Napa St., Sonoma, CA...

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Services at a Glance

Environmental review and Documentation Historic Resource Evaluations Historic Resource Evaluations Historic Structure Reports Literature Research Historic Designation Documentation - NRHP

Founder Alice P. Duffee

Alice P. Duffee

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