History

Nussbaumer History Timeline Image 1
1933
• FIRM ORGANIZED AS "NUSSBAUMER AND CLARKE" IN BUFFALO, NY

Both partners (Newell Nussbaumer & Irving Clarke)
had previously been associated with George C. Diehl, Inc., Consulting Engineers in Buffalo, with Mr. Newell Nussbaumer as Vice President. The firm of George C. Diehl, Inc. had been established in 1898, and was discontinued in 1933 with the records being acquired by Nussbaumer & Clarke, Inc.

Nussbaumer History Timeline Image 2
1948
• CHARLES VELZY IS MADE MEMBER

After Mr. Charles Velzy was made a member of the firm, the name was then changed to "Nussbaumer, Clarke and Velzy". 

1958
• IRVING CLARKE'S RESIGNATION

Mr. Irving Clarke resigned from the firm as an active partner, and became a consultant. Mr. Raymond H. N. Murray became a general partner. 

1965
• MR. NUSSBAUMER'S RETIREMENT

Mr. Nussbaumer retired and sold the business to Daniel J. Hurley, P.E., Vito J. Caruso, P.E., Charles F. O’Donnell, and Robert B. Stannard.

1982
• SALE OF THE FIRM

The firm was sold to Richard Vandebrook, P.E., Walter E. Roeder, and Leland R. Reed.

1984
• SOLE OWNERSHIP BY MR. ROEDER

Mr. Roeder became sole owner and served as such until 2000 when he sold the firm to Michael J. Sendor, P.L.S., and Michael F. Smith, P.E.

1991
• PRESENT LOCATION ESTABLISHED

The firm moved its main office to its current location in the Gateway Executive Park. 

2000
• MR. SMITH AND MR. SENDOR BECOME NEW OWNERS

Michael J. Sendor, P.L.S., and Michael F. Smith, P.E. purchased the firm.

2009
• NORTH TONAWANDA OFFICE CREATED

The firm purchased the business of James Graf, Land Surveyors and maintains an office in North Tonawanda.

2011
• EAST AURORA LOCATION ESTABLISHED

The firm purchased James L. Shisler, Land Surveyor and maintains an office in East Aurora. 

2017
• NEXT CHAPTER

2017 Begins the next chapter of our firm’s long history as Michael J. Borowiak, P.L.S., President and Michael T. Marino, P.E., Chief Executive Officer assumed ownership of this well respected firm.

2019
• LOCKPORT OFFICE CREATED

The firm opened an office on Main Street in Lockport to better serve clients in Niagara County.

2025
• NORTH COUNTRY OFFICE ESTABLISHED

The firm opened an office in Canton, NY managed by Timothy Burley, P.E.

2025
• OWNERSHIP TRANSITION

Michael T. Marino, P.E. continues as Chief Executive Officer and is joined by Andrew H. Gow, P.L.S. (President of Land Surveying), David M. Britton, P.E. (President of Engineering), and Craig M. Alexander, S.E., P.E., LEED AP (Chief Operations Officer).

NC Owners-6823 Andy swop 1
1933
• FIRM ORGANIZED AS "NUSSBAUMER AND CLARKE" IN BUFFALO, NY

Both partners (Newell Nussbaumer & Irving Clarke)
had previously been associated with George C. Diehl, Inc., Consulting Engineers in Buffalo, with Mr. Newell Nussbaumer as Vice President. The firm of George C. Diehl, Inc. had been established in 1898, and was discontinued in 1933 with the records being acquired by Nussbaumer & Clarke, Inc.

Newell Nussbaumer and Irving Clark
1948
• CHARLES VELZY IS MADE MEMBER

After Mr. Charles Velzy was made a member of the firm, the name was then changed to "Nussbaumer, Clarke and Velzy". 

1958
• IRVING CLARKE'S RESIGNATION

Mr. Irving Clarke resigned from the firm as an active partner, and became a consultant. Mr. Raymond H. N. Murray became a general partner. 

1965
• MR. NUSSBAUMER'S RETIREMENT

Mr. Nussbaumer retired and sold the business to Daniel J. Hurley, P.E., Vito J. Caruso, P.E., Charles F. O’Donnell, and Robert B. Stannard.

1982
• SALE OF THE FIRM

The firm was sold to Richard Vandebrook, P.E., Walter E. Roeder, and Leland R. Reed.

1984
• SOLE OWNERSHIP BY MR. ROEDER

Mr. Roeder became sole owner and served as such until 2000 when he sold the firm to Michael J. Sendor, P.L.S., and Michael F. Smith, P.E.

1991
• PRESENT LOCATION ESTABLISHED

The firm moved its main office to its current location in the Gateway Executive Park. 

2000
• MR. SMITH AND MR. SENDOR BECOME NEW OWNERS

Michael J. Sendor, P.L.S., and Michael F. Smith, P.E. purchased the firm.

2009
• NORTH TONAWANDA OFFICE CREATED

The firm purchased the business of James Graf, Land Surveyors and maintains an office in North Tonawanda.

2011
• EAST AURORA LOCATION ESTABLISHED

The firm purchased James L. Shisler, Land Surveyor and maintains an office in East Aurora. 

2017
• NEXT CHAPTER

2017 Begins the next chapter of our firm’s long history as Michael J. Borowiak, P.L.S., President and Michael T. Marino, P.E., Chief Executive Officer assumed ownership of this well respected firm.

2019
• LOCKPORT OFFICE CREATED

The firm opened an office on Main Street in Lockport to better serve clients in Niagara County.

2025
• OWNERSHIP TRANSITION

Michael T. Marino, P.E. continues as Chief Executive Officer and is joined by Andrew H. Gow, P.L.S. (President of Land Surveying), David M. Britton, P.E. (President of Engineering), and Craig M. Alexander, S.E., P.E., LEED AP (Chief Operations Officer).

NC Owners-6823 Andy swop 1
2025
• NORTH COUNTRY OFFICE ESTABLISHED

The firm opened an office in Canton, NY managed by Timothy Burley, P.E.

Full-Service Capabilities, Local Expertise

Nussbaumer & Clarke, Inc. was established in 1933 by 
Newell L. Nussbaumer & Irving Clarke. In 1948, Charles R. Velzy, together with Nussbaumer and Clarke, formed the partnership of Nussbaumer, Clarke & Velzy. In 1961, the firm reorganized and returned the name to Nussbaumer & Clarke, Inc. Walter E. Roeder held ownership from 1984 until 2000, when Michael J. Sendor, PLS and Michael F. Smith, PE purchased the firm.

From 2017 to 2025, Michael J. Borowiak, PLS and Michael T. Marino, PE assumed ownership and leadership of Nussbaumer, building upon the legacy of engineering and surveying expertise. In January 2025, Michael J. Borowiak stepped down after 38 years of service to the company, transitioning the ownership team.

Michael T. Marino, PE continues as Chief Executive Officer. He was joined by Andrew H. Gow, PLS, serving as President of Land Surveying. David M. Britton, PE serves as President of Engineering. Craig M. Alexander, SE, PE, LEED AP has taken on the role of Chief Operations Officer. These four leaders, together with our dedicated staff, strive to continue the proud and time-tested tradition of providing outstanding engineering and surveying services to our clients in Western New York and beyond. 

Today, Nussbaumer’s offices in Erie County (Buffalo and East Aurora), Niagara County (North Tonawanda and Lockport), and St. Lawrence County (Canton) enable our team to readily support our clients across the region and beyond.

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