We Bring Integrity, Creativity, and Passion to Every Project!

Our engineers’ passion for providing exceptional client service is evident in everything we do, from MEP system design and energy modeling, to owner representation and assistance with facility management.  We strive to uphold your interests on every endeavor - lend us your trust, and experience the quality you deserve.

AAUW National Headquarters Relocation

Interior Renovations, LEED
AAUW National Headquarters Relocation

NFCU Winchester Campus Parking Garage

New Building Construction, Specialty Projects
NFCU Winchester Campus Parking Garage

MITRE 3 Energy Conservation Evaluation

Studies & Evaluations, Energy Modeling
MITRE 3 Energy Conservation Evaluation

Mockingbird Station Energy Modeling

Studies & Evaluations, Energy Modeling
Mockingbird Station Energy Modeling

NFCU Campus Development

New Building Construction
NFCU Campus Development
  • MEP Design

    Work with an experienced engineering team, assembled based on the unique design parameters, schedule demands, and financial constraints of each project.

  • LEED Design & Support

    Navigate the LEED process confidently with our certified experts who simplify documentation, compliance, and project success.

  • Owner Representation

    Protect your project goals with trusted technical oversight that keeps critical details aligned from design through construction.

  • Energy Modeling

    Monitor, manage, and reduce energy use with detailed site-specific modeling that helps optimize payback and equipment replacement decisions.

  • Sustainable Design

    Reduce your facility’s environmental footprint with innovative engineering solutions for renovations, new construction, and green project strategies.

  • Infrastructure Upgrades

    Replace aging, inefficient equipment with strategic infrastructure upgrades that improve performance, competitiveness, and operating costs.

 
 
 
 
 
 
 

People who know us say...

marty-s-resized“Alarm Tech Solutions has worked on many successful and high-profile projects over the years that Williams Notaro & Associates served as the engineer-of-record on.  We knew from the beginning that WNA was different than most other firms.  Their level of detail, commitment to quality, professionalism, and return on investment proposition for their clients excited us, as they are all attributes we strive for as well. Perhaps that is why we have looked back on every project with WNA as a great success story. "

– Marty Smith, SET – Alarm Tech Solutions, LLC

2016-11-09T15:34:28+00:00
“Alarm Tech Solutions has worked on many successful and high-profile projects over the years that Williams Notaro & Associates served as the engineer-of-record on.  We knew from the beginning that WNA was different than most other firms.  Their level of detail, commitment to quality, professionalism, and return on investment proposition for their clients excited us, View Full →
mitch s“Williams Notaro is not only good at coming up with creative solutions, but when we recommend different control sequences based on our experience, they listen, evaluate the sequence, and work with us to develop the best sequence for each specific system.  I believe that it makes the project more enjoyable when people are able to work as a team, and that is exactly what Williams Notaro works towards.”

– Mitch Slavensky, President – ACS Controls

2016-02-23T22:11:29+00:00
“Williams Notaro is not only good at coming up with creative solutions, but when we recommend different control sequences based on our experience, they listen, evaluate the sequence, and work with us to develop the best sequence for each specific system.  I believe that it makes the project more enjoyable when people are able to View Full →
barry-mark-sml"Through sound engineering design and professional collaboration, the challenges associated of modifying mechanical systems associated with critical facilities were successfully accomplished at two facilities. WNA provided the clients and Donohoe Construction Company with strong team leadership and comprehensive design for the modification of a prominent news organizations and sensitive government facility data centers. The technical expertise and support of WNA were key to  the successful execution of these projects."

– Mark B. Barry, GACA, Sr. Vice President – Donohoe Construction Co.

2016-11-10T12:46:19+00:00
“Through sound engineering design and professional collaboration, the challenges associated of modifying mechanical systems associated with critical facilities were successfully accomplished at two facilities. WNA provided the clients and Donohoe Construction Company with strong team leadership and comprehensive design for the modification of a prominent news organizations and sensitive government facility data centers. The technical View Full →
"Now, as we head into more bureau building, we are grateful that Williams Notaro is performing the MEP planning.  We know that the work will be thorough and professional and that the follow-up will be comprehensive and timely."

– William Headline, PM – European Broadcast Union

2016-04-08T21:37:50+00:00
“Now, as we head into more bureau building, we are grateful that Williams Notaro is performing the MEP planning.  We know that the work will be thorough and professional and that the follow-up will be comprehensive and timely.”
chirrlinger2“Williams Notaro takes the time to understand the client’s needs and does the research necessary to adapt the MEP design to both the physical space available and the existing MEP conditions. This facilitates the construction process and avoids a lengthy RFI and potential change order process which is appreciated by both DAVIS construction and the client.”

– Carl Hirrlinger, Sr. VP – Davis Construction

2016-02-23T22:06:43+00:00
“Williams Notaro takes the time to understand the client’s needs and does the research necessary to adapt the MEP design to both the physical space available and the existing MEP conditions. This facilitates the construction process and avoids a lengthy RFI and potential change order process which is appreciated by both DAVIS construction and the View Full →
“It doesn’t matter if it is during design, construction, or post construction; your firm is always there to help, and putting the best interests of my company first.”

– Tom Petersen – ASI

2016-02-23T22:01:48+00:00
“It doesn’t matter if it is during design, construction, or post construction; your firm is always there to help, and putting the best interests of my company first.”
chirrlinger2“Williams Notaro is a firm that truly takes the time to understand the client’s needs while preparing the design. They have a great client focus and do a lot of owner/ client occupied facility type work where the client is more focused on the best value. I have typically worked with them on challenging technical projects that have always gone well.”

– Carl Hirrlinger, Sr. VP – Davis Construction

2016-02-23T22:03:35+00:00
“Williams Notaro is a firm that truly takes the time to understand the client’s needs while preparing the design. They have a great client focus and do a lot of owner/ client occupied facility type work where the client is more focused on the best value. I have typically worked with them on challenging technical View Full →
“Your team is extremely hands on and willing to work with us to dig into problems to find the best solutions for the client, no matter what time it is.”

– Buddy Gallagher, Sr. Project Manager – Pro-Tech Service Co.

2016-02-23T22:05:04+00:00
“Your team is extremely hands on and willing to work with us to dig into problems to find the best solutions for the client, no matter what time it is.”
chirrlinger2“Working alongside a firm that is as practical and cares as much about the end result as ours has been a pleasure…”

– Carl Hirrlinger, Sr. VP – Davis Construction

2016-02-23T21:54:17+00:00
“Working alongside a firm that is as practical and cares as much about the end result as ours has been a pleasure…”
mcate“As I’ve mentioned to you before, I wish the rest of our projects had people as committed and experienced as you and your engineers on them. Your firm is one of the few in the industry who sincerely cares about their design and continuously provides clients with the best possible solution for their unique needs.”

– Mark Cate, Sr. PM, Balfour Beaty Construction

2016-02-23T22:00:51+00:00
“As I’ve mentioned to you before, I wish the rest of our projects had people as committed and experienced as you and your engineers on them. Your firm is one of the few in the industry who sincerely cares about their design and continuously provides clients with the best possible solution for their unique needs.”
“In my opinion, the key difference between Williams Notaro and other firms, is responsiveness. Whenever I contact Williams Notaro with a question, I receive a response with an accurate and detailed answer within hours, or at the very least an explanation of when you will have the answer to me.”

– Tom Petersen – ASI

2016-02-23T22:10:10+00:00
“In my opinion, the key difference between Williams Notaro and other firms, is responsiveness. Whenever I contact Williams Notaro with a question, I receive a response with an accurate and detailed answer within hours, or at the very least an explanation of when you will have the answer to me.”
“On top of ken wakefieldyour communication skills and high level of knowledge, I appreciated how much you cared about the end result of the project and stayed involved through construction”

– Ken Wakefield, Sr. Chief Operating Engineer – DTZ

2016-02-23T22:04:09+00:00
“On top of your communication skills and high level of knowledge, I appreciated how much you cared about the end result of the project and stayed involved through construction”
David Clark“I have identified two key attributes that I believe differentiate Williams Notaro from many of your competitors — (a) the level of true technical involvement of your Principals and (b) the high level of experience of your engineering team.”

– David Clark, AIA – Clark and Company

2016-02-23T22:07:14+00:00
“I have identified two key attributes that I believe differentiate Williams Notaro from many of your competitors — (a) the level of true technical involvement of your Principals and (b) the high level of experience of your engineering team.”
rfanelli2"Your critical attention to detail and utmost professionalism throughout the various phases of our many projects truly contributed to the success of all of our projects."

– Richard Fanelli, AIA – FM Design Studios

2016-04-08T21:40:31+00:00
“Your critical attention to detail and utmost professionalism throughout the various phases of our many projects truly contributed to the success of all of our projects.”
"IMG_5190They know how to listen to the client and solve problems.  Their drawings are accurate and thorough; they understand codes and have proven experience with the utility companies and many different jurisdictions."

– Jon Gissendanner, AIA – J3 Design Collective

2016-04-08T21:44:15+00:00
“They know how to listen to the client and solve problems.  Their drawings are accurate and thorough; they understand codes and have proven experience with the utility companies and many different jurisdictions.”

mcate“It has been our pleasure to work with Williams Notaro over the years. Their leadership at fostering a team environment has helped us to complete projects of exceptional quality. I firmly believe their approach at creating a partnership among the stakeholders brings tremendous value to the client and contributes to the success of the project.”

– Mark Cate, Sr. PM, Balfour Beaty Construction

2016-02-23T22:12:32+00:00
“It has been our pleasure to work with Williams Notaro over the years. Their leadership at fostering a team environment has helped us to complete projects of exceptional quality. I firmly believe their approach at creating a partnership among the stakeholders brings tremendous value to the client and contributes to the success of the project.”
ken wakefield“On top of your communication skills and high level of knowledge, I appreciated how much you cared about the end result of the project and stayed involved through construction.”

– Ken Wakefield, Sr. Operating Engineer – DTZ

2016-02-23T21:59:39+00:00
“On top of your communication skills and high level of knowledge, I appreciated how much you cared about the end result of the project and stayed involved through construction.”
ecarafa“Innovative, responsive, thorough, first-class, and customer oriented are all traits that come to mind when I think of Williams Notaro. We have been working with your firm since 1999, and have appreciated the level of consistency in your performance on our projects”

-Eddie Carafa, Director Facility Management – PenFed

2016-02-23T22:10:57+00:00
“Innovative, responsive, thorough, first-class, and customer oriented are all traits that come to mind when I think of Williams Notaro. We have been working with your firm since 1999, and have appreciated the level of consistency in your performance on our projects”
"As we have worked together over the past few months it has occurred to me, several times, that your firm is really a class act."

– William Headline, AIA – European Broadcast Union

2016-04-08T21:36:29+00:00
“As we have worked together over the past few months it has occurred to me, several times, that your firm is really a class act.”
ken wakefield“After working with numerous other mechanical engineering firms, I have to admit, that when this project (a central plant replacement) first started I was very nervous. Renovating a central plant, while maintaining building operation, requires extensive communication between all team members and very detailed and well thought out drawings. These are attributes that I have never witnessed in other mechanical engineering firms. Williams Notaro surprised me by answering my emails and phone calls with the answers I needed, when I needed them…”

– Ken Wakefield, Sr. Chief Operating Engineer – DTZ

2016-02-23T22:07:43+00:00
“After working with numerous other mechanical engineering firms, I have to admit, that when this project (a central plant replacement) first started I was very nervous. Renovating a central plant, while maintaining building operation, requires extensive communication between all team members and very detailed and well thought out drawings. These are attributes that I have View Full →
IMG_5190"With their broad range of capabilities, there is still one quality that I value more than others; they like what they do and they enjoy doing it.  That tends to be contagious."

– Jon Gissendanner, AIA – J3 Design Collective

2016-04-08T21:45:47+00:00
“With their broad range of capabilities, there is still one quality that I value more than others; they like what they do and they enjoy doing it.  That tends to be contagious.”
Howard Chapman"We have completed many projects that have been engineered by WNA and have found every plan to be complete and accurate."

– Howard Chapman, Director – INTEC Group, Inc.

2016-04-08T21:33:15+00:00
“We have completed many projects that have been engineered by WNA and have found every plan to be complete and accurate.”
mitch s“Williams Notaro is the only firm that I’ve worked with who takes the real world approach of evaluating the system, using calculations when necessary, and creatively coming up with a solution.”

– Mitch Slavensky, President – ACS Controls

2016-02-23T22:04:34+00:00
“Williams Notaro is the only firm that I’ve worked with who takes the real world approach of evaluating the system, using calculations when necessary, and creatively coming up with a solution.”
“Your designs are very thorough, not leaving gaps for us to interpret. We also greatly appreciate the effort you spend ensuring that there are no cookie cutter notes in your designs and that all of your notes are job specific for every project.”

– Buddy Gallagher, Sr. Project Manager – Pro-Tech Service Co.

2016-02-23T22:05:46+00:00
“Your designs are very thorough, not leaving gaps for us to interpret. We also greatly appreciate the effort you spend ensuring that there are no cookie cutter notes in your designs and that all of your notes are job specific for every project.”
marty-s-resized"WNA looks at every project in a strategic engineering manner – the goal from the beginning is to provide a solution that perfectly matches the client’s needs.  It is no wonder that the projects we have done with WNA are with recurring clients – they obviously see value in what WNA brings to the table, and rightfully so!”

– Marty Smith, SET – Alarm Tech Solutions, LLC

2016-11-09T15:36:03+00:00
“WNA looks at every project in a strategic engineering manner – the goal from the beginning is to provide a solution that perfectly matches the client’s needs.  It is no wonder that the projects we have done with WNA are with recurring clients – they obviously see value in what WNA brings to the table, and View Full →
rfanelli2"There are never any client complaints, change orders for missing or incomplete documents, and you always meet the design schedules."

– Richard Fanelli, AIA – FM Design Studios

2016-04-08T21:42:12+00:00
“There are never any client complaints, change orders for missing or incomplete documents, and you always meet the design schedules.”
“After working with a different engineering firm that had low fees, but made mistakes, costing our company a considerable amount of money in change orders, it is refreshing to work with an engineering firm that does their homework, so that the MEP systems are designed correctly the first time.”

– Tom Petersen – ASI

2016-02-23T22:10:39+00:00
“After working with a different engineering firm that had low fees, but made mistakes, costing our company a considerable amount of money in change orders, it is refreshing to work with an engineering firm that does their homework, so that the MEP systems are designed correctly the first time.”
Howard Chapman"The attention to detail exhibited by the staff at WNA is top notch and certainly makes our job as general contractors easier..."

– Howard Chapman, Director – INTEC Group, Inc.

2016-04-08T21:32:21+00:00
“The attention to detail exhibited by the staff at WNA is top notch and certainly makes our job as general contractors easier…”
chirrlinger2“It is unusual to find an engineering firm that cares as much about their client’s success as Williams Notaro does. I’ve had the pleasure of working with your firm for approximately 15 years now and I am still very pleased with the partnership approach that the engineering team takes with both the client and construction team.”

– Carl Hirrlinger, Sr. VP – Davis Construction

2016-02-23T21:57:10+00:00
“It is unusual to find an engineering firm that cares as much about their client’s success as Williams Notaro does. I’ve had the pleasure of working with your firm for approximately 15 years now and I am still very pleased with the partnership approach that the engineering team takes with both the client and construction View Full →

What Are Your Goals?

We understand not all clients have the same goals and no two projects are alike. This is why our services will be tailored to your specific needs.  Learn how our partnership can lead to your success by calling or clicking the link below!